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.
The upcoming April 8 solar eclipse will run a course from central Mexico to Newfoundland, but grid operators far from its path of totality will be dealing with its impact.
CAISO stakeholders and staff could soon be weighing two options for enabling the EDAM to track GHGs in a way that accommodates the patchwork of different carbon reduction programs across Western states.
The West-Wide Governance Pathways Initiative has secured commitments of financial support from 24 utilities and other electricity-sector organizations and expects that list to grow.
FERC approved a proposal to allow transmission lines outside California to join CAISO under a new subscriber-funded model that avoids allocating project costs to the ISO’s load-serving entities.
A new report from electricity marketer Powerex adds to the expanding debate around what transpired on the Western grid during a January cold snap that saw the Northwest forced to import large volumes of power.
The 80-page report represents the latest volley in an ongoing skirmish among Western electricity sector stakeholders over what exactly occurred on the regional grid during the Jan. 12-16 deep freeze.
WAPA's Desert Southwest Region pulled out of the second phase of developing SPP's Western day-ahead market after determining it would see few benefits from participating in either Markets+ or EDAM.
NV Energy would gain significantly more economic benefits from participating in CAISO’s EDAM than SPP’s Markets+, new analysis from the Brattle Group shows.
NV Energy and several stakeholder groups have weighed in on how Nevada regulators should evaluate a request from the utility to join a day-ahead market or RTO.