SPP and Western entities interested in the RTO’s Markets+ “RTO light” offering continued to inch toward each other during another development session.

The movement to keep PG&E's Diablo Canyon nuclear plant open 10 years past its planned retirement date in 2025 has gained momentum and essential support.

Capping four years of discussions and analysis, PJM held a first read of competing fuel assurance rule changes for black start resources from PJM and the IMM.

DR programs for residential customers and small businesses in PJM are being hampered by a lack of access to meter data, curtailment service providers say.

PJM's real-time LMPs and congestion costs both spiked in the first half of 2022, driven by increasing fuel prices and loads, the IMM reported.

Canadian utility SaskPower and SPP have signed a 20-year agreement to more than quadruple transmission capacity between the two entities.

The MIC approved an initiative to change the determination of zonal load bus distribution factors and heard first read on changes to VOM cost development.

With three coal plants slated for closure within the next 10 years, Arizona regulators, utilities and communities are exploring ways to repurpose the facilities.

Illinois’ climate goals could cost other states in PJM and MISO tens of millions in transmission upgrades as coal and natural gas power plants are retired.

PJM's Operating Committee heard proposals on improving the dispatch of renewables, changes to max emergency status and a new cold weather advisory.