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Meeting Summary - 02/05/2025 WMS Meeting

Grid Monitor AI
02/05/2025

<div class="news-image-container"><img src="/storage/docs/2025/02/02-05-2025-WMS-Hero.png" /></div> <h3><a href="/sharing/?token=48b8775f-075a-49bf-acb7-7fbe89fd7217">▶️</a>0 - Validation for WMS Standing Representatives - Suzy Clifton</h3> <h3><a href="/sharing/?token=27f79ea7-cbb3-4c13-9cfc-9a3967c3d724">▶️</a>1 - Antitrust Admonition - Blake Holt</h3> <h3><a href="/sharing/?token=a5947468-6a5c-4db4-8c0a-85f7ea3f293a">▶️</a>2 - Agenda Review - Blake Holt</h3> <a href="/storage/docs/2025/02/WMS%20Meeting%20Agenda.pdf">WMS Meeting Agenda</a> <ul> <li style="font-weight: 400;" aria-level="1">Additional item not on the agenda: Update on NPRR1190 from WMWG.</li> </ul> <h3><a href="/sharing/?token=7811e3e7-98f7-4a68-9a5f-65bc3556b32a">▶️</a>3 - Approval of WMS Meeting Minutes - Possible Vote - Blake Holt</h3> <a href="/storage/docs/2025/02/Minutes%20WMS.pdf">Minutes WMS</a> <a href="/storage/docs/2025/02/Minutes%20WMS%20-%20ERCOT.pdf">Minutes WMS-ERCOT</a> <h4><a href="/sharing/?token=5eabe013-fe41-42c8-92b3-3aa67079038f">▶️</a>3.1 - December 4, 2024</h4> <ul> <li style="font-weight: 400;" aria-level="1">Motion to approve the December 4, 2024 meeting minutes as presented added to the combo ballot.</li> </ul> <h4><a href="/sharing/?token=40408a26-704f-4166-bf33-3002da5364c7">▶️</a>3.2 - January 8, 2024</h4> <ul> <li style="font-weight: 400;" aria-level="1">Motion to approve the January 8, 2024 meeting minutes as presented added to the combo ballot.</li> <li style="font-weight: 400;" aria-level="1">No comments received from Oncor or others on these minutes.</li> </ul> <h3><a href="/sharing/?token=aae1e46f-5816-4b23-8504-17d5ef9978a9">▶️</a>4 - Technical Advisory Committee - TAC - Update - Blake Holt</h3> <ul> <li style="font-weight: 400;" aria-level="1">17 approved revision requests at TAC.</li> <li style="font-weight: 400;" aria-level="1">Endorsement for AS methodology changes related to NPRR1257.</li> <li style="font-weight: 400;" aria-level="1">Approval of three transmission projects.</li> <li style="font-weight: 400;" aria-level="1">Discussion on estimated aggregate liability methodology; upcoming revision request to reduce over-collateralization without increasing under-collateralization.</li> <li style="font-weight: 400;" aria-level="1">Discussion on the goal process for future agenda items.</li> <li style="font-weight: 400;" aria-level="1">ERCOT's proposed market design framework was presented and stakeholder feedback was discussed.</li> </ul> <h3><a href="/sharing/?token=002a7f57-ecea-48eb-909c-36f6042fc229">▶️</a>5 - 2025 WMS Working Group Leadership - Vote - Blake Holt</h3> <a href="/storage/docs/2025/02/2025%20WMS%20Nominees.pdf">2025 WMS Nominees</a> <ul> <li style="font-weight: 400;" aria-level="1">Motion to endorse 2025 working group leadership as submitted added to the combo ballot.</li> <ul> <li style="font-weight: 400;" aria-level="2">Nominees for CMWG: Chenyan Guo (NextEra) as Chair, Beverly Loew (Goff Policy), and Shane Thomas (Shell Energy) as Co-Vice Chairs.</li> <li style="font-weight: 400;" aria-level="2">Nominees for DSWG: Nathan Mancha (BP) as Chair and Mark Smith (CMC Steel) as Vice Chair.</li> <li style="font-weight: 400;" aria-level="2">Nominees for MSWG: Heddie Lookadoo (Shell Energy Solutions) as Chair, Shuye Teng (Constellation) as Vice Chair.</li> <li style="font-weight: 400;" aria-level="2">Nominees for MWG: Kyle Stuckley (Oncor) as Chair, Tony Davis (WETT) as Vice Chair.</li> <li style="font-weight: 400;" aria-level="2">Nominees for RCWG: Kiran Sidhu (RWE) as Chair, Kara Beckmann (NextEra) as Vice Chair.</li> <li style="font-weight: 400;" aria-level="2">Nominees for SAWG: Kevin Hansen (Invenergy) as Chair, Greg Lackey (CPS), and Pete Warnken (ERCOT) as Co-Vice Chairs.</li> <li style="font-weight: 400;" aria-level="2">Nominees for WMWG: Amanda Frazier (Treaty Oak Clean Energy) as Chair, Trevor Safko (LCRA) as Vice Chair.</li> <li style="font-weight: 400;" aria-level="2">There was a proposal to include this item in the combo ballot.</li> <li style="font-weight: 400;" aria-level="2">No opposition was noted to the proposal.</li> </ul> </ul> <h3><a href="/sharing/?token=3a44e11b-c0a7-4acf-985f-2f91696c5189">▶️</a>6 - 2025 WMS Goals - Possible Vote - Blake Holt</h3> <ul> <li style="font-weight: 400;" aria-level="1">Martha Henson from Oncor is working on removing duplicate items from the goal list.</li> <li style="font-weight: 400;" aria-level="1">A possible shift toward a high-level mission statement for tactical goals was discussed.</li> <li style="font-weight: 400;" aria-level="1">The use of the action item list for emerging initiatives is being considered.</li> <li style="font-weight: 400;" aria-level="1">Recommendation to pause and see TAC's approach before proceeding further.</li> </ul> <h3><a href="/sharing/?token=817b110c-a7dc-45c1-9996-252f4d77407b">▶️</a>7 - ERCOT Operations and Market Items</h3> <ul> <li style="font-weight: 400;" aria-level="1">Discussion on RUC opt out process and timelines with concerns raised at TAC.</li> <li style="font-weight: 400;" aria-level="1">Request for further education on this topic identified.</li> <li style="font-weight: 400;" aria-level="1">ERCOT committed to address this topic at a future WMWG meeting.</li> <li style="font-weight: 400;" aria-level="1">WMS planning meeting has flagged this topic for future discussion.</li> <li style="font-weight: 400;" aria-level="1">Mention of WMWG leadership's involvement soon.</li> </ul> <h4><a href="/sharing/?token=e10c8a1d-a74c-4d37-a241-6b70b7b8115c">▶️</a>7.1 - 2024 Q4 Settlement Stability Report - Magie Shanks</h4> <a href="/storage/docs/2025/02/07-wms_settlement-stability-report_q4_2024.pdf">07-wms_settlement-stability-report_q4_2024.pdf</a> <ul> <li style="font-weight: 400;" aria-level="1">Price corrections and resettlements occurred for four different operating days.</li> <li style="font-weight: 400;" aria-level="1">Additional resettlements happened due to non-price errors, such as an EPS meter issue.</li> <li style="font-weight: 400;" aria-level="1">Presented the cumulative disputes for 2024 showing statistics on submitted and resolved disputes.</li> <li style="font-weight: 400;" aria-level="1">Graphs presented on the percent change from initial to final statements and the net allocation to load.</li> <li style="font-weight: 400;" aria-level="1">The securitization default uplift amounts, noting increases in November and December 2024.</li> <li style="font-weight: 400;" aria-level="1">Q&A session was open at the end, with technical difficulties for one participant.</li> </ul> <h4><a href="/sharing/?token=94e18be9-8086-49ad-916b-38eecdf6421e">▶️</a>7.2 - 2024 Q4 Unregistered Distribution Generation DG Report - Fred Khodabakhsh</h4> <a href="/storage/docs/2025/02/07-2024-q4-unregistered-distributed-generation-dg-report-wms-update.pdf">07-2024-q4-unregistered-distributed-generation-dg-report-wms-update.pdf</a> <ul> <li style="font-weight: 400;" aria-level="1">There are 2,800 megawatts of unregistered DG reported for Q4.</li> <li style="font-weight: 400;" aria-level="1">The report does not include energy storage, but unregistered batteries were highlighted with 81 megawatts noted for Q4.</li> <li style="font-weight: 400;" aria-level="1">The number represents a steady growth compared to Q3 2024.</li> <li style="font-weight: 400;" aria-level="1">An additional 81 megawatts of unregistered DG, mostly from solar, were added.</li> <li style="font-weight: 400;" aria-level="1">Growth trends from 2016 to present were displayed graphically.</li> </ul> <h4><a href="/sharing/?token=e8d5f517-2c8a-4c73-a170-8bfd69724cc1">▶️</a>7.3 - Annual Update to the Congestion Revenue Right - CRR - Activity Calendar - Vote - Samantha Findley</h4> <a href="/storage/docs/2025/02/07-2024-q4-unregistered-distributed-generation-dg-report-wms-update_1nfzalrswu5ja.pdf">07-2024-q4-unregistered-distributed-generation-dg-report-wms-update_1nfzalrswu5ja.pdf</a> <ul> <li style="font-weight: 400;" aria-level="1">Motion to approve annual update to CRR Activity Calendar as submitted added to the combo ballot.</li> <li style="font-weight: 400;" aria-level="1">ERCOT is required to post an updated CRR activity calendar by April 1 each year, detailing auction activity dates for the current year or next two years.</li> <li style="font-weight: 400;" aria-level="1">The draft calendar was previewed at CMWG with no revisions requested, now seeking final approval from WMS.</li> <li style="font-weight: 400;" aria-level="1">The model build process begins three weeks before the model posting date, with a third week added in 2023 due to changes in model build tools.</li> <li style="font-weight: 400;" aria-level="1">The calendar follows a pattern with a monthly auction and a long-term auction each month, adjusted for holidays if necessary.</li> <li style="font-weight: 400;" aria-level="1">Results for monthly auctions are posted one week after the bid window closes, and long-term auction results two weeks after.</li> <li style="font-weight: 400;" aria-level="1">The calendar includes two tabs for calendar protocol references and PCRR activity dates related to the annual allocation process.</li> <li style="font-weight: 400;" aria-level="1">Current calendar extends through March 2027, with patterns applied consistently for future dates through March 2028.</li> <li style="font-weight: 400;" aria-level="1">Encouragement for PCRR eligible NOIEs to review the PCRRs tab.</li> <li style="font-weight: 400;" aria-level="1">Final WMS approval being sought before the protocol posting deadline of April 1.</li> </ul> <ul> <li style="font-weight: 400;" aria-level="1">Katie Rich mentioned past issues brought up by Austin Energy, suggesting CMWG could explore removing the annual requirement.</li> </ul> <h3><a href="/sharing/?token=3097cb7e-4e47-41ed-9b9a-a0b494bc6f78">▶️</a>8 - WMS Revision Requests - Blake Holt</h3> <h4><a href="/sharing/?token=297c3d09-db7d-4be8-a218-a7cd833f1e4d">▶️</a>8.1 - VCMRR042, SO2 and NOx Emission Index Prices Used in Verifiable Cost Calculations</h4> <ul> <li style="font-weight: 400;" aria-level="1">Motion to endorse and forward to TAC the 12/4/24 WMS Report, as amended by the 2/4/25 ERCOT comments as revised by WMS, and the 1/31/25 Impact Analysis for VCMRR042, with a recommended priority of 2026 and rank of 4720 added to the combo ballot.</li> <li style="font-weight: 400;" aria-level="1">ERCOT provided an impact analysis for VCMRR042, which was initially approved in December and tabled in January.</li> <li style="font-weight: 400;" aria-level="1">Comments filed by ERCOT and Lumina were reviewed, focusing on changes to automate emission cost calculations in the future.</li> <li style="font-weight: 400;" aria-level="1">Emissions costs will be calculated manually until a system change is implemented.</li> <li style="font-weight: 400;" aria-level="1">Annual index prices for SOx will continue throughout the year, and NOx calculations will occur from May to September.</li> <li style="font-weight: 400;" aria-level="1">Revisions were confirmed to not affect prior discussions at RCWG and are aligned with federal guidelines suggesting NOx is seasonal.</li> <li style="font-weight: 400;" aria-level="1">The move towards pulling in daily prices is expected to increase calculation accuracy, in line with federal guidelines.</li> <li style="font-weight: 400;" aria-level="1">Automation of VCMRR042 is not expected before RTC+B, 2026.</li> <li style="font-weight: 400;" aria-level="1">Discussion on enterprise integration nodal services and the role of the vendor Hargas Media in price automation.</li> <li style="font-weight: 400;" aria-level="1">Potential costs for integration range between $90,000 to $140,000 due to uncertainties.</li> <li style="font-weight: 400;" aria-level="1">General support for the revisions from the team, anticipating a motion to approve revisions and submit to TAC.</li> </ul> <ul> <li style="font-weight: 400;" aria-level="1">Vote on ERCOT comments and impact analysis to proceed.</li> <li style="font-weight: 400;" aria-level="1">Revisions to VCMRR042 are supported and a motion for approval and submission to TAC is anticipated.</li> </ul> <h3><a href="/sharing/?token=f21cab3a-f59d-43cb-9a45-8aacf9fd08fe">▶️</a>9 - New Protocol Revision Subcommittee - PRS - Referrals - Vote - Blake Holt</h3> <h4><a href="/sharing/?token=eb842952-3353-45b7-9512-b2901c8e7cec">▶️</a>9.1 - NPRR1263, Remove Accuracy Testing Requirements for CCVTs</h4> <ul> <li style="font-weight: 400;" aria-level="1">Motion to request PRS continue to table NPRR1263 for further review by MWG added to the combo ballot.</li> <ul> <li style="font-weight: 400;" aria-level="2">Tony Davis from WETT proposed NPRR1263 to remove the five-year accuracy testing requirement for CCVTs due to operational burdens and risks in shipment.</li> <li style="font-weight: 400;" aria-level="2">CCVTs need to be removed from service and sent back for testing, resulting in some being destroyed during transit.</li> <li style="font-weight: 400;" aria-level="2">Comparative practices with other ISOs were mentioned to highlight less stringent requirements elsewhere, such as CAISO and PGM.</li> <li style="font-weight: 400;" aria-level="2">Historical data from 2002 to 2010 indicated no significant drift in CCVTs accuracy.</li> <li style="font-weight: 400;" aria-level="2">Brian Sams from Calpine advocated to involve manufacturers in discussions.</li> <li style="font-weight: 400;" aria-level="2">The proposal will move to the Meter Working Group for further review and discussion.</li> </ul> </ul> <h4><a href="/sharing/?token=0f3ff643-85c3-49c5-9c3e-59f0612e582b">▶️</a>9.2 - NPRR1264, Creation of a New Energy Attribute Certificate Program</h4> <ul> <li style="font-weight: 400;" aria-level="1">Motion to request PRS continue to table NPRR1264 for further review by WMWG passes unanimously with no abstentions.</li> <ul> <li style="font-weight: 400;" aria-level="2">NPRR1264 is being discussed at WMWG.</li> <li style="font-weight: 400;" aria-level="2">This NPRR involves payments to resources tripped offline due to reliability actions by ERCOT.</li> <li style="font-weight: 400;" aria-level="2">Discussion involved whether this applies to constraint management plans, which was deemed unlikely by ERCOT.</li> <li style="font-weight: 400;" aria-level="2">The clarification in language was suggested for the NPRR.</li> <li style="font-weight: 400;" aria-level="2">Further discussion is planned for the next month.</li> <li style="font-weight: 400;" aria-level="2">Lucas confirmed satisfaction with Amanda's summary and noted ongoing review of similar items related to NPRR1190.</li> </ul> </ul> <div class="news-image-container"><img src="/storage/docs/2025/02/02-05-2025-WMS-1264Ballot.png" /></div> <h3><a href="/sharing/?token=c6e4a17b-7f16-4c86-9ac2-573cfb2b2989">▶️</a>10 - Revision Requests Tabled at PRS and Referred to WMS - Possible Vote - Blake Holt</h3> <h4><a href="/sharing/?token=9db2d506-c0f8-40be-a02c-b6392a0d6228">▶️</a>10.1 - NPRR1070, Planning Criteria for GTC Exit Solutions</h4> <ul> <li style="font-weight: 400;" aria-level="1">An update on NPRR1070 was provided last month.</li> <li style="font-weight: 400;" aria-level="1">Comments from EDF are expected soon.</li> </ul> <h4><a href="/sharing/?token=03db3164-e20c-455e-aa90-55cdfba224cb">▶️</a>10.2 - NPRR1202, Refundable Deposits for Large Load Interconnection Studies</h4> <ul> <li style="font-weight: 400;" aria-level="1">NPRR1202 and NPRR1238 were discussed previously, and no further action is needed from WMS.</li> <li style="font-weight: 400;" aria-level="1">There was a consideration about communicating to PRS that WMS has completed its review of these items.</li> <li style="font-weight: 400;" aria-level="1">ERCOT is evaluating the methodology proposed in NPRR1234 in relation to NPRR1202.</li> </ul> <h4><a href="/sharing/?token=4509ae39-085f-499b-b03b-94f472cc6c65">▶️</a>10.3 - NPRR1238, Voluntary Registration of Loads with Curtailable Load Capabilities</h4> <ul> <li style="font-weight: 400;" aria-level="1">Motion to advise PRS that WMS has concluded discussion of NPRR1238 and has no recommendation at this time</li> <ul> <li style="font-weight: 400;" aria-level="2">OWG is expecting comments from ERCOT on NPRR1238.</li> <li style="font-weight: 400;" aria-level="2">There was a query about NPRR1202, which involves increased fees for large load interconnections and refundable deposits.</li> <li style="font-weight: 400;" aria-level="2">ERCOT is considering merging NPRR1202 with NPRR1234. It's under internal review.</li> <li style="font-weight: 400;" aria-level="2">WMS is not anticipating action on NPRR1202 at this moment.</li> <li style="font-weight: 400;" aria-level="2">If changes occur, they will be discussed under WMS with possible opinions.</li> <li style="font-weight: 400;" aria-level="2">Some discussants suggest communicating back to PRS that there is no further action required from WMS regarding NPRR1238.</li> <li style="font-weight: 400;" aria-level="2">If comments arise from OWG on NPRR1238, further discussion might take place at WMS.</li> <li style="font-weight: 400;" aria-level="2">The consensus appears to be reporting back to PRS that the review is complete.</li> <li style="font-weight: 400;" aria-level="2">There is agreement to consolidate NPRR1238 back to PRS for further actions.</li> </ul> </ul> <h3><a href="/sharing/?token=e525953e-ce6a-4586-915b-081ef6a05c6a">▶️</a>11 - Revision Requests Tabled at WMS - Possible Vote - Blake Holt</h3> <ul> <li style="font-weight: 400;" aria-level="1">Revision request tabled related to NPRR1264 discussed.</li> <li style="font-weight: 400;" aria-level="1">No further action required as actions were taken last month.</li> </ul> <h4>11.1 - 11.3 Not Discussed</h4> <h3><a href="/sharing/?token=b568a8b8-56e3-45e2-8217-fcf932a55481">▶️</a>12 - Congestion Management Working Group - CMWG - CMWG Leadership</h3> <a href="/storage/docs/2025/02/12-cmwg-update-2025-2-wms.pdf">12-cmwg-update-2025-2-wms.pdf</a> <ul> <li style="font-weight: 400;" aria-level="1">Received update on CRRs with slight uptick in solution time, but transactions for account holders remain feasible.</li> <li style="font-weight: 400;" aria-level="1">Discussion on optimal transaction limits considering market growth.</li> <li style="font-weight: 400;" aria-level="1">Suggestion for a survey to gather broader market feedback on transaction limits and bid minimums.</li> <li style="font-weight: 400;" aria-level="1">Exploration of removing multi-month products, assessing impacts on time improvements.</li> <li style="font-weight: 400;" aria-level="1">Pricing report development to improve price discovery, considering expanded data sharing.</li> <li style="font-weight: 400;" aria-level="1">Upcoming discussion on a new time-of-use super peak product focusing more on solar hours.</li> <li style="font-weight: 400;" aria-level="1">Calendar issues discussed; CMWG proposed alternative dates to avoid conflicts.</li> <li style="font-weight: 400;" aria-level="1">Solar TOU CRR product proposal discussion scheduled for next month.</li> <li style="font-weight: 400;" aria-level="1">Updated NPRR1214 comments posted by ERCOT, consistent with draft reviewed by CMWG.</li> <li style="font-weight: 400;" aria-level="1">Discussion on reliability deployment payment changes and related cost allocation concerns.</li> <li style="font-weight: 400;" aria-level="1">Consideration of system-wide vs. locational benefit and incentive impacts.</li> <li style="font-weight: 400;" aria-level="1">Agreement on continuing analysis of RDPA and price caps, addressing both locational and system-wide effects.</li> <li style="font-weight: 400;" aria-level="1">Discussion on the possibility and implications of negative RDPA.</li> <li style="font-weight: 400;" aria-level="1">Reminder to review past ERCOT analyses discussed in CMWG for more insight.</li> <li style="font-weight: 400;" aria-level="1">Further analysis on NPRR1214 will be delayed due to analytical capacity limitations.</li> </ul> <h3><a href="/sharing/?token=d73499ed-3025-4f70-b32c-230dbf48247f">▶️</a>13 - Meter Working Group - MWG - MWG Leadership</h3> <h4><a href="/sharing/?token=4024f12e-8da9-4bbe-9d24-21b6fe6b763e">▶️</a>13.1 - SMOGRR028, Add Series Reactor Compensation Factors - MWG - Possible Vote</h4> <ul> <li style="font-weight: 400;" aria-level="1">Motion to recommend approval of SMOGRR028 as amended by the 1/14/25 MWG comments</li> <ul> <li style="font-weight: 400;" aria-level="2">Edits were made on December 19 with input from stakeholders including TDSPs, ERCOT, and others.</li> <li style="font-weight: 400;" aria-level="2">Key changes involve responsibilities of series reactor owners to provide necessary values for TDSPs and a shift in compensation methodology from transformer to line loss calculation.</li> <li style="font-weight: 400;" aria-level="2">Support and consensus were reported from the meter working group (MWG) for moving SMOGRR028 forward.</li> <li style="font-weight: 400;" aria-level="2">SMOGRR028 is to be included as a combo ballot item with the January 14 comments.</li> </ul> </ul> <h4><a href="/sharing/?token=0f4a45b2-576e-4750-8db2-ae2603d2385d">▶️</a>13.2 - Break</h4> <h3><a href="/sharing/?token=40623ca8-8336-4908-bf90-07cdb88bdb18">▶️</a>14 - Supply Analysis Working Group - SAWG - SAWG Leadership</h3> <h3><a href="/storage/docs/2025/02/14-240205-sawg-presentation-to-wms.pdf">14-240205-sawg-presentation-to-wms.pdf</a></h3> <ul> <li style="font-weight: 400;" aria-level="1">Consensus reached to retain Kevin Hansen as Chair, Greg Lackey and the speaker as Co-Chairs for 2025.</li> <li style="font-weight: 400;" aria-level="1">Discussion on Demand Response Resource Schedule (DRRS) included three presentations focusing on different perspectives.</li> <li style="font-weight: 400;" aria-level="1">Reviewed upcoming capacity demand and reserves report, including new report tabs and reflecting loads identified under House Bill 5066.</li> <li style="font-weight: 400;" aria-level="1">Discussed improvements to Servum simulation projects, with focus on January weather events and event durations.</li> <li style="font-weight: 400;" aria-level="1">Plan to change to a multi-zonal representation in SERVM models to assess impacts on generation deliverability.</li> <li style="font-weight: 400;" aria-level="1">Prototype process for reliability standard assessment involves updating the SERVM model and integrating probabilistic analysis into transmission planning.</li> <li style="font-weight: 400;" aria-level="1">Shane Thomas from Shell provided feedback suggesting improvements in weather event modeling accuracy and stakeholder data review.</li> <li style="font-weight: 400;" aria-level="1">Clarification from Gordon Drake regarding multi-workshop approach focusing on DRRS real-time issues.</li> <li style="font-weight: 400;" aria-level="1">Continuous updates planned for various phases of reliability standard assessment preparation.</li> <li style="font-weight: 400;" aria-level="1">Awaiting updates on market design aspects and DRRS representation in models.</li> <li style="font-weight: 400;" aria-level="1">No backcasting done yet on generation investment predictions and outcomes.</li> </ul> <h4>14.1 - Not Discussed</h4> <h3><a href="/sharing/?token=b6e9d4f0-dd0d-4165-a1b1-9888f1150f2a">▶️</a>15 - Wholesale Market Working Group - WMWG - WMWG Leadership</h3> <h3><a href="/storage/docs/2025/02/15-wmwg-update-to-wms-of-jan-30-meeting.pdf">15-wmwg-update-to-wms-of-jan-30-meeting.pdf</a></h3> <ul> <li style="font-weight: 400;" aria-level="1">Susana Hildebrand provided a presentation on EPA impacts on ERCOT generation following executive orders signed by President Trump.</li> <li style="font-weight: 400;" aria-level="1">Discussions included questions on announced retirements of ERCOT generation and the uncertainties surrounding impacts.</li> <li style="font-weight: 400;" aria-level="1">Susana agreed to provide an update later in the year regarding EPA impacts.</li> <li style="font-weight: 400;" aria-level="1">Two NPRRs were discussed, one being NPRR1190, which lacks current voting notice.</li> <li style="font-weight: 400;" aria-level="1">Bill Barnes presented NPRR1190 suggestions for ERCOT to review and report on HDL override payments exceeding $10 million.</li> <li style="font-weight: 400;" aria-level="1">There was an emphasis on addressing consumer concerns about NPRR1190 potentially increasing HDL override payments.</li> <li style="font-weight: 400;" aria-level="1">The proposal included a settlement cost trigger based on historical settlements.</li> <li style="font-weight: 400;" aria-level="1">Discussion noted NPRR1190 as tabled at TAC and its potential re-discussion in future TAC meetings.</li> <li style="font-weight: 400;" aria-level="1">Bill Barnes and Eric Goff acknowledged opposition from consumer members but appreciated efforts to find middle ground.</li> <li style="font-weight: 400;" aria-level="1">It was concluded not to vote on NPRR1190 here due to its lack of notice, with possible communication of the discussion back to TAC.</li> </ul> <h4><a href="/sharing/?token=52abe61e-a4dd-42ea-9d63-07c9b965b1d4">▶️</a>15.1 - NPRR1229, Real-Time Constraint Management Plan Energy Payment - WMWG - Possible Vote </h4> <ul> <li style="font-weight: 400;" aria-level="1">NPRR1229 payments under review, related to the scenario of VDI.</li> <li style="font-weight: 400;" aria-level="1">Discussion on including a CMP in the NPRR; ERCOT's practice is not to require input from resources or necessarily consider it.</li> <li style="font-weight: 400;" aria-level="1">Timing might prevent discussions among impacted parties, but CMP inclusion remains in NPRR.</li> <li style="font-weight: 400;" aria-level="1">Freddy Garcia highlighted that entities would qualify for repayment under NPRR1229 even without CMP agreement.</li> <li style="font-weight: 400;" aria-level="1">Further discussion on this topic planned for next WMWG meeting.</li> <li style="font-weight: 400;" aria-level="1">Austin Roselle updated on ERCOT's analysis; further data from ERCOT and VISTRA expected in the next meeting for discussion and recommendations.</li> </ul> <h4><a href="/sharing/?token=d927164b-35fd-4f91-9b42-c3de7ab4959c">▶️</a>15.2 - NPRR1256, Settlement of MRA of ESRs - WMWG - Possible Vote </h4> <ul> <li style="font-weight: 400;" aria-level="1">Motion to endorse NPRR1256 as amended by the 1/27/25 ERCOT comments added to the combo ballot.</li> <ul> <li style="font-weight: 400;" aria-level="2">ERCOT responded to concerns raised in previous meetings with additional comments.</li> <li style="font-weight: 400;" aria-level="2">The NPRR concerns settlement when an energy storage resource (ESR) is selected for a must run alternative (MRA).</li> <li style="font-weight: 400;" aria-level="2">Concerns were raised about how ERCOT would validate the state of charge of ESRs selected as MRAs.</li> <li style="font-weight: 400;" aria-level="2">WMWG discussion is considered complete, and there is an opportunity for action.</li> <li style="font-weight: 400;" aria-level="2">There was a catch on a typo on the combo ballot.</li> </ul> </ul> <h3><a href="/sharing/?token=6c774556-95a1-4321-9411-07c49976a48a">▶️</a>16 - Combo Ballot - Vote - Blake Holt</h3> <ul> <li style="font-weight: 400;" aria-level="1">Motion to approve the combo ballot as presented passed unanimously with no abstentions.</li> <ul> <li style="font-weight: 400;" aria-level="2">Completion of discussion on NPRR1202 and NPRR1238 communicated to PRS to serve as an official paper trail.</li> <li style="font-weight: 400;" aria-level="2">Consideration of creating a separate ballot for NPRR1202 due to its original authorship and lack of official stance on the matter.</li> <li style="font-weight: 400;" aria-level="2">Bill mentioned continued stakeholder support for increasing fees associated with NPRR1202, with potential changes expected by December.</li> <li style="font-weight: 400;" aria-level="2">The motion for advisement to PRS carried unanimously across various segments including consumer, cooperative, independent generator, power marketers, retail electric providers, investor-owned utilities, and municipal.</li> <li style="font-weight: 400;" aria-level="2">Clarification sought on VCMRR052 motion, expected priority by 2026 and rank 4720, with manual implementation until automation is feasible.</li> <li style="font-weight: 400;" aria-level="2">The motion carries unanimously. The combo ballot was approved with unanimous support across all segments.</li> </ul> </ul> <div class="news-image-container"><img src="/storage/docs/2025/02/02-05-2025-WMS-ComboItems.png" /></div> <div class="news-image-container"><img src="/storage/docs/2025/02/02-05-2025-WMS-ComboBallot.png" /></div> <h3><a href="/sharing/?token=fe3d7418-03e8-4355-96c3-6a7a28b269c2">▶️</a>17 - Demand Side Working Group - DSWG - DSWG Leadership </h3> <ul> <li style="font-weight: 400;" aria-level="1">DSWG does not have a report this month.</li> </ul> <h3><a href="/sharing/?token=82dfadce-3cb9-4180-957f-009ceacbac30">▶️</a>18 - Other Business - Blake Holt</h3> <h4><a href="/sharing/?token=195286b5-2f08-48eb-b6cc-e569dfca1745">▶️</a>18.1 - Review Open Action Items </h4> <ul> <li style="font-weight: 400;" aria-level="1"> Discussion to keep the EPA regulation item open for the rest of the year for ongoing updates or progression on rules.</li> <li style="font-weight: 400;" aria-level="1">Inquiry about the status of behind the meter resources providing ancillary</li> <li style="font-weight: 400;" aria-level="1">Prepare an update on the behind the meter resources providing ancillary services for next month's reports and updates.</li> </ul> <h3><a href="/sharing/?token=38ca7b04-0e4e-4877-8ade-87e86500b7b0">▶️</a>19 - Adjourn - Blake Holt </h3>