WMS Meeting

July 12, 2023
09:30 AM
ERCOT Austin
8000 Metropolis (Building E), Suite 100
Austin, TX 78744
Rooms A and B
Teleconference: 877-668-4493
Meeting number: 2550 070 1225
Meeting password: MN5#Kx


WMS Standing Representatives are asked to do the following: 

An email with a unique validation code will be sent to all WMS Standing Representatives and their designated Alternative Representatives

  • If you are participating by Webex, please copy and paste your login given in the email when logging into Webex to allow validation of your login and ensure your ability to vote in the meeting as a representative of your company   
    • If you are using a phone for audio, please associate your phone to your name by using the "Call me" option (easiest) or the "Call in" option and enter your assigned Attendee ID when prompted 
    • Log in to Webex 15 minutes prior to the meeting start so that quorum can be established and log ins can be validated
    • Use the Chat function to queue for comments/motions – reply to Everyone


Validation for WMS Standing Representatives

Suzy Clifton

    9:15 a.m.


Antitrust Admonition

Eric Blakey

    9:30 a.m.


Agenda Review

Eric Blakey


Technical Advisory Committee (TAC) Update

Jim Lee

9:35 a.m.

  • Meeting Administration Requests


ERCOT Operations and Market Items


  9:40 a.m.

  • ECRS Update       



New Protocol Revision Subcommittee (PRS) Referrals (Vote)

Eric Blakey

9:55 a.m.

  • NPRR1181, Submission of Seasonal Coal and Lignite Inventory Declaration


NPRR1186, Improvements Prior to the RTC+B Project for Better ESR State of Charge Awareness, Accounting, and Monitoring – Urgent (Possible Vote)   

Nitika Mago

10:10 a.m.


OBDRR047, Revisions to ERS Procurement Methodology regarding Unused Funds from Previous Terms

Mark Patterson

10:40 a.m.


Wholesale Market Working Group (WMWG)

John Ritch

10:55 a.m.


11:15 a.m.


Resource Cost Working Group (RCWG)

Dana Showalter

11:25 a.m.

  • RCWG Scope (Vote)   


Revision Requests Tabled at PRS or ROS and Referred to WMS (Possible Vote)

Eric Blakey

 11:40 a.m.

  • NOGRR215, Limit Use of Remedial Action Schemes (CMWG)

  • NPRR1070, Planning Criteria for GTC Exit Solutions

  • NPRR1162, Single Agent Designation for a QSE and its Sub-QSEs for Voice Communications over the ERCOT WAN (WMWG)

  • NPRR1172, Fuel Adder Definition, Mitigated Offer Caps, and RUC Clawback (RCWG)

  • NPRR1179, Fuel Purchase Requirements for Resources Submitting RUC Fuel Costs (RCWG)


WMS Revision Requests (Vote)

Eric Blakey

12:00 p.m.

Impact Analysis

  • VCMRR034, Excluding RUC Approved Fuel Costs from Fuel Adders  


WMS Revision Requests Tabled at WMS (Possible Vote)

Eric Blakey

12:05 p..m.

  • VCMRR033, Excluding Exceptional Fuel Costs from Fuel Adders (WMWG) (RCWG)

  • VCMRR035, Allow Verified Contractual Costs in Fuel Adder Calculation (WMWG) (RCWG)

  • VCMRR037 Related to NPRR1172, Fuel Adder Definition, Mitigated Offer Caps, and RUC Clawback


Supply Analysis Working Group (SAWG)

Kevin Hanson

12:20 p.m.

  • SAWG Leadership (Vote)


Combo Ballot (Vote)

Eric Blakey

12:30 p.m.


Other Business         

Eric Blakey

 12:35 p.m.

  • 2024 Meeting Schedule

  • Review Open Action Items

Jim Lee

  • No Report

  • Congestion Management Working Group (CMWG)

  • Demand Side Working Group (DSWG)

  • Market Settlement Working Group (MSWG)

  • Metering Working Group (MWG)


Eric Blakey

 12:45 p.m.   

Scheduled wms Meetings

Oct 2, 2023 - docx - 85.8 KB
Jul 12, 2023 - xls - 115 KB
Jul 5, 2023 - doc - 143.5 KB
Jul 12, 2023 - pptx - 719.2 KB
Jul 12, 2023 - pptx - 429.6 KB
Jul 5, 2023 - pptx - 41.9 KB
Jul 5, 2023 - docx - 19.3 KB
Jul 10, 2023 - pptx - 995 KB
Jul 5, 2023 - xls - 274 KB
Jul 12, 2023 - zip - 4.2 MB
Jul 5, 2023 - zip - 2.4 MB

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