CAISO/WEIM

The California Independent System Operator serves about 80% of California's electricity demand, including the service areas of the state's three investor-owned utilities. It also operates the Western Energy Imbalance Market, an interstate real-time market covering territory that accounts for 80% of the load in the Western Interconnection.
CAISO Proposes EIM Governance Changes
CAISO has proposed to change the selection process for members of the Western Energy Imbalance Market (EIM) Governing Body to rely less on outside firms.
California Enviros Debate Priorities for Policy Report
A biennial policy report by California energy planners has some environmentalists calling for even more aggressive priorities — such as phasing out utility-scale renewable projects.
Author of DOE Grid Study Disputes Recommendations
Alison Silverstein presented at a meeting of the Committee on Regional Electric Power Cooperation and the Western Interconnection Regional Advisory Board.
© RTO Insider
CAISO Expands Attendee Roster for Stakeholder Symposium
CAISO expanded the scope of its annual Stakeholder Symposium by inviting representatives of California's oil and agriculture industries.
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CAISO Symposium Panelists Talk Grid of the Future, Western RTO
At the CAISO Stakeholder Symposium, the Board of Governors and a panel of Western state regulators discussed what the grid of the future will look like.
Storage Integration a Complex Process, Western Panel Says
Energy storage can provide many benefits to the Western electricity grid, but it will require complex and costly modeling to be integrated properly.
NRG
NRG Signals Pull-out on Proposed Puente Plant
NRG Energy asked the California Energy Commission to suspend its review of the Puente Power Project, a proposed 262-MW gas-fired plant in Oxnard.
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EIM Affecting Western Transmission, Resource Planning
The CAISO-run Western EIM has increased the operational flexibility of the region’s utilities, panelists said at the Infocast Transmission Summit West.
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Panelists: CPP Demise to Have Limited Impact in West
The fate of the West’s coal-fired power was already sealed prior to the EPA announcement that it will seek to repeal the Clean Power Plan (CPP).
CEC Members Recommend No-Go for Puente Plant
Two California Energy Commissioners are recommending the agency deny a permit to construct NRG’s proposed Puente Power Project natural gas-fired plant.

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