A roundup of US battery storage project financing news from this week, with deals struck by SMT Energy and UBS, Plus Power, as well as CleanCapital and Available Power, covering over 1GW of projects.

BESS developer and operator Plus Power has brought a 185MW/565MWh project online in Hawaii, US, which it claimed is the “most advanced grid-scale BESS in the world”.

A roundup of the biggest projects, financing and offtake deals in the energy storage sector that we have has reported on this year.

Developer Plus Power’s recent financing for BESS projects in Arizona and Texas shows it “driving energy storage into the mainstream of capital markets”, executive chairman Brandon Keefe told Energy-Storage.news.

BESS developer and operator Plus Power has completed a US$1.8 billion financing for five projects in Arizona and Texas, including over US$400 million in tax equity and US$700 million for a single standalone project, the largest to-date.

A 250MW/1,000MWh battery energy storage system (BESS) project in Arizona will soon break ground, utility SRP and developer Plus Power said.

Two trade associations in the US have made significant changes with the aim of advocating for policies supporting the energy storage industry at federal and state-level.

Approval has been granted — with significant conditions attached — for a large-scale standalone battery storage project designed to help the Hawaiian island of Oahu overcome energy reliability and supply concerns as a coal power plant retires.