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May 3, 2024

Arizona Public Service (APS)

CAISO
WEIM Q1 Benefits Report Adds to NW Cold Snap Debate
CAISO’s first-quarter benefits report offers another footnote to the debate over the market’s role in the response to the January deep freeze that brought parts of the Northwest to the brink of rolling blackouts.
PacifiCorp
SPP Markets+ Tariff Sparks Concerns for PacifiCorp, NV Energy
Although PacifiCorp formally committed to joining CAISO’s Extended Day-Ahead Market, the utility is still voicing concerns about a competing day-ahead market, SPP’s Markets+, in a FERC filing. 
FEMA
Ariz. Looks to Public Safety Power Shutoffs to Prevent Wildfires
Arizona Public Service is prepared to implement public safety power shutoffs, and another utility in the state is laying the groundwork to use the wildfire prevention technique.
WECC
26 Western Entities Signal Continued Support for Markets+
More than two dozen Western electricity sector entities sent a letter to SPP expressing support for the continued development of the RTO’s Markets+, which is competing for participants with CAISO’s Extended Day-Ahead Market. 
Arizona Public Service
FERC Upholds, Clarifies Generator Interconnection Rule
FERC rejected challenges to its new generator interconnection rules under Order 2023, while making minor modifications and extending the compliance date.  
APS
Tug-of-war Developing over Ariz. Clean Energy Rules
As state regulators begin a process to repeal renewable energy and energy efficiency standards for electric utilities, a group of lawmakers want the regulators to reconsider clean energy rules they previously rejected.
CAISO
WEIM Ends 2023 Exceeding $5B in Benefits
CAISO’s WEIM last year hit $5.05 billion in benefits for its members since its inception in 2014, continuing the positive trend of growth tied to an expanding Western footprint.
Arizona Public Service
APS IRP Envisions Increased Renewables, Natural Gas

Arizona Public Service has filed a 15-year resource plan that lays out a strategy for meeting increasing demand and replacing capacity lost from its coal plant exit.

© RTO Insider LLC
Stakeholders: Pathway Initiative Offers ‘Fresh Look’ at Western Market
Western stakeholders expressed enthusiasm for the West-Wide Governance Pathway Initiative but called for more transparency in developing a regional market.
© RTO Insider LLC
Forum Turnout, Tone Could Signal Growing Support for EDAM
The stars may not yet have aligned for CAISO in the contest to bring an organized electricity market to the West, but key industry players appeared to be doing just that at an ISO event to celebrate the progress of its Extended Day-Ahead Market.

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