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By Robert Mullin Mountain West Transmission Group has said it will enter discussions with SPP to explore the possibility of joining the RTO. [caption id="attachment_36471" align="alignright" width="300"] | WAPA[/caption] The announcement comes eight months after Mountain West issued a request for information to CAISO, MISO, PJM and SPP regarding tariff...

By Robert Mullin California will require improved transmission access to a diverse set of renewable resources throughout the state and the broader West to cost-effectively meet its renewable energy and greenhouse gas reduction targets, according to a report released by the state’s Energy Commission. Windy Flats, Klickitat County, WA |...

By Robert Mullin FERC approved a CAISO Tariff revision expanding the definition of a “load-serving entity” to include organizations that purchase wholesale electricity to serve their own needs (ER17-218). The ISO’s rules previously recognized as LSEs only those entities that sell electricity or serve load to end users, a description...

By Robert Mullin CAISO rang in 2016 with a strong push to expand its operation into PacifiCorp’s sprawling six-state service territory, but the project hit a stumbling block by mid-year as skeptics called on the ISO to slow its regionalization effort. A 2015 state law requires the grid operator and...

By Robert Mullin FERC denied Berkshire Hathaway Energy’s request to rehear a ruling prohibiting the company’s subsidiaries from selling electricity at market-based rates in four neighboring balancing authority areas in the West. The commission’s June 9 decision restricted Berkshire-owned utilities PacifiCorp and NV Energy and 19 other affiliates from offering...

By Robert Mullin CAISO has kicked off an initiative to explore how it can procure resources equipped to automatically respond to disturbances in grid frequency. The effort will examine implementation of a new market mechanism to compensate resources for providing primary frequency response — sending power into the grid within moments...

By Robert Mullin GridLiance moved one step closer to joining CAISO as a participating transmission owner after the ISO’s Board of Governors voted Dec. 15 to approve the company’s membership. The company is seeking to join the ISO after agreeing to purchase Valley Electric Association’s 230-kV transmission network for more...

By Robert Mullin The Western Energy Imbalance Market featured prominently in two proposals approved by the CAISO Board of Governors during its Dec. 15 meeting. | Trimark Associates, Inc. One measure will enable more CAISO market participants to meter their own resource performance data and submit it to the ISO...

By Robert Mullin CAISO’s Board of Governors approved a 2017 budget that includes a $4.3 million increase in spending but no corresponding rise in the grid operator’s revenue requirement. “I do think it’s worth pointing out that the board has been engaged in development and review” of the budget before...

By Robert Mullin The California Public Utilities Commission on Tuesday ordered Southern California Edison and San Diego Gas & Electric to meet with groups opposed to the commission’s 2014 settlement that saddled ratepayers with 70% of the costs related to the premature closure of the San Onofre Nuclear Generating Station.