News
Retired Arizona coal plant to be converted to natural gas generation
4+ hour, 40+ min ago (299+ words) A retired coal plant in Arizona is getting a second lease on life with a conversion to natural gas generation. Transitioning the plant to natural gas generation would add about 380 megawatts (MW) of capacity, APS said. Construction on the gas…...
Utah has a new largest solar + storage facility with 400 MW/1, 600 MWh project online
5+ day, 13+ hour ago (301+ words) r Plus'Energies'last week announced the start of commercial operations for Green River Energy Center, a 400-megawatt (MW) solar and 400 MW/1, 600 megawatt-hour battery energy storage project'located'in Emery County, Utah.' The project is the largest solar and storage facility within Pacifi Corp's…...
Arizona utilities move ahead with nuclear siting study despite DOE funding setback
1+ week, 5+ day ago (393+ words) Arizona's three largest electric utilities are moving ahead with preliminary nuclear siting work despite failing to secure federal funding, launching a six-month screening process that will narrow potential locations, including former coal plant sites, for possible future reactor development. The…...
Two Arizona coal plants will be converted to natural gas to avoid costly coal retrofits
3+ mon, 3+ week ago (497+ words) Power Engineering The Arizona Corporation Commission recently unanimously voted to approve conversion of two coal plants to natural gas. The Springerville and Coronado coal plants, owned and operated by TEP and SRP, respectively, will be converted. The Commission argued that…...
Simplifying Measurement in Renewable Natural Gas (RNG) Production
9+ mon, 1+ week ago (69+ words) October 29, 2025 @ 1: 00 pm " 2: 00 pm EDT Avoid common measurement pitfalls that reduce uptime and raise costs Apply sensor placement best practices for accurate, actionable data Improve drying efficiency and gas quality with humidity and dew point insights Lower OPEX through smarter analyzers,…...
Data centers to help fund APS's 2, 000-MW Desert Sun gas power project
8+ mon, 1+ week ago (396+ words) Arizona Public Service (APS) plans to develop a 2, 000 MW natural gas facility west of Gila Bend, Arizona, to meet growing energy demands and support large energy users by 2028. The two-phase Desert Sun Power Plant project would be a new natural…...
Arizona regulators move to repeal state's renewable energy standard
10+ mon, 2+ week ago (851+ words) Arizona regulators have voted to begin the process to repeal the mandates that required at least 15% of utility energy supplies to come from eligible renewable energy by 2025. The Arizona Corporation Commission (ACC) voted unanimously (5-0) during the August 14, 2025 open meeting to…...
Arizona utilities lock in fuel supply for gas plants to power data center boom
11+ mon, 5+ hour ago (249+ words) APS and SRP have each reviewed multiple proposals and independently executed agreements with Energy Transfer, the utilities said. The City of Mesa, Tucson Electric Power (TEP), and Uni Source are finalizing negotiations with Transwestern. TEP and Uni Source are likely…...