MIS LOG IN

Joint DSWG/WMWG Meeting - Webex Only

January 26, 2026
01:30 PM
WebEx Conference
Teleconference: 877-668-4493
Meeting number: 2553 391 3879
Meeting password: ZdJnTZ
Agenda

1.

Antitrust Admonition

Amanda Frazier

      1:30 PM

2.

Joint WMWG/DSWG Meeting to Discuss ERS

Amanda Frazier/Nathan Mancha


    • Recap of ERCOT Analysis

Mark Patterson


    • Overview of Enchanted Rock/Generate Capital Proposal

Monica Batra-Shrader/Maya Kelty


    • Discussion

WMWG/DSWG Participants

3.

Questions on Standing Reports

WMWG Participants


    • Monthly RUC Market Impacts


    • Market Update


    • AS Provision and Performance SOC


    • Wind/Solar Forecast Monthly


    • Intra-Hour IRR Forecast Accuracy


    • GREDP Summary

4.

NPRR 1278 - Establishing Advanced Grid Support Service as an Ancillary Service

Bob Helton on behalf of Engie

5.

NPRR 1307- Revised Definition of Mitigation Plan - Vistra Comments

Monica Jha on behalf of Vistra

6.

Other Business

Amanda Frazier


    • WMWG Leadership for 2026

7.

Adjourn

Amanda Frazier


Scheduled WMWG Meetings

Key Documents

Monthly Review of RUC Market Impacts - October 2025
Jan 20, 2026 - pptx - 1009.6 KB
Monthly Review of RUC Market Impacts - November 2025
Jan 20, 2026 - pptx - 1015 KB
Monthly Review of RUC Market Impacts - December 2025
Jan 20, 2026 - pptx - 1.5 MB
Market Update October 2025 WMWG
Jan 20, 2026 - pptx - 142.7 KB
Market Update November 2025 WMWG
Jan 20, 2026 - pptx - 108.7 KB
Market Update December 2025 WMWG
Jan 20, 2026 - pptx - 89.6 KB
AS Provision and Performance SOC Report October 2025
Jan 16, 2026 - pptx - 903 KB
AS Provision and Performance SOC Report November 2025
Jan 16, 2026 - pptx - 894 KB
WindPowerForecastMonthly_Nov2025_WMWG
Dec 23, 2025 - xlsx - 697.6 KB
WindPowerForecastMonthly_Dec2025_WMWG
Jan 12, 2026 - xlsx - 714.2 KB
SolarPowerForecastMonthly_Nov2025_WMWG
Dec 23, 2025 - xlsx - 576.7 KB
SolarPowerForecastMonthly_Dec2025_WMWG
Jan 12, 2026 - xlsx - 584.7 KB
Intra-Hour_IRR_Forecast_Accuracy_November-2025
Dec 23, 2025 - pptx - 225.3 KB
Intra-Hour_IRR_Forecast_Accuracy_December-2025
Jan 12, 2026 - pptx - 233.5 KB

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