WMS Meeting

November 01, 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: 2554 847 0750
Meeting password: aMxP#94


WMS Standing Representatives intending to vote should join through Webex and have access to their company email.

  • Submit Alternate Representative or Proxy designations by 3PM no later than one day prior to the meeting
  • An email with a unique validation code will be sent to all WMS Standing Representatives and their designated Alternative Representative
    • To allow validation of your login and ensure your ability to vote in the meeting as a representative of your company, please copy and paste your login given in the email when logging into the WebEx
  • 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
  • All votes will be conducted via roll call
  • Use the Chat function to queue for comments/motions (not Raise Hand or commenting from the phone) – reply to Everyone
  • Log in to Webex 15 minutes prior to the meeting start so that quorum can be established and log ins can be validated


Validation for WMS Standing Representatives

Suzy Clifton

    9:15 a.m.


Antitrust Admonition

Eric Blakey

    9:30 a.m.


Agenda Review

Eric Blakey


Approval of WMS Meeting Minutes (Possible Vote)

Eric Blakey

  • October 11, 2023


Technical Advisory Committee (TAC) Update

Eric Blakey

9:35 a.m.


WMS Procedures (Vote)

Eric Blakey


ERCOT Operations and Market Items


9:40 a.m.     

  • 2023 Q3 Settlement Stability Report

Magie Shanks

  • 2023 Q3 Unregistered Distributed Generation (DG) report update

Dan Mantena

  • Mitigated Offer Caps for ESR Resources

Ryan King

  • ERCOT Update on 10/22/23 Market Submissions Issue

Sreenivas Badri

  • Proposed Changes to Ancillary Service Methodology for 2024 (Vote)

Nitika Mago


New Protocol Revision Subcommittee (PRS) Referrals (Vote)

Eric Blakey

11:10 a.m.

  • NPRR1197, Energy Storage Resource (ESR) Non-Charging Load(s) Optional Exclusion from EPS Netting Arrangement

  • NPRR1198, Congestion Mitigation Using Topology Reconfigurations

  • NPRR1200, Utilization of Calculated Values for Non-WSL for ESRs


11:40 a.m.


Resource Cost Working Group (RCWG)

Blake Holt

11:50 a.m.  


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

Eric Blakey

12:00 p.m.

  • 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)

  • NPRR1170, Capturing Natural Gas Delivery Information for Natural Gas Generation Resources (WMWG)

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

  • NPRR1190, High Dispatch Limit Override Provision for Increased NOIE Load Costs (WMWG)

  • NPRR1195, Resource Entity Metering Facilities Maintenance (MWG)


Revision Requests Tabled at PRS

Eric Blakey

12:15 p.m.

  • NPRR1194, Wholesale Storage Load Auxiliary Netting (Possible Vote)


WMS Revision Requests Tabled at WMS (Possible Vote)

Eric Blakey

12:15 p.m.

  • SMOGRR027, Move OBD to Settlement Metering Operating Guide – EPS Metering Design Proposal (MWG)

  • SMOGRR028, Add Series Reactor Compensation Factors (MWG)


Wholesale Market Working Group (WMWG)

WMWG Leadership

12:15 p.m.

  • WMWG Leadership (Vote)

Chair:  Colin Walcavich, NG Renewables

Vice Chair:  Bryan Sams, Calpine


Combo Ballot (Vote)

Eric Blakey

 12:20 p.m.


Supply Analysis Working Group (SAWG)

Greg Lackey

12:25 p.m.


Other Business         

Eric Blakey

12:40 p.m.

  • 2024 ERCOT Membership/Segment Representative Elections

Suzy Clifton

  • 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

   1:00 p.m.

Scheduled wms Meetings

Jan 29, 2024 - doc - 260.5 KB
Nov 1, 2023 - xls - 142 KB
Oct 25, 2023 - doc - 159.5 KB
Oct 25, 2023 - doc - 240 KB
Oct 25, 2023 - pptx - 489 KB
Oct 25, 2023 - pptx - 1 MB
Oct 31, 2023 - pptx - 114.4 KB
Nov 1, 2023 - zip - 1.5 MB
Oct 27, 2023 - pptx - 1 MB
Oct 25, 2023 - pptx - 821.6 KB
Nov 1, 2023 - doc - 118.5 KB
Nov 1, 2023 - zip - 8.5 MB
Oct 31, 2023 - zip - 1.3 MB

All information is posted as Public in accordance with the ERCOT Websites Content Management Corporate Standard.

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