A report from three key state groups analyzing what caused a pair of blackouts in mid-August largely conformed to reasons previously cited by California’s grid operator — that a combination of factors, including a sweltering heatwave, pushed the state’s power system to its edge, leading to the first statewide outages in nearly 20 years.

Read more: https://www.sandiegouniontribune.com/business/story/2020-10-07/report-a-combination-of-factors-led-to-californias-rolling-blackouts-in-august