The proposed expansion of CAISO’s Western Energy Imbalance Market to a day-ahead market won’t be as voluntary as advertised, some stakeholders are arguing.

FERC approved two CAISO proposals to address concerns that the EIM’s rules constrain hydroelectric operations and undercut the value of resources.

CAISO secured the largest chunk of the EIM’s $86 million in gross benefits during the second quarter as the solar-heavy ISO exported 2.16 million MWh.

NERC’s Standards Committee approved the posting of proposed changes to its GMD standard and authorized new initiatives on cyber system info access management.

Pacific Northwest members reaped an unusually large chunk of the Western EIM's benefits in the first quarter, leaning on it to keep up with demand.

CAISO said Monday its Western Energy Imbalance Market has produced more than a half-billion dollars in benefits for participants since its founding five years ago, including more than $100 million in benefits in the third quarter of 2018.

The Western Energy Imbalance Market saw financial benefits soar to a record $71.2 million in the second quarter, according to a CAISO report.

Powerex is navigating a turbulent relationship with EIM rules the company says undercut the value of its hydro power resources.

Idaho Power and Powerex began transacting in the EIM, bringing to eight the number of members participating in CAISO’s regional real-time market.

Operators of traditional resources say the Vision 2030 paper drifts outside CAISO’s purpose of assuring reliability and managing markets.