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Home » Topics » Markets » Ancillary Services

Ancillary Services
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implied marginal emission rates (NYISO) FI.jpg

NYISO Seeking to Increase Emissions Transparency

New Regulation Requirements also Proposed for Renewables
Apr 18, 2023
John Norris

NYISO gave ICAP/MIWG proposed methodology for measuring implied marginal emission rates to increase transparency around New York’s emissions output.


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Joe Bowring 2022-10-18 (RTO Insider LLC) FI.jpg

PJM MIC Briefs: April. 12, 2023

Apr 17, 2023
Devin Leith-Yessian

The PJM Market Implementation Committee overwhelmingly voted to endorse manual revisions to put limits on when generators can submit real-time values.


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Bill Barnes (ERCOT) FI.jpg

ERCOT Looking to ORDC Changes, Ancillary Services as Bridge to PCM

Walter Reid Remembered
Apr 3, 2023
Tom Kleckner

ERCOT is looking at a revised operating reserve demand curve and additional ancillary services to bridge the proposed performance credit mechanism.


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Comanche Peaks (Vistra) FI.jpg

Texas PUC Appeals Court’s Decision on Uri Transactions

Commission Approves Companies’ Revisions to Mitigation Plans
Mar 27, 2023
Tom Kleckner

The Texas PUC has asked the state’s Texas Supreme Court to overturn a recent appeals court ruling that could unwind market transactions during Winter Storm Uri.


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Pablo Vegas 2023-02-28 (RTO Insider LLC) FI.jpg

ERCOT’s Vegas Makes His Case for PCM

CEO Says Market Design Will Incent, Preserve Dispatchable Gen
Mar 7, 2023
Tom Kleckner

ERCOT CEO Pablo Vegas endorsed the PUC's performance credit mechanism, saying it will incent new and preserve existing dispatchable generation.


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ISO-NE-headquarters-ISO-NE-FI.jpg

NEPOOL MC Gives OK to Inventoried Energy Program Tweaks

Feb 13, 2023
Sam Mintz

NEPOOL's Markets Committee approved changes to the Inventoried Energy Program intended to get the winter reliability program in line with global energy markets.


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Solar Panels at Sunset (SEIA) FI.jpg

Solar Trade Group Challenges MISO Ban on Renewable Ancillary Services

Feb 1, 2023
Amanda Durish Cook

The Solar Energy Industries Association lodged a complaint at FERC against MISO’s practice of blocking intermittent resources from its ancillary service market.


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Wood County Solar Project (Alliant Energy) FI.jpg

FERC Ends MISO Compensation for Reactive Power Supply

$220 Million Annual Revenue Requirement Eliminated
Jan 31, 2023
Amanda Durish Cook

FERC approved MISO’s Transmission Owners’ request to eliminate reactive power compensation for generators, cutting a $220 million annual revenue requirement.


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Palm Springs Wind Farm (RTO Insider LLC) FI.jpg

Stakeholders Weigh in on RTOs’ Responses to Changing System Needs

Gas-electric Coordination, Resource Flexibility Cited in FERC Filings
Jan 23, 2023
Amanda Durish Cook, Rich Heidorn Jr., Devin Leith-Yessian, Sam Mintz, and Hudson Sangree

RTO stakeholders presented FERC with a cornucopia of suggestions for dealing with electrification and the increasing penetration of renewables.


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Salem-Harbor-Power-Station-(Fletcher-CC-BY-SA-4-0-Wikipedia)-FI.jpeg

ISO-NE Outlines More of Plans for Capacity Accreditation, DA Ancillary Services

Jan 12, 2023
Sam Mintz

ISO-NE continued to elaborate its proposed methods for de-rating gas resources in the winter, when there may be challenges getting fuel.


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