December 10, 2023

Puget Sound Energy

Rising Solar Boosts EIM Q2 Benefits to $86M
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.
Cold Forces NW to Dip More Deeply into EIM as Avista Joins
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.
Western EIM Reports Record Benefits
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.
CAISO, PacifiCorp Gain Most EIM Q1 Benefits
CAISO and PacifiCorp reaped the majority of the Western Energy Imbalance Market’s $42.1 million in gross benefits during the first quarter (Q1 2018).
CAISO Leads EIM Q2 Benefits, Exports
CAISO hauled in the largest share of the $39.52 million in benefits produced by the EIM during the second quarter.
EIM Benefits up 8% in Q4 with APS, Puget Sound Additions
Members of the Energy Imbalance Market (EIM) saw increased savings and profits with the addition of Puget Sound Energy and APS.
CAISO Expansion in Question as EIM Grows
CAISO rang in 2016 with a strong push to expand its EIM into PacifiCorp’s sprawling service territory, but the project hit a stumbling block by mid-year.
Increased Transfer Capacity Reducing EIM Congestion
Increased transfer capacity is keeping a lid on congestion in the EIM and limiting participants’ ability to wield market power, according to CAISO’s IMM.
UPDATE: Council OKs Seattle City Light Bid to Explore Joining EIM
The Seattle City Council authorized Seattle City Light to conduct a cost-benefit analysis on joining the Western Energy Imbalance Market (EIM).
PacifiCorp Increases Share of EIM Benefit in Q3
PacifiCorp reaped well more than half the $26.16 million in gross benefits yielded by the Energy Imbalance Market (EIM) in the third quarter, CAISO said.

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