Preliminary findings from a WECC study indicate inclusion of day-ahead trading in the EIM will yield reliability benefits that outweigh any expected risks.

The Governance Review Committee of CAISO’s Western Energy Imbalance Market continued laying out the parameters of its big job this year.

CAISO’s Western EIM delivered more than $60 million in benefits to its participants in the fourth quarter of 2019, bringing the total to $862 million.

EIM stakeholders reacted coolly to a proposal by Utah’s Deseret Power Electric Cooperative to tighten the market’s rules on transmission feasibility.

CAISO’s EIM Governing Body and Regional Issues Forum heard from Modesto Irrigation District, Tacoma Power and Turlock Irrigation District.

The Western Energy Imbalance Market continued expanding as the Sacramento Municipal Utility District became the first publicly-owned utility to begin participating in CAISO’s real-time electricity market for the West.

CAISO’s efforts to rein in congestion revenue rights insufficiencies seemed to show progress, but fell short in the last months of 2018.

FERC approved CAISO’s proposal to limit the megawatt quantity of the bid adder for the Western Energy Imbalance Market.

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.

Talk of an RTO for the Western Interconnection lived during the annual meeting of the Northwest & Intermountain Power Producers Coalition (NIPPC).