On August 21, the US Environmental Protection Agency (EPA) posted updated guidance for battery energy storage system (BESS) installation and incident response. EPA has added a 3-page Fact Sheet, “Battery Energy Storage Systems: Main Considerations for Safe Installation and Incident Response” to its online compilation of information for “Sustainable Management of Electronics and Batteries.” EPA notes that BESS operations help stabilize electrical grids by providing steady power flow, particularly where there may be interruptions in grid power or fluctuations in production from renewable energy sources. However, EPA also notes that lithium battery fires at some installations (notably at commercial facilities in San Diego and Moss Landing, California) have raised safety concerns in many communities. EPA intends its new guidance to help address these concerns; the remainder of this note summarizes EPA’s new guidance.
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