Western Energy Imbalance Market (WEIM)

Ken Lund CC-BY-SA-2.0 via Wikipedia Commons
NV Energy Proposes to Convert Valmy Coal Plant to Gas
NV Energy wants to convert its last coal-fired power plant to a gas-fueled facility, as the utility continues to be plagued with cancellations and delays of planned solar projects.  
CAISO
Idaho Power Seeks FERC Help with $700K WEIM Fine
Idaho Power asked FERC to overturn a $700,000 fine for what it called a minor metering mistake that had no real impact on the Western Energy Imbalance Market.
© RTO Insider LLC
In Contest for the West, Markets+ Gathers Momentum — and Skeptics
While some stakeholders are ‘charmed’ by SPP’s market initiative effort, others urge need for deeper tie to CAISO.
WEIM
WEIM Tops $4B in Benefits Months After Hitting $3B
The Western Energy Imbalance Market topped $4 billion in cumulative benefits in the second quarter of 2023, just six months after it topped the $3 billion mark.
BPA
BPA Keeps Rates Flat, Plans $2B in Grid Upgrades

The Bonneville Power Administration said it would keep its power and transmission rates flat for the next two years, even as it pursues a $2 billion grid modernization effort.

WECC
Proposed New Western RTO Discussed at CREPC
Utility regulators from Oregon and California discussed their proposal for a new independent RTO covering the entire West for the first time publicly.
© RTO Insider LLC
WEIM Withdraws Change to Base Schedule Deadline

CAISO’s Western Energy Imbalance Market took the unusual step of rescinding a rule change that it never actually implemented.

© RTO Insider LLC
Regulators Propose New Independent Western RTO
The competition for organized markets in the West grew Friday as the Bonneville Power Administration launched a process to choose between day-ahead markets proposed by CAISO and SPP and regulators from five Western states urged the establishment of a new, independent RTO covering the entire West.
CAISO
Batteries Multiply in CAISO, Soak up Solar
The more than 5,000 MW of batteries connected to the CAISO grid are playing in increasing role in maintaining reliability, a report from the ISO's Market Monitor shows.
PacifiCorp
PacifiCorp Says It Can Meet Oregon GHG Targets
PacifiCorp will be able to meet Oregon’s ambitious greenhouse gas emissions reduction targets for electric utilities but “it will not be without challenges,” a company official said.

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