Western Energy Imbalance Market (WEIM)
Members of the Energy Imbalance Market (EIM) saw increased savings and profits with the addition of Puget Sound Energy and APS.
The Energy Imbalance Market (EIM) experienced a “dramatic uptick” in failed ramping capacity tests in November and December, the CAISO IMM reported.
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.
The Western Energy Imbalance Market featured prominently in two proposals approved by the CAISO Board of Governors during its Dec. 15 meeting.
Seattle City Light has signed an agreement with CAISO to begin participating in the Western Energy Imbalance Market in April 2019.
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.
The CAISO internal Monitor is proposing new enforcement measures to address market power concerns in the Energy Imbalance Market.
The Western Energy Imbalance Market governing body voted to implement procedures to ensure market participants have input into CAISO policy initiatives.
Tucson Electric could become the latest Western utility to lose authorization to sell electricity at market-based rates within its balancing authority area.
The Seattle City Council authorized Seattle City Light to conduct a cost-benefit analysis on joining the Western Energy Imbalance Market (EIM).
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