Market Notice Archives

ERCOT sends Market Notices to publicly subscribed email distribution lists as required in the protocols and other binding documents for scheduled releases, outages, business process failures, and other general information.

This section contains a three year archive of Market Notices.  Archive searches may be performed by Category, Date Range, and Keywords, or a combination of these criteria. For Market Notices older than three years, select the mailing list you are interested in from Market Notice Email Distribution Lists.

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Search for Market Notices within the past three years.

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Recent Market Notices

These notices were sent within the last 30 days.

Date Subject
10/14/2019 M-A091319-03 Reminder - Implementation of market-facing changes for October 2019
10/14/2019 W-A101419-01 Update to the Generic Limits for the Panhandle Generic Transmission Constraint (GTC)
10/11/2019 R-A091719-02 Reminder - On October 17, 2019 ERCOT's ETOD website will be decommissioned
10/11/2019 W-A101119-01 Update to the Generic Limits for McCamey Generic Transmission Constraint
10/10/2019 M-A100119-02 Real-Time Market (RTM) Resettlement for Operating Days August 15, 2018 and September 17, 2018
10/10/2019 W-B061319-03 Update - Proposal to Add Culberson Loop Remedial Action Scheme
10/09/2019 M-A100319-02 Potential Price Correction – Modeling of Withdrawn Outages in the Day-Ahead Market and Reliability Unit Commitment
10/07/2019 M-A100719-01 Planned Maintenance Outage - Market Operations Test Environment (MOTE) and Retail Market Test Environment (RMTE)
10/04/2019 M-A091319-02 Reminder - Implementation of market-facing changes for October 2019
10/04/2019 M-A100419-01 Implementation Details of PGRR070
10/04/2019 M-B100419-01 Implementation Details of NPRR923
10/04/2019 M-C100419-01 Implementation Details of NPRR895 and OBDRR007
10/04/2019 M-D100419-01 Implementation Details of PGRR061
10/04/2019 W-A100419-01 ERCOT Market Participants
10/03/2019 M-A100319-01 Potential Price Correction – Modeling of Withdrawn Outages in the Day-Ahead Market and Reliability Unit Commitment
10/01/2019 M-A100119-01 ERCOT Membership Application for 2020 Membership Year Now Available
10/01/2019 M-A100119-01 Issue Affecting Real-Time Ancillary Service Imbalance Payment or Charge
09/29/2019 M-A092519-03 Completion - Planned Maintenance Outage
09/27/2019 M-A092519-02 Reminder - Planned Maintenance Outage
09/27/2019 M-A092719-01 Planned system maintenance with impacted services
09/27/2019 M-B092719-01 Planned system maintenance with impacted services
09/27/2019 M-C092719-01 2019.NOV.Monthly.Auction
09/26/2019 M-A092619-01 Notice Regarding Provisional ERCOT DGR Integration Practices
09/25/2019 M-A092519-01 Planned Maintenance Outage
09/25/2019 M-B092519-01 2020.1st6.AnnualAuction.Seq1 CRR Auction
09/25/2019 M-C092519-01 TCEQ Enforcement Discretion for Certain Generation Resources Needed to Resolve Transmission Congestion in West Texas
09/24/2019 M-B092419-01 Planned Market Management system (MMS) and OS (Outage Scheduler) User Interface (UI) upgrade (ten minute outage) - Market Operations Test Environment (MOTE)
09/24/2019 W-A092419-01 Payment due on private WAN fees
09/23/2019 W-A092319-01 Implementation of maximum Shadow Price for an irresolvable constraint in SCED
09/20/2019 W-A092019-01 Resource Integration Workshop
09/17/2019 R-A091719-01 On October 17, 2019 ERCOT's ETOD website will be decommissioned
09/16/2019 M-B082819-02 Update - Planned Maintenance Outage - Wide Area Network (WAN)