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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
-August 31, 2010 - Approved at 11:00 EST on 9/03/2010. No changes were made to the preliminary values.
Please contact your Client Relations representative with questions.
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The DRT in Production will be unavailable from 9/13/2010, 9:00 AM EDT - 3:00 PM EDT for updates. The following Production Portal tabs will be unavailable during this time period: Settlements --> Demand Response Tool --> View / Submit
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The Midwest ISO is aware of an issue associated with the implementation of the September network model that impacted the calculation of Real Time Ex Post LMPs staring with HE 1 on September 1, and ending on HE 12 on September 3, 2010. The issue is limited to the following CPNodes: ALTW.WRTHNGT, CIN.MIAMIFOR.H, CIN.MIAMIFOR.L, CINERGY.HUB, CONS.MPPA.LANS, CONS.MPPA_2.AZ, FE.HUB, ILLINOIS.HUB, MEC.PELLA, MHEB, MHEB_EAR, MICHIGAN.HUB, MINN.HUB, ONT_W, SIGE.APGI, SIGE.AZ, WEC.AZ, WEC.KCBL_AP, WEC.WPPIMUG. The issue is related to improperly calculated congestion component for these CPNodes. Please be advised that these will be recalculated prior to final approval in accordance with Midwest ISOs policy and procedures.
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Potential for Supply Surplus conditions Sunday September 5th, Monday September 6th and Tuesday September 7th, 2010.
Based on mild weather expected over the weekend early morning hours, the Midwest ISO is forecasting that conditions exist for a potential supply surplus on a market footprint-wide basis and is requesting Midwest ISO Generation Operators and Market Participants to prepare for Minimum Generation procedure activation. An Event may result in utilization of the Emergency ranges of on-line Generation Resources, the decommitment of Generation Resources, requests to reduce purchases, or other Emergency actions. The Midwest ISO requests all participants to plan accordingly.
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The DRT in TTSE/CCE will be unavailable from 9/3/2010, 10:00 AM EDT 10:15 AM EDT for updates. The following TTSE/CCE Portal tabs will be unavailable during this time period: Settlements --> Demand Response Tool --> View / Submit
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There will be a brief outage of the settlements PI interface. This outage will affect the programmatic upload of settlements meter data and the programmatic download of settlement statements. The outage will take place on Tuesday, September 7th between the hours of 12:30 PM EST and 2:00 PM EST. The actual outage should take less than 5 minutes. The purpose of the outage is to fix an issue where meter data files submitted programmatically as the payload of a soap envelope without xml declarations are sometimes rejected.
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*** REMINDER NOTIFICATION****
Reduction in Day-Ahead Clearing Window Begins Today, September 1, 2010***
Effective TODAY, Wednesday, September 1, 2010 (for market operating day Thursday, September 2, 2010), the Day-Ahead Market clearing window will be reduced one hour. The Day-Ahead Market close will remain at 1100 EST. Results will be posted at 1500 EST.
Beginning the same day, the RAC Rebid period will move to 1500-1600 EST with the Forward Reliability Assessment process beginning at 1600 EST.
This change has been discussed in Market Subcommittee meetings and is reflected in updates to the Energy and Operating Reserve Markets Tariff effective for September 1, 2010.
Please contact your Client Relations representative at 1-866-296-6476 if you have any questions.
Thank you.
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The Midwest ISO is aware of an issue that may have impacted the calculation of the preliminary Real Time Ex-post LMPs/MCPs for HE 1 on September 01, 2010.
Please be advised that these values may be recalculated prior to final approval in accordance with Midwest ISO processes and procedures.
Please contact your customer service representative with questions.
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The Midwest ISO is aware of an issue that has been corrected that was impacting the calculation of Real Time five minute LMPs and MCPs for HE 15 EST on August 31, 2010. Please be advised that the impacted interval has been recalculated prior to the posting of the Preliminary Ex Post CSV files in accordance with Midwest ISO processes and procedures.
Please contact your Client Relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- August 30, 2010 - Approved at 16:10 EST on 8/31/2010. No changes were made to the preliminary values.
Please contact your Client Relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- August 28, 2010 - Approved at 08:24 EST on 8/31/2010. No changes were made to the preliminary values.
- August 29, 2010 - Approved at 13:54 EST on 8/31/2010. LMPs were recalculated for HE 5 due to an invalid input.
Please contact your Client Relations representative with any questions.
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Following reports are now available on Midwest Market website for today August 31, 2010 .
Interchange Summary Reports (PDF,XLS)
Market Settlement Data
We apologize for any inconvenience this may have caused.
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Due to technical difficulties, the following reports will need to be reposted on Midwest Market website for today August 31, 2010 .
Interchange Summary Reports (PDF,XLS)
Market Settlement Data
Notification will be provided when these reports are available on midwestmarket.org.
We apologize for any inconvenience this may cause.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
- August 27, 2010 - Approved at 11:19 EST on 8/30/2010. LMPs/MCPs for HE 2 were recalculated due to an invalid input.
Please contact your customer relations representative with questions.
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The DRT in Production will be unavailable from 8/30/2010, 3:00 PM EDT - 8/30/2010 4:00 PM EDT for updates. The following production Portal tabs will be unavailable during this time period: Settlements --> Demand Response Tool --> View / Submit
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- August 25, 2010 - Approved at 8:23 EST on 8/27/2010. LMPs for HE 1 were recalculated due to an invalid binding constraint.
- August 26, 2010 - Approved at 14:50 EST on 8/27/2010. No changes were made to the preliminary values.
CPNodes with final LMPs/MCPs that are different than their preliminary values are listed in the attached files.
Please contact your customer relations representative with questions.
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An updated IT External Interface Change Schedule has been posted on the Midwest ISO website. Please review it to familiarize yourself with upcoming changes to Midwest ISOs external interfaces that may impact your systems.
One item has been added. A bug in the Meter Data Upload API is causing some valid submissions to be rejected. This change will update the XML libraries used by the application to correct the issue. Users are not expected to have to modify their systems as a result of this change, but everyone is encouraged to test their applications with the updated API in CCE.
Please contact Midwest ISOs Network Operations Center (NOC) 24x7 at 866-626-MISO (option 2) with any questions about this or any other items listed in the Change Schedule.
A link to the document can be found under the Quick Links on the Market Info > IT Notifications page.
Direct link: http://www.midwestmarket.org/publish/Folder/48be7d_1127ca1201e_-7d4e0a48324a.
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The Midwest ISO is aware of an issue that impacted the calculation of the preliminary Real Time Ex-Post LMPs for HE 2 on 8/27/2010. Real Time Ex-Post intervals are validated prior to final approval per Midwest ISO processes and procedures. Should there be any changes to this interval a follow up communication will be sent.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- August 23, 2010 - Approved at 11:24 EST on 8/25/2010. LMPs were recalculated for HE 16 due to missing UDS data.
- August 24, 2010 - Approved at 15:56 EST on 8/26/2010. LMPs were recalculated for HE 24 due to an invalid constraint.
Cpnodes with final LMPs/MCPs that are different than their preliminary values are listed in the attached files.
Please contact your Client Relations representative with any questions.
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There will be a brief outage in the CCE test environment of the PI interface. This outage will affect the programmatic upload of settlements meter data and the programmatic download of settlement statements. The outage will take place on Friday, August 27th between the hours of 9 AM EST and 6 PM EST. The actual outage should take less than 5 minutes. The purpose of the outage is to fix an issue where meter data files submitted programmatically as the payload of a soap envelope without xml declarations are sometimes rejected.
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Crow Outage Scheduler Maintenance
The Midwest ISO is performing planned maintenance on the Crow Outage scheduling system on Thursday, August 26, 2010, from 1-2 p.m. EDT. Users of the system may experience temporary disruptions during this time. If a connection to the system is lost, users will need to exit CROW and re-enter through the portal.
Thank you.
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***CORRECTED NOTIFICATION - Reduction in Day-Ahead Clearing Window Begins September 1***
Effective Wednesday, September 1, 2010 (for market operating day Thursday, September 2, 2010), the Day-Ahead Market clearing window will be reduced one hour. The Day-Ahead Market close will remain at 1100 EST. Results will be posted at 1500 EST.
Beginning the same day, the RAC Rebid period will move to 1500-1600 EST with the Forward Reliability Assessment process beginning at 1600 EST.
This change has been discussed in Market Subcommittee meetings and is reflected in updates to the Energy and Operating Reserve Markets Tariff effective for September 1, 2010.
Please contact your Client Relations representative at 1-866-296-6476 if you have any questions.
Thank you.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- August 20, 2010 - Approved at 09:49 EST on 8/23/2010. No changes were made to the preliminary values.
- August 21, 2010 - Approved at 12:24 EST on 8/23/2010. No changes were made to the preliminary values.
- August 22, 2010 - Approved at 13:26 EST on 8/23/2010. No changes were made to the preliminary values.
Please contact your customer relations representative with questions.
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Access has been restored to the Market Portal, DART MUI, RRS, ARS, and FTR in the Midwest ISO CCE test environment.
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The Midwest ISO CCE test environment is currently unavailable. This outage includes: Market Portal, DART MUI, ARS, FTR, and RRS. An external communication will be sent out when access to these applications are restored.
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Per the Midwest ISO Energy and Operating Reserve Markets Tariff (EORMT) (Schedule 28, sheet 2226A), the Midwest ISO is required to inform its Market Participants of the regulating reserve demand curve and operating reserve demand curve prices for the upcoming month.
The Regulating Reserve Demand Curve Price will be $232.66 per MW for the month of September 2010. The minimum Operating Reserve Demand Curve will be $1100 per MW as specified in the EORMT. The maximum Operating Reserve Demand Curve Price will be $3267.34 per MW for the month of September 2010. The Operating Demand Curve between the minimum and the maximum price points is an approximated step curve with step changes occurring in 5 mw increments.
For more information on the determination of the Operating Reserve Demand curve please refer to the Midwest ISO Energy and Operating Reserve Market Business Practices Manual 002 Section 5.2.1.
Please contact your Client Relations representative with questions.
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Siebel in TTSE/CCE will be unavailable 8:00am-12:00 DST noon on 8/24/2010 for the migration of Siebel Release 2.5.7. The Following Portal tabs/Processes may be intermittently unavailable during this time period:
Settlements Tab
Customer Service Tab
Programmatic Meter Data Uploads
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The Midwest ISO distinguished name (DN) tool webpage is currently unavailable. Access should be restored by 12:00 PM EST Sunday, August 22, 2010.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
August 19, 2010 - Approved at 9:23 EST on 8/21/2010. Due to an invalid input, LMPs for HE 17 were recalculated after the preliminary posting.
CPNodes whose final LMPs/MCPs that are different than their preliminary values are listed in the attached files.
Please contact your Client Relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
August 18, 2010 - Approved at 14:00 EST on 8/20/2010. No changes were made to the preliminary values.
Please contact your Client Relations representative with questions.
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The CCE Module E Capacity Tracking (MECT)/Voluntary Capacity Auction (VCA) applications will be unavailable for a 10 minute period on 8/31/10, between 7:00 and 17:00 EDT for a maintenance patch.
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Midwest ISO will be performing maintenance on the market portal Wednesday, August 25th between 1:00 PM EDT and 1:15 PM EDT. A short outage to connections is possible during this time.
We apologize for any inconvenience this may cause.
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Midwest ISO will be performing maintenance on the old Outage Scheduler and OICLOS notification system on Monday, August 23rd. A short outage of less than five minutes is expected around 2:00 PM EDT.
We apologize for any inconvenience this may cause.
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Midwest ISO JOA services will be migrated from old load balancer hardware to new hardware. A short outage will be experienced by any existing connections to JOA services when the configuration updates are made on August 25th at 2:00 PM EDT. This outage is expected to be less than five minutes but could be up to 20 if the change is backed out.
We apologize for any inconvenience this may cause.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- August 15, 2010 - Approved at 10:53 EST on 8/18/2010. LMPs at OTP.OTPW_14.AZ for HE 10 and 11, and OTP.MUAG for HE 11, were corrected in order to account for a dead bus.
- August 17, 2010 - Approved at 15:05 EST on 8/18/2010. No changes were made to preliminary values.
CPNodes whose final LMPs that are different than their preliminary values are listed in the attached file.
Please contact your Customer Relations representative with questions.
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From approximately 08/18/2010 08:30 EST to 08/18/2010 08:45 EST, the Midwest ISO will be performing system maintenance.
There could be an interruption to the outbound set-points for a short interuption of less than a minute.
Market participants are not to switch to XML unless otherwise notified.
Additional information will be sent from the Midwest ISO Shift Manager if necessary.
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Based on customer feedback, the Midwest ISO has modified the process by which the SE files are posted under the EMS Model Information section on the extranet.
In accordance with the Network and Commercial Modeling BPM, the Modeling team posts two files for peak (1800) and non-peak (0500) cases daily. Beginning with the August 16th, 2010 SE files:
Miso_se_(date-time)_AREVA.raw: the raw file represents the real-time SE solution snapshot from a non-peak or peak case. This raw file is NOT solved using either the Areva powerflow or PSS/E powerflow
Miso_se_(date-time).raw: the raw file represents the Areva and PSS/E powerflow solutions based on the real-time SE snapshot for the non-peak and peak case.
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There will be a brief outage to the Midwest ISO Communication System on August 18th, 2010 sometime between 11:00 EST and 16:00 EST."
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
- August 16, 2010 approved at 11:21 EST on 08/17/10. No changes were made to preliminary values.
Please contact your customer relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
-August 14, 2010 - Approved at 15:56 EST on 8/16/2010. LMPs/MCPs for HE 12 were recalculated due to an invalid input.
- August 13, 2010 - Approved at 09:22 EST on 8/16/2010. No changes were made to the preliminary values.
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The Midwest ISO is aware of an issue that impacted the calculation of the preliminary Real Time Ex-post LMPs at OTP.OTPW_14.AZ since HE 11 on August, 15 2010. Please be advised that these values will be recalculated prior to final approval in accordance with Midwest ISO processes and procedures.
Please contact your customer relations representative with questions.
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The Midwest ISO is aware of an issue that impacted the calculation of the preliminary Real Time Ex-Post LMPs for HE 12 on 8/14/2010. Real Time Ex-Post intervals are validated prior to final approval per Midwest ISO processes and procedures. Should there be any changes to this interval a follow up communication will be sent.
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The DRT in Customer Connectivity Environment (CCE) / TTSE will be unavailable from 8/20/2010, 8:00 AM EDT - 8/20/2010 12:00 PM EDT for updates. The following CCE / TTSE Portal tabs will be unavailable during this time period: Settlements --> Demand Response Tool --> View / Submit
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Tuesday, August 17th, the MISO OASIS page will be unavailable from 14:30-15:00 Eastern Standard Time for a scheduled update. We will be honoring TBD hourly non-firm next-hour only transmission reservations on tags as documented in Section 6.4 of the MISO Tariff BPM during this period.
Please resume submitting TSR requests on the MISO OASIS at 15:00 Eastern Standard Time. Please contact Tariff Administration at 317-249-5523 if you have any questions. Thank you.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
- August 12, 2010 - Approved at 10:55 EST on 8/13/2010. No changes were made to the preliminary values.
Please contact your customer relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- August 10, 2010 - Approved at 14:29 EST on 8/12/2010. LMPs at NSP.MRES.SAUK for HE 10 and 11 were corrected in order to account for a dead bus.
- August 11, 2010 - Approved at 12:35 EST on 8/12/2010. No changes were made to preliminary values.
CPNodes whose final LMPs that are different than their preliminary values are listed in the attached file.
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The Module E Capacity Tracking (MECT) and Voluntary Capacity Auction (VCA) applications will experience a 5 minute outage at 8/12/2010 11:30 AM EDT while unplanned maintenance work is being performed.
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Maximum Generation Emergency Termination for East Region Market area(s) of FE sub-area: Northeast Ohio. Maximum Generation Emergency Alert TERMINATION as of 08/11/2010 20:00 EST.
Based on the current short-term Load Forecast, scheduled interchange, on-line Resources, and transmission security requirements, the Midwest ISO is TERMINATING the FE sub area Northeast Ohio market footprint Maximum Generation Emergency Alert declared at 08/11/2010 14:00 EST. BA(s) and GO(s) implement actions per Maximum Generation Emergency (RTO-EOP-002).
Please do not reply to this email. Contact your Client Relations Representative if you have any questions.
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Midwest ISO is declaring a Hot Weather Alert for Market Footprint effective from 08/12/2010 07:00 EST to 08/12/2010 22:00 EST. Average temperature is expected to be 92.
Midwest ISO declared a Hot Weather Alert to prepare operating personnel and facilities for extreme weather conditions. Please reference RTO-OP-18 Conservative Operations.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- August 06, 2010 - Approved at 15:00 EST on 8/11/2010. LMPs/MCPs for HE 1-7, 10-13, 15-17, 22-24 were recalculated due to an invalid input.
- August 07, 2010 - Approved at 15:42 EST on 8/11/2010. LMPs/MCPs for HE 1-3, 7-9, 13, 22-24 were recalculated due to an invalid input.
- August 08, 2010 - Approved at 10:40 EST on 8/11/2010. LMPs/MCPs for HE 2 were recalculated due to an invalid input.
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Maximum Generation Emergency Alert Declaration
The Midwest ISO RC is declaring a Maximum Generation Emergency Alert effective from 08/11/2010 14:00 EST until 08/11/2010 20:00 EST for the following entities: East Region Market area(s) of FE sub-area: Northeast Ohio. The reason for the Alert is due to Forced Generation Outages.
Members are to prepare for a Maximum Generation Emergency Event per Midwest ISO Member Actions listed in the Alert Level of the Midwest ISO RTO-EOP-002 - Midwest ISO Market Footprint and Sub-Area Capacity Emergencies procedure.
Please contact your Client Relations Representative if you have any questions.
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The CCE DART and DART MUI (including XML traffic) will be unavailable from Thursday 8/12/2010 to Friday 8/13/2010 while the data is refreshed from production.
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The Midwest ISO is aware of an issue that impacted the calculation of the preliminary Real Time Ex-post LMPs on August 6, 7 and 8 due to an invalid input. The impacted hours are HE 1-7, 10-13, 15-17, 22-24 on Friday, August 6; HE 1-3, 7-9, 13, 22-24 on Saturday, August 7, and HE 2 on Sunday, August 8. Please be advised that these values will be recalculated prior to final approval in accordance with Midwest ISO processes and procedures.
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The Midwest ISO is aware that there was Operating Reserve scarcity on 8/10/2010. Interval 15:55 EST contained an $1100 Market Wide Supplemental Market Clearing Price (MCP). LMPs and MCPs across the footprint reflected the Operating Reserve scarcity pricing as well. Real Time Ex Post intervals are validated prior to final approval per Midwest ISO processes and procedures. Should there be any changes to this interval a follow up communication will be sent.
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****Event from 0215 to 0345 EST on Sunday, August 15, 2010****
Midwest ISO will be performing system maintenance on the ASM Production Day-Ahead and Real-Time (DART) system from 0215 to 0345 EST on Sunday, August 15, 2010. There will be an associated outage of the DART web pages and XML interfaces (including outgoing XML notifications). It is anticipated that 3 to 5 UDS intervals will be missed, during this time the use of the Dispatch Target Adjustment Mode may be used. This change will not affect ICCP data. Real time updates will be sent out as needed.
Midwest CRSG members may receive an error message when entering a request for ARS assistance, but the event will be processed normally within the ARS system. The error message is to indicate the event was not processed within the Midwest ISO market dispatch systems. All BAs external to Midwest ISO dispatch should adjust their NSI as per normal operation to receive or supply ARS assistance MW's. If anyone receives an error message when entering an ARS event, please contact the Midwest ISO Balancing Authority Operator to confirm that we have received the event. The Balancing Authority Operator will then be able to verify that all affected participants have acknowledged the event in the Midwest CRSG ARS application.
Thank you for your cooperation during this maintenance.
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Midwest ISO will be doing network maintenance from 8/10/2010 10:00 AM to 8/13/2010 5:00 PM. During this work there will be brief outages to all applications accessed through the CCE Market Portal. Affected URLs: https://cce.midwestiso.org/ and https://ttse-marketpss.midwestiso.org/. During this same window, the Local Security Administrator (LSA) screens will be unavailable for up to 15 minutes during which time no user accounts can be edited or added.
Note: This will not affect Production.
We apologize for any inconvenience this may cause.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- August 9, 2010 - Approved at 12:10 EST on 8/10/2010. LMPs at OTP.OTPW_14.AZ were recalculated for HE 1 and 2 because of issues related to a dead bus.
Please contact your customer relations representative with questions.
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The Midwest ISO is aware of an issue that impacted the calculation of the preliminary Real Time Ex-post LMPs at NSP.MRES.SAUK since HE 10 on August, 10 2010. Please be advised that these values will be recalculated prior to final approval in accordance with Midwest ISO processes and procedures.
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There will be a brief outage of the Midwest ISO Communication System on Auguest 9th, 2010 between 2 PM EDT and 3 PM EDT for system maintenance.
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The Midwest ISO is aware of an issue that impacted the calculation of the preliminary Real Time Ex-post LMPs at OTP.OTPW_14.AZ for HE 1 on August 9, 2010. Please be advised that these values will be recalculated prior to final approval in accordance with Midwest ISO processes and procedures.
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The Midwest ISO is aware of an issue that impacted the calculation of the preliminary Real Time Ex-post LMPs at OTP.OTPW_14.AZ for HE 1 on August 9, 2010. Please be advised that these values will be recalculated prior to final approval in accordance with Midwest ISO processes and procedures.
Please contact your customer relations representative with questions
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
- August 05, 2010 - Approved at 10:22 EST on 8/6/2010. No changes were made to preliminary values.
Please contact your Customer Relations representative with questions.
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The MISO is aware of an issue that impacted the calculation of ex-post LMPs/MCPs for HE 1100 EST. Please be advised that the LMPs for this hour will be recalculated and reviewed prior to final approval.
Please contact your Client Relations representative with questions.
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Please note that Midwest ISO will be doing network maintenance on 8/6/2010 from 12:00 PM EDT to 4:30 PM. During this work there will be a brief outage to markets.midwestiso.org. This will cause a brief interruption to the portal applications (e.g. ARS, MCS, CROW (Outage Scheduler), RRS, etc.). The PSS and XML Notifications will NOT be affected.
Contact your client relations representative with questions.
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From 08/06/2010 09:15 EST to 08/06/2010 09:30 EST, the Midwest ISO will be performing system maintenance. There could be an interruption to the outbound set-points for a short time of less than a minute.
Market participants are not to switch to XML unless otherwise notified.
Additional information will be sent from the Midwest ISO Shift Manager if necessary.
Please contact your Client Relations Representative if you have any questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
August 3, 2010 - Approved at 16:36 EST on 8/5/2010. LMPs at DPC.NWEC.AZ and DPC.NWECLOAD were recalculated for HE 16 because of issues related to a dead bus.
August 4, 2010 - Approved at 17:36 EST on 8/5/2010. LMPs at DPC.NWEC.AZ, DPC.NWECLOAD, DPC.NSPP_1.AZ, and DPC.NSPLOAD were recalculated for HE 17 because of issues related to a dead bus along with LMPs at DPC.NWEC.AZ and DPC.NWECLOAD for HE 8
Cpnodes whose final LMPs/MCPs that are different than their preliminary values are listed in the attached files.
Please contact your customer relations representative with questions.
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Midwest ISO report Interchange Summary Reports - PDF, XLS for August 05, 2010 is now available on midwestmarket.org.
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Siebel in Production will be unavailable on 8/13/2010 from 6:30am-7:30am DST for the upgrade of the Oracle Clients installed on the Application and Gateway servers. The following Portal Tabs and Interfaces could be unavailable during this time:
Settlements Tab
Customer Service Tab
Programmatic Meter Data Uploads
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
-August 2, 2010 - Approved at 1219 EST on 8/3/2010. No changes were made to the preliminary values.
Please contact your Client Relations representative with questions.
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The Module E Capacity Tracking (MECT)/Voluntary Capacity Auction (VCA) applications will be unavailable for a 60 minute period on 8/4/2010 between 9:00 and 12:00 EDT for a maintenance patch.
This patch will include the new MECT XML API specifications as outlined in the 6/24/2010 IT Users Group meeting.
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The CCE Module E Capacity Tracking (MECT)/Voluntary Capacity Auction (VCA) applications will be unavailable for a 60 minute period on 8/3/2010 between 7:00 and 17:00 EDT for a maintenance patch.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- July 30, 2010 approved at 09:34 EST on 08/02/10. No changes were made to preliminary values.
- July 31, 2010 approved at 10:35 EST on 08/02/10. No changes were made to preliminary values.
- August 1, 2010 approved at 08:23 EST on 08/02/10. No changes were made to preliminary values.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
-July 29, 2010 - Approved at 1401 EST on 7/30/2010. No changes were made to the preliminary values.
Please contact your Client Relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
-July 28, 2010 - Approved at 12:27 EST on 7/29/2010. No changes were made to the preliminary values.
Please contact your Client Relations representative with questions.
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Midwest ISO will be migrating PSS load balanced services from old to new hardware on Thursday, August 5th. An outage expected to be less than 20 minutes will occur at approximately 1:40 PM EST. Existing connections to PSS will be dropped when the change takes place.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
-July 25, 2010 - Approved at 10:05 EST on 7/28/2010. Due to a failed solution LMPs for HE 4 were recalculated after preliminary posting.
-July 26, 2010 - Approved at 11:58 EST on 7/28/2010. Due to a failed solution LMPs for HE 2 were recalculated after preliminary posting.
-July 27, 2010 - Approved at 14:29 EST on 7/28/2010. No changes were made to the preliminary values.
CPNodes whose final LMPs that are different than their preliminary values are listed in the attached files.
Please contact your Client Relations representative with questions.
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Market Held Open due to Portal issues
Due to technical difficulties and unavailability of the portal system, MISO will extend the Day Ahead Market close for 30 minutes. The Day Ahead Market will close at 11:30 EST.
We apologize for any inconvenience this may have caused.
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The Midwest ISO is currently experiencing problems accepting members offers. We have our IT staff working on the issue and expect the problem to be resolved shortly.
Thank you for you patience during this issue.
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Due to a Planned Maintenance outage, the hourly report 2308_Planned_Outages (PDF and XML) for 07/27/2010 for was not published for the 8:30 PM EST and 9:30 PM EST reports. The 10:30 PM EDT report is now available on the Midwest ISO website.
We apologize for any inconvenience this issue may have caused.
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Due to service maintenance, the Midwest ISO will not be able to post following Midwest ISO report on OASIS website for hours 8 pm EST 12 am EST on Tuesday 7/27/2010.
- 2308_Planned_Outages (PDF and XML)
We apologize for any inconvenience this may cause.
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On July 27, 2010 between 1200 and 1300 EST, system maintenance will require a 15 second window, during which of all applications accessed through the CCE Market Portal may be affected. Affected URLs: https://cce.midwestiso.org and https://ttse-marketpss.midwestiso.org. HTTP sessions may be interrupted during this window, meaning if you are in the middle of a wizard-like process such as entering a Service Request, you may need to restart by using the menu system and reselecting the appropriate menu item.
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The Midwest ISO will be rescheduling its maintenance on the PSS from 7/28 to today, 7/27 to accommodate for reliable system conditions. Users may see intermittent outages to the PSS at this time. We apologize for the inconvenience.
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The CCE Market Portal will be unavailable beginning 7/29/2010 @ 1000 while maintenance is being performed. This outage is scheduled for no more than one hour.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- July 23, 2010 approved at 10:25 EST on 07/26/10. No changes were made to preliminary values.
- July 24, 2010 approved at 14:07 EST on 07/26/10. No changes were made to preliminary values.
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Updated Date: JOA services will be migrated from old load balancer hardware to new hardware. A short outage will be experienced by any existing connections to JOA services when the configuration updates are made on July 27th at 2:00 PM EDT. This outage is expected to be less than five minutes but could be up to 30 if the change is backed out.
JOA services affected:
RAMP
UC
NNL
RTCongestion
Settlements
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
-July 20, 2010 - Approved at 10:09 EST on 7/23/2010. Due to an invalid input, LMPs for HE 14 and 15 were recalculated after the preliminary posting.
-July 21, 2010 - Approved at 14:49 EST on 7/23/2010. No changes were made to the preliminary values.
-July 22, 2010 - Approved at 16:26 EST on 7/23/2010. No changes were made to the preliminary values.
Please contact your Client Relations representative with questions.
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Please note: The Midwest ISO has delayed the posting of the Midwest ISO Average Cost per MWh Paid by Load report.
We regret any inconveniences that this may have caused.
A new communication will be issued when the report is once again available.
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Per the Midwest ISO Energy and Operating Reserve Markets Tariff (EORMT) (Schedule 28, sheet 2226A), the Midwest ISO is required to inform its Market Participants of the regulating reserve demand curve and operating reserve demand curve prices for the upcoming month.
The Regulating Reserve Demand Curve Price will be $231.96 per MW for the month of August 2010. The minimum Operating Reserve Demand Curve will be $1100 per MW as specified in the EORMT. The maximum Operating Reserve Demand Curve Price will be $3,268.04 per MW for the month of August 2010. The Operating Demand Curve between the minimum and the maximum price points is an approximated step curve with step changes occurring in 5 mw increments.
For more information on the determination of the Operating Reserve Demand curve please refer to the Midwest ISO Energy and Operating Reserve Market Business Practices Manual 002 Section 5.2.1.
Please contact your customer relations representative with questions.
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Midwest ISO FTP will be migrated from old load balancer hardware to new hardware on Tuesday, 7/27 from 1:00 PM to 5:00 PM EDT. A short outage will be experienced by any existing connections to MISO FTP when the configuration updates are made.
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Coming Soon - MWh Paid by Load Report
The Midwest ISO is pleased to announce that beginning Friday, July 23, 2010, and on the 20th of the month thereafter, a new report on the costs involved that are paid by load will be available for download from the Midwest ISO website
The new report - Midwest ISO Average Cost per MWh Paid by Load will be posted under Market Info >>Market Reports ﾻ Summary ﾻ Cost to Serve Load in a Adobe PDF format.
A new report will be posted on the 20th of each month at approximately 07:00 EST.
For your convenience, a Midwest ISO Average Cost per MWh Paid by Load Readers Guide will also be available under Market Info >>Market Reports ﾻ Summary.
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Tuesday, July 27th, the MISO OASIS page will be unavailable from 14:30-15:00 Eastern Standard Time for a scheduled update. We will be honoring TBD hourly non-firm next-hour only transmission reservations on tags as documented in Section 6.4 of the MISO Tariff BPM during this period. Please resume submitting TSR requests on the MISO OASIS at 15:00 Eastern Standard Time. Please contact Tariff Administration at 317-249-5523 if you have any questions. Thank you.
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**UPDATED**
Siebel in production will be unavailable on 07/22/2010 from 7:00pm-8:00pm EST for database maintenance.
The following Portal tabs/Processes could be unavailable during this time:
Settlements Tab
Customer Service Tab
Programmatic Meter Data Uploads
The Midwest ISO will perform maintenance on the Financial Transmission Rights (FTR) System between 7:00pm EST on Tuesday July 20, 2010 to 8:00pm EST. This effort will require that the FTR System be unavailable for approximately 60 minutes.
The DRT in production will be unavailable from 7/20/2010, 7:00 PM EST to 8:00 PM EST for updates. The following production Portal tabs will be unavailable during this time period: Settlements --> Demand Response Tool --> View / Submit
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The Midwest ISO is terminating our System Status Level 1 as of 1945 and returning to normal, SSL 0. All applications are functioning normally.
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The Midwest ISO has determined that the Re-Bid period will remain open until 1940 EST (System Time).
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The Midwest ISO is declaring System Status Level __1__ per Midwest ISO Procedure
RTO-AOP-001 and is implementing Midwest ISO procedure(s) as listed below.
RTO-AOP-011 ARS failure. Our Backup ARS is still functioning.
Midwest ISO is experiencing infrastructure difficulties related to the portal, Crow outage, ARS, MCS. The Rebid period will be extended. A communication will be sent out explaining the time extension on the rebid period.
If you are experiencing any problems with the above applications, please contact your RGD or RC.
Thank you
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The Midwest ISO is declaring System Status Level __1__ per Midwest ISO Procedure
RTO-AOP-001 and is implementing Midwest ISO procedure(s) as listed below.
RTO-AOP-011 ARS failure. Our Backup ARS is still functioning.
Midwest ISO is experiencing infrastructure difficulties related to the portal, Crow outage, ARS, MCS. The Rebid period will be extended. A communication will be sent out explaining the time extension on the rebid period.
If you are experiencing any problems with the above applications, please contact your RGD or RC.
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The Midwest ISO will be extending the Rebid Period to 18:00 EST due to system load causing increased Portal response time.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
- July 19, 2010 approved at 11:20 EST on 07/20/10. No changes were made to preliminary values.
Please contact your customer relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- July 16, 2010 - Approved at 9:51 EST on 7/19/2010. No changes were made to the preliminary values.
- July 17, 2010 - Approved at 15:21 EST on 7/19/2010. No changes were made to the preliminary values.
- July 18, 2010 - Approved at 15:58 EST on 7/19/2010. No changes were made to the preliminary values.
Please contact your Client Relations representative with questions.
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Midwest ISO will be performing system maintenance on the ASM Production Day-Ahead and Real-Time (DART) system from 0215 to 0345 EST on Sunday, July 25, 2010. There will be an associated outage of the DART web pages and XML interfaces (including outgoing XML notifications). It is anticipated that 3 to 5 UDS intervals will be missed, during this time the use of the Dispatch Target Adjustment Mode may be used. This change will not affect ICCP data. Real time updates will be sent out as needed.
Midwest CRSG members may receive an error message when entering a request for ARS assistance, but the event will be processed normally within the ARS system. The error message is to indicate the event was not processed within the Midwest ISO market dispatch systems. All BAs external to Midwest ISO dispatch should adjust their NSI as per normal operation to receive or supply ARS assistance MW's. If anyone receives an error message when entering an ARS event, please contact the Midwest ISO Balancing Authority Operator to confirm that we have received the event. The Balancing Authority Operator will then be able to verify that all affected participants have acknowledged the event in the Midwest CRSG ARS application.
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There will be a 5 minute scheduled outage of the Midwest ISO Market Portal LSA functionality in the production environment today, July 19, at 12:30 PM EST.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- July 14, 2010 - Approved at 07:45 EST on 7/16/2010. HE 23 LMP was recalculated for DPC.GSE_1.AZ.
- July 15, 2010 - Approved at 16:22 EST on 7/16/2010. No changes were made to preliminary values.
Please contact your customer relations representative with questions.
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iebel in production will be unavailable on 07/20/2010 from 7:00pm-8:00pm EST for database maintenance.
The following Portal tabs/Processes could be unavailable during this time:
Settlements Tab
Customer Service Tab
Programmatic Meter Data Uploads
The Midwest ISO will perform maintenance on the Financial Transmission Rights (FTR) System between 7:00pm EST on Tuesday July 20, 2010 to 8:00pm EST on Thursday July 20, 2010. This effort will require that the FTR System be unavailable for approximately 60 minutes.
The DRT in production will be unavailable from 7/20/2010, 7:00 PM EST to 8:00 PM EST for updates. The following production Portal tabs will be unavailable during this time period: Settlements --> Demand Response Tool --> View / Submit
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Midwest ISO will be performing system maintenance on the CCE Day-Ahead and Real-Time (DART) system from 8:30 am to 11:30 am EST on Tuesday, July 20th 2010. There will be an associated outage of the DART web pages, Extensible Markup Language (XML), during this time.
Production systems WILL NOT be affected.
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Siebel in TTSE/CCE will out of service from 11:30 PM to 1:00 PM EST on Friday, July 16th for server maintenance. The following Portal tabs/programmatic interfaces will be unavailable during this period:
Settlements
Customer Service
Meter Data Uploads
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The CCE Module E Capacity Tracking (MECT)/Voluntary Capacity Auction (VCA) applications will be unavailable for a 10 minute period on 7/16/2010, between 7:00 and 14:00 EDT for a maintenance patch.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- July 11, 2010 approved at 0900 EST on 07/14/10. LMPs at FE.AMPO_2.AZ were updated at HE 14-15 to correct for a dead bus.
- July 13, 2010 approved at 1506 EST on 07/14/10. No changes were made to preliminary values.
Please contact your customer relations representative with questions.
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Midwest ISO will be renewing the PSS server certificates on 7/28/2010 at 2:30pm EDT. No outage is expected but users may need to log out and log back in.
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The Midwest ISO Scheduling group is announcing a change to its allowable Ramp Limits, effective July 19, 2010 at 13:40 EST. The current limit of +/-500 MW per quarter will change to +500/-700.
In other words, this means that for each period of schedule changes, all transaction requests that decrement the Midwest ISOs ability to Import energy will be limited to 700MW. All transaction requests that decrement the Midwest ISOs ability to Export energy will still be limited to 500MW.
If there is any question about the Midwest ISO ramp limits, any registered user may log into the portal and view the Ramp Limits tab of the Ramp Reservation System.
For any other questions about Ramp Availability, please contact the 24-hour Scheduling desk at (317) 249-5511.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
-July 10, 2010 - Approved at 11:07 EST on 7/13/2010. LMP corrections were made for HE 18 and 20 due to a dead bus issue.
-July 12, 2010 - Approved at 12:05 EST on 7/13/2010. No changes were made to the preliminary values.
Please contact your Client Relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- July 9, 2010 - Approved at 10:06 EST on 7/12/2010. No changes to preliminary values.
Please contact your Client Relations representative with questions.
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There will be a brief outage of the Market Portal and the Market Portal Settlements Programmatic Interface in the Production environment on July, 12, 2010 The outage will occur between 1000 and 1200 EST. To minimize the outage Midwest ISO will perform a failover during the prod installation. The portal users who are in the middle of a submission or who are using a page that relies on selections made on a previous page at the moment the failover occurs will lose their session and need to redo or resubmit their work.
The purpose of this outage is to fix issues related to creating and updating portal users.
We apologize for any inconvenience this may cause.
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**UPDATE** The maintenance is complete and the DART system is available again. **UPDATE**
On Friday, July 9th, 2010 between [12:30] and [14:00] EST, system maintenance will require two outages of all applications accessed through the Production Market Portal. These outages will be up to 30 minutes in duration. Affected URLs: https://markets.midwestiso.org and https://marketpssweb.midwestiso.org.
Note: The Automatic Reserve Sharing (ARS) and Day-Ahead Real-Time (DART) Market User Interface (MUI) and XML API will be affected by this outage, but DART XML Notifications will not be affected.
The Automatic Reserve Sharing (ARS) system in the Production Portal will be unavailable for both internal and external users during the maintenance. If any member of the MISO-MBHydro Contingency Reserve Sharing Group requires ARS activation for the loss of generation, loss of schedule, other extreme condition, contact the MISO Balancing Authority Operator for the implementation of an ARS event.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- July 7, 2010 - Approved at 14:25 EST on 7/9/2010. No changes were made to preliminary values.
- July 8, 2010 - Approved at 12:24 EST on 7/9/2010. No changes were made to preliminary values.
Please contact your customer relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
July 5, 2010 - Approved at 08:26 EST on 7/8/2010. HE 11 LMPs/MCPs were recalculated due to invalid input data.
Cpnodes whose final LMPs/MCPs are different than their preliminary values are listed in the attached files.
Please contact your customer relations representative with questions.
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From 21:30 to 21:45 EST, the Midwest ISO will be performing system maintenance.
There will be an interruption to the outbound set-points for a short interruption of less than a minute.
Market participants are not to switch to XML unless otherwise notified.
Additional information will be sent from the Midwest ISO Shift Manager if necessary.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- July 6, 2010 - Approved at 14:24 EST on 7/7/2010. No changes were made to the preliminary values.
Please contact your customer relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- July 2, 2010 - Approved at 15:29 EST on 7/6/2010. HE 12 LMPs/MCPs were recalculated due to invalid input data.
- July 3, 2010 - Approved at 14:08 EST on 7/6/2010. No changes were made to the preliminary values.
-July 4, 2010 - Approved at 16:30 EST on 7/6/2010. Two intervals in HE 4 and one interval in HE 12 had invalid Ex-post prices. Corrections were made to Ex-post prices for HE 4 and HE 12.
Please contact your customer relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
-June 28, 2010 - Approved at 10:24 EST EST on 7/01/2010. LMPs for HE 18 were changed due to a dead bus.
-June 30, 2010 - Approved at 14:28 EST on 7/01/2010. No changes were made to the preliminary values.
CPNodes whose final LMPs that are different than their preliminary values are listed in the attached files.
Please contact your Client Relations representative with questions.
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The Module E Capacity Tracking (MECT)/Voluntary Capacity Auction (VCA) applications will be unavailable for a 10 minute period on 7/8/2010, between 9:00 and 14:00 EDT for a maintenance patch.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- June 25, 2010 approved at 1040 EST on 06/28/10. No changes were made to preliminary values.
- June 26, 2010 approved at 1321 EST on 06/28/10. No changes were made to preliminary values.
- June 27, 2010 approved at 1428 EST on 06/28/10. LMPs at ALTW.MRES and ALTW.MRES_1.AZ for HE 15 were updated to correct for a dead bus.
Cpnodes whose final LMPs/MCPs that are different than their preliminary values are listed in the attached files.
Please contact your customer relations representative with questions.
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From 0220 to 0245 EST, the Midwest ISO will be performing system maintenance. There could be an interruption to the Portal interface (Market User Interface) for up to 15 minutes, one to two UDS cases may be missed, and outbound set-points may have a short interruption of less than a minute. Market participants are not to switch to XML unless otherwise notified. Additional information will be sent from the Midwest ISO Shift Manager if necessary
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
-June 22, 2010 - Approved at 10:29 EST on 6/24/2010. LMPs for HE 12 were changed due to a dead bus.
-June 23, 2010 - Approved at 14:35 EST on 6/24/2010.
No changes were made to the preliminary values.
Please contact your Client Relations representative with questions.
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The CCE Module E Capacity Tracking (MECT)/Voluntary Capacity Auction (VCA) applications will be unavailable for a 10 minute period on 6/25/2010, between 7:00 and 17:00 EDT for a maintenance patch.
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Siebel in Production will out of service from 7:30 PM to 8:30 PM EST on Wednesday, June 30th. The following Portal tabs/programmatic interfaces will be unavailable during this period:
Settlements
Customer Service
Meter Data Uploads
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- June 21, 2010 - Approved at 12:38 EST on 6/23/2010. LMPs were recalculated for HE 4-5 due to an invalid input.
Please contact your customer relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- June 19, 2010 - Approved at 14:50 EST on 6/18/2010. LMPs at DECO.MSCPA were corrected for HE 19 because of issues related to a dead bus. LMPs for HE 7 were recalculated due to invalid inputs.
- June 20, 2010 - Approved at 14:50 EST on 6/18/2010. No changes to preliminary values.
Changes from preliminary prices can be found in attached file.
Please contact your Client Relations representative with questions.
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Midwest ISO will be performing network maintenance from 1300 - 1600 EDT on Fri., June 25th that will cause up to a 5 minute outage to the Midwest ISO Internet connection. Users will experience a brief interruption to all externally facing web sites and services such as OASIS, production Market Portal, Midwest ISO website, OICL, ARS, modweb, CROW outage scheduler, PSS and XML submittal, query, and notification function. If you experience an interruption, please wait 5 minutes and try again. The Automatic Reserve Sharing (ARS) system in the Production Portal will be unavailable for both internal and external users for up to a 5 minute period. If any member of the MISO-MBHydro Contingency Reserve Sharing Group requires ARS activation for the loss of generation, loss of schedule, other extreme condition, contact the Midwest ISO Balancing Authority Operator for the implementation of an ARS event.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
June 18, 2010 - Approved at 14:50 EST on 6/18/2010. No changes to preliminary values.
Please contact your Client Relations representative with questions.
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****Event from 0200 to 0330 EST on Sunday, June 27, 2010****
Midwest ISO will be performing system maintenance on the ASM Production Day-Ahead and Real-Time (DART) system from 0200 to 0330 EST on Sunday, June 27, 2010. There will be an associated outage of the DART web pages and XML interfaces (including outgoing XML notifications). It is anticipated that 3 to 5 UDS intervals will be missed, during this time the use of the Dispatch Target Adjustment Mode may be used. This change will not affect ICCP data. Real time updates will be sent out as needed.
Midwest CRSG members may receive an error message when entering a request for ARS assistance, but the event will be processed normally within the ARS system. The error message is to indicate the event was not processed within the Midwest ISO market dispatch systems. All BAs external to Midwest ISO dispatch should adjust their NSI as per normal operation to receive or supply ARS assistance MW's. If anyone receives an error message when entering an ARS event, please contact the Midwest ISO Balancing Authority Operator to confirm that we have received the event. The Balancing Authority Operator will then be able to verify that all affected participants have acknowledged the event in the Midwest CRSG ARS application.
Thank you for your cooperation during this maintenance.
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Per the Midwest ISO Energy and Operating Reserve Markets Tariff (EORMT) (Schedule 28, sheet 2226A), the Midwest ISO is required to inform its Market Participants of the regulating reserve demand curve and operating reserve demand curve prices for the upcoming month. The Regulating Reserve Demand Curve Price will be $245.43 per MW for the month of July 2010. The minimum Operating Reserve Demand Curve will be $1100 per MW as specified in the EORMT. The maximum Operating Reserve Demand Curve Price will be $3,254.57 per MW for the month of July 2010. The Operating Demand Curve between the minimum and the maximum price points is an approximated step curve with step changes occurring in 5 mw increments.
For more information on the determination of the Operating Reserve Demand curve please refer to the Midwest ISO Energy and Operating Reserve Market Business Practices Manual 002 Section 5.2.1.
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The Midwest ISO will perform maintenance on the Financial Transmission Rights (FTR) System from 8:00 EST on Monday June 21, 2010 to 10:00 EST Monday June 21, 2010. This effort will require that the FTR System be unavailable for the duration of the outage.
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The Midwest ISO is aware of an issue that has been corrected that was impacting the calculation of Real Time five minute LMPs and MCPs for HE 07 EST on June 19, 2010. Please be advised that the impacted interval has been excluded from the hourly average prior to the posting of the Preliminary Ex Post CSV files in accordance with Midwest ISO processes and procedures.
Please contact your Client Relations representative with questions
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
-June 16, 2010 - Approved at 16:21 EST on 6/17/2010. No changes were made to preliminary values.
Please contact your Customer Relations representative with questions.
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The CCE Module E Capacity Tracking (MECT)/Voluntary Capacity Auction (VCA) applications will be unavailable for a 10 minute period on 6/17/2010 between 7:00 and 10:00 EDT and also on 6/18/10 between 9:00 and 13:00 EDT for maintenance patches.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- June 14, 2010 - Approved at 15:19 EST on 6/16/2010. No changes were made to preliminary values.
Please contact your customer relations representative with questions.
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Siebel in Production will be out of service from 7:30 PM to 8:30 PM EST on Thursday, June 24th. The following Portal tabs/programmatic interfaces will be unavailable during this period:
Settlements
Customer Service
Meter Data Uploads
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The Midwest ISO is aware of an issue that impacted the calculation of the preliminary Real Time Ex-post LMPs for HE 3 on 6/16/2010. Please be advised that these values will be recalculated prior to final approval in accordance with Midwest ISO processes and procedures.
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**********************************************************
Following reports are now available on Midwest ISO website.
-Real Time Cleared Offers - 20100317
- ASM Day-Ahead Cleared Offers -20100317
-ASM Real Time Cleared Offers-20100317
We apologize for any inconvenience this delay may have caused.
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The PowerGADS and MECT application in Customer Connectivity Environment will be unavailable between 1400 and 1600 EST on June 16, 2010 due to system upgrade.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
-June 13, 2010 - Approved at 13:30 EST on 6/15/2010. The 11:10, 11:35, and 11:40 intervals were Re-executed and HE 12 LMPs/MCPs were Recalculated due to an invalid constraint.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
- June 8, 2010 - Approved at 12:53 EST on 06/09/2010. No changes were made to preliminary values.
Please contact your Customer Relations representative with questions.
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Due to technical difficulties, the Midwest ISO is experiencing a delay in posting the following Midwest ISO reports for today June 15th,2010:
-Real Time Cleared Offers - 20100317
- ASM Day-Ahead Cleared Offers -20100317
-ASM Real Time Cleared Offers-20100317
Notification will be provided when these reports are available on midwestmarket.org.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- June 11, 2010 - Approved at 10:54 EST on 6/14/2010. LMPs were recalculated at WEC.OKCGC8 for HE 15 due to an invalid input.
- June 12, 2010 - Approved at 13:40 EST on 6/14/2010. No changes to preliminary values.
Cpnodes whose final LMPs that are different than their preliminary values are listed in the attached file.
Please contact your customer relations representative with questions.
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Midwest ISO will be performing network maintenance from 1300 - 1800 EDT on Wed., June 8th that will cause up to a 5 minute outage to the Midwest ISO Internet connection. Users will experience a brief interruption to all externally facing web sites and services such as OASIS, production Market Portal, Midwest ISO website, OICL, ARS, modweb, CROW outage scheduler, PSS and XML submittal, query, and notification function. If you experience an interruption, please wait 5 minutes and try again. The Automatic Reserve Sharing (ARS) system in the Production Portal will be unavailable for both internal and external users for up to a 5 minute period. If any member of the MISO-MBHydro Contingency Reserve Sharing Group requires ARS activation for the loss of generation, loss of schedule, other extreme condition, contact the Midwest ISO Balancing Authority Operator for the implementation of an ARS event.
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The Midwest ISO will begin routing XML Notifications through the backup network today, at 1400 EST. This does not affect ICCP. XML Notifications will continue to be delivered to the same locations, but their source IP address will be from our backup network. This change has been communicated a few times over the past few months, including during an IT Users Group meeting on April 29th. The meeting materials are available on our public website under the Documents tab:
Committee Meetings and Presentations > Information Technology User's Group (ITUG) > Meetings > 2010 > 20100429
If you stop receiving XML Notifications, please check your network configuration or call the Midwest ISO Network Operations Center.
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The Midwest ISO is aware of an issue that is impacting the calculation of the Real Time Ex-post LMPs at HE 24 on June 12, 2010. Please be advised that these hourly values will be calculated prior to final approval in accordance with Midwest ISO processes and procedures.
Please contact your customer relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
- June 10, 2010 - Approved at 14:05 EST on 6/11/2010. LMPs for HE 17 were recalculated due to invalid input
CPNodes whose final LMPs/MCPs that are different than their preliminary values are listed in the attached files.
Please contact your Client Relations representative with questions.
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The DRT in TTSE/CCE will be unavailable from 6/16/2010, 7:00 AM - 6/18/2010 5:00 PM for updates. The following TTSE/CCE Portal tabs will be unavailable during this time period: Settlements --> Demand Response Tool --> View / Submit
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
- June 9, 2010 - Approved at 14:44 EST on 6/10/2010. No changes were made to preliminary values.
Please contact your Client Relations representative with questions.
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The Module E Capacity Tracking (MECT)/Voluntary Capacity Auction (VCA) applications will be unavailable for a 10 minute period on June 14, 2010, between 9:00 and 13:00 EDT for a maintenance patch.
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The CCE Module E Capacity Tracking (MECT)/Voluntary Capacity Auction (VCA) applications will be unavailable for a 10 minute period on June 11, 2010, between 8:00 and 17:00 EDT for a maintenance patch.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- June 5, 2010 - Approved at 10:59 EST on 6/8/2010. LMPs for HE 11 were recalculated to include a 5 minute Ex-Post interval that had previously failed. LMPs were updated for HE 20 due to an invalid input.
- June 6, 2010 - Approved at 13:58 EST on 6/8/2010. LMPs for HE 9 were recalculated to include a 5 minute Ex-Post interval that had previously failed. LMPs were updated for HE 3 due to an invalid input.
- June 7, 2010 - Approved at 14:45 EST on 6/8/2010. No changes to preliminary values.
Cpnodes whose final LMPs/MCPs that are different than their preliminary values are listed in the attached files.
Please contact your customer relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating day:
- June 04, 2010 - Approved at 11:33 EST on 06/07/2010. No changes were made to preliminary values.
Please contact your customer relations representative with questions.
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Midwest ISO will be performing network maintenance from 1300 - 1800 EDT on Tues., June 8th that will cause up to a 5 minute outage to the Midwest ISO Internet connection. Users will experience a brief interruption to all externally facing web sites and services such as OASIS, production Market Portal, Midwest ISO website, OICL, ARS, modweb, CROW outage scheduler, PSS and XML submittal, query, and notification function. If you experience an interruption, please wait 5 minutes and try again. The Automatic Reserve Sharing (ARS) system in the Production Portal will be unavailable for both internal and external users for up to a 5 minute period. If any member of the MISO-MBHydro Contingency Reserve Sharing Group requires ARS activation for the loss of generation, loss of schedule, other extreme condition, contact the Midwest ISO Balancing Authority Operator for the implementation of an ARS event.
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The Midwest ISO is aware of an issue that impacted the calculation of the preliminary Real Time Ex-post LMPs at HE 20 on June 05, 2010. Please be advised that these values will be recalculated prior to final approval in accordance with Midwest ISO processes and procedures.
Please contact your customer relations representative with questions.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- June 3, 2010 - Approved at 12:07 EST on 6/4/2010. LMPs at MP.MPC.Y2ACPSL and MP.MPM.Y2ACPSL were changed for HE 1-24 due to a deadbus.
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Access to the CCE environment will not be available while the CCE database server is down for a memory upgrade. This is scheduled for Friday, June 4 at 11:30 AM to approximately 12:30 PM. Access will be returned to normal after the memory upgrade.
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The Midwest ISO has approved Real-Time Ex-post LMPs/MCPs for the following operating days:
- June 1, 2010 - Approved at 16:02 EST on 6/3/2010. LMPs at MP.MPC.Y2ACPSL and MP.MPM.Y2ACPSL were changed for HE 1-24 due to a deadbus.
- June 2, 2010 - Approved at 13:25 EST on 6/3/2010. LMPs at MP.MPC.Y2ACPSL and MP.MPM.Y2ACPSL were changed for HE 1-24 due to a deadbus.
Please contact your Client Relations representative with questions.
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The Midwest ISO will be performing a release update on the Crow Outage scheduling system, Friday June 4, 2010 between 1:00-2:00pm EDT. Users of the system will experience extended disruptions or system unavailability during this time. Once the release update is completed users will be able to re-enter the CROW outage scheduling system thru the portal.
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