System integrator Stem Inc and developer Prometheus Power have deployed the first of three co-located BESS projects in Arizona for utilities in the AEPCO co-operative.

Developer and IPP Leeward Renewable Energy and California utility PG&E have agreed a long-term resource adequacy (RA) agreement for a large-scale, PV co-located BESS in Arizona.

Battery energy storage system (BESS) developer-operator Plus Power has received a US$82 million tax equity investment from bank Morgan Stanley for an Arizona project.

Arizona utility Salt River Project (SRP) and renewables developer NextEra Energy Resources have commissioned a 1GWh battery energy storage system (BESS) in Buckeye, Arizona, US.

Longroad Energy has achieved financial close on a large-scale solar PV and battery storage project in Arizona, US, on which construction is already underway.

The US Department of Agriculture (USDA) is putting US$2.3 billion into projects increasing energy resiliency in rural communities, with two energy storage projects already shortlisted for awards in Arizona and Nebraska.

Developer-operator Strata Clean Energy has completed a US$559 million financing package for its 1.02GWh Scatter Wash BESS project in Arizona, US.

Multinational utility and IPP RWE has completed three co-located battery energy storage system (BESS) projects in the US, totalling 190MW/360MWh, with another 2GWh-plus under construction.

Developer and operator Strata Clean Energy has started construction on its 255MW/1,020MWh Scatter Wash BESS project in Arizona, US.

Arizona utilities Tucson Electric Power (TEP) and UniSource Energy have launched a request for proposals (RFP) for 825MW of ‘firm power’, primarily energy storage, alongside 625MW of renewables.