US ROUNDUP: BESS projects and deals for EDP Renewables, Tucson Electric Power, and EDF
EDP Renewables NA completed the Sandrini Solar and Energy Storage projects, expected to generate $25M in local tax revenue. Tucson Electric Power (TEP) expanded its Roadrunner Reserve BESS to 400MW/1,600MWh, investing $350M. EDF signed 25-year PPAs with NV Energy for a 400MW solar-plus-storage project in Nevada, set to start operations in 2029.
How this was made

The 30-second read
Why it matters
These projects expand renewable capacity and illustrate growing utility interest in storage, but financial impact on parent companies will materialize over several years.
Market read
The announcements signal continued growth in the U.S. battery storage market, offering modest upside for involved utilities and renewable firms.
What to watch
Potential policy incentives or future rate changes could materially affect project economics.
Background
The article reports recent completions and new PPAs for large battery energy storage systems (BESS) across the western United States.
Ticker impact
EDF signed 25-year PPAs with NV Energy for a 400MW solar-plus-storage project in Nevada.
Modest upside as the contract expands EDF's North American footprint.
Long‑term PPAs provide stable cash flow, but the project is still years away from operation.
Market effects
Highlights accelerating deployment of utility‑scale battery storage in the U.S.
Boosts Arizona and Nevada renewable infrastructure activity.
Reflects broader trend of hybrid solar‑storage projects worldwide.
Counterpoint
Investors may view the projects as capital‑intensive with delayed returns, limiting near‑term upside.
Key entities
- companyEDF
European utility signing PPAs for Nevada solar‑plus‑storage project.
- companyFortis Inc.
Parent of Tucson Electric Power, completing BESS expansion.
- companyEDP Renewables
Operator of the Flatland Energy Storage project in Arizona.


