This initiative will review the need for additional Energy Imbalance Market (EIM) default energy bid options, reference level adjustment request changes, updates to the calculation of competitive locational marginal prices, and updates to the mitigation tool. The potential market changes would apply to the entire ISO market, not just EIM. These topics were initially discussed at the EIM Offer Rules stakeholder working group meetings.
Outcome: This project included four elements to address cases of mitigation. The mitigation framework enhancements introduced an optional rule for EIM Balancing Authority Areas to limit transfer quantities or avoid cases of economic displacement. Further modifications included modifying the mitigation framework to eliminate the balance of the 15-minute market and balance-of-the-hour mitigation, with reexamination and application of the competitive Locational Marginal Price at every interval. The project included the creation of a new default energy bid for hydro resources with storage capability. Changes were also made to the reference level adjustment process originally established within the Commitment Cost and Default Energy Bid Enhancements initiative. Lastly, the project made enhancements to the gas price indices used for Mondays.
| Proposal Development | Decision | Implementation | Completed/Closed |
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May 24, 2019 Revised draft tariff language
Feb 01, 2019 Draft final proposal |
Nov 20, 2019 Local Market Power Mitigation Enhancements Effective Date Notification (ER19-2347)
Sep 30, 2019 FERC approval (ER19-2437) Jul 02, 2019 Tariff amendment filing (ER19-2347) Mar 27, 2019 Board of Governors approval Mar 12, 2019 EIM Governing Body approval |
Nov 13, 2019 Deployment
Nov 2019 Activation |
Completed |
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http://www.caiso.com/Documents/Nov20-2019-LMPMEEffectiveDateNotification-ER19-2347.pdf
Nov 20, 2019 Local Market Power Mitigation Enhancements Effective Date Notification (ER19-2347) 11/21/2019
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http://www.caiso.com/Documents/Sep30-2019-Order-TariffRevisions-Accepting-Part-Rejecting-Part-LMPME-ER19-2347.pdf
Sep 30, 2019 FERC approval (ER19-2437) 11/05/2020
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http://www.caiso.com/Documents/Jul2-2019-TariffAmendment-LocalMarketPowerMitigationEnhancements2018-ER19-2347.pdf | |
In-person meeting |
Board of Governors meeting http://www.caiso.com/Pages/documentsbygroup.aspx?GroupID=36A5AC0F-D70C-4D08-8899-C49CD9F2D5CE
Decision on local market power mitigation enhancements 2018 11/17/2019
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Web meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/RevisedDraftTariffLanguage-LocalMarketPowerMitigationEnhancements2018.docx
Revised Draft Tariff Language - Local Market Power Mitigation Enhancements 2018 05/24/2019
Draft Tariff Language - Local Market Power Mitigation Enhancements 2018 04/16/2019
Presentation - Local Market Power Mitigation Enhancements Implementation Details 05/08/2019
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https://stakeholdercenter.caiso.com/InitiativeDocuments/NoticeofDecisionalClassification-LocalMarketPowerMitigationEnhancements.pdf
Notice of Decisional Classification - Local Market Power Mitigation Enhancements 02/22/2019
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Web meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/DraftFinalProposal-LocalMarketPowerMitigationEnhancements-UpdatedJan31_2019.pdf
Draft Final Proposal - Local Market Power Mitigation Enhancements (updated Jan 31, 2019) 02/01/2019
Draft Final Proposal - Local Market Power Mitigation Enhancements 2018 01/22/2019
Presentation - Local Market Power Mitigation Enhancements - Jan 23, 2019 01/22/2019
Comments Matrix - Local Market Power Mitigation Enhancements - Draft Final Proposal 03/05/2019
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Web meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/RevisedStrawProposal-LocalMarketPowerMitigationEnhancements.pdf
Revised Straw Proposal - Local Market Power Mitigation Enhancements 11/16/2018
Presentation - Local Market Power Mitigation Enhancements - Nov 28, 2018 (updated version) 11/28/2018
Presentation - Local Market Power Mitigation Enhancements - Nov 28, 2018 11/26/2018
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https://stakeholdercenter.caiso.com/InitiativeDocuments/Presentation-LocalMarketPowerMitigationEnhancements-WorkingGroup-Oct10_2018.pdf
Presentation - Local Market Power Mitigation Enhancements Working Group - Oct 10, 2018 10/11/2018
Powerex Presentation - Local Market Power Mitigation Enhancements Working Group - Oct 10, 2018 10/09/2018
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Web meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/IssuePaperandStrawProposal-LocalMarketPowerMitigationEnhancements.pdf
Issue Paper and Straw Proposal - Local Market Power Mitigation Enhancements 09/13/2018
Presentation - Local Market Power Mitigation Enhancements - Sep 19, 2018 09/19/2018
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In-person meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/ISOPresentation-Jul19_208-EIMOfferRulesTechnicalWorkshop-ResourceSufficiencyTest.pdf
ISO Presentation - Jul 19, 2018 EIM Offer Rules Technical Workshop - Resource Sufficiency Test 07/18/2018
ISO Presentation - Jul 19, 2018 EIM Offer Rules Technical Workshop - EIM Mitigation 07/18/2018
DMM Presentation - Energy Imbalance Market Offer Rules Technical Workshop - Jul 19, 2018 07/17/2018
Powerex Presentation - Energy Imbalance Market Offer Rules Technical Workshop - Jul 19, 2018 07/17/2018
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In-person meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/Agenda-EnergyImbalanceMarketOfferRulesTechnicalWorkshop-Apr30_2018.pdf
Agenda - Energy Imbalance Market Offer Rules Technical Workshop - Apr 30, 2018 04/30/2018
DMM Default Energy Bid Presentation 1 - Energy Imbalance Market Offer Rules Technical Workshop 05/01/2018
DMM Default Energy Bid Presentation 2 - Energy Imbalance Market Offer Rules Technical Workshop 04/26/2018
Powerex Default Energy Bid Presentation - Energy Imbalance Market Offer Rules Technical Workshop 04/26/2018
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