Tesla Powerwalls supply most of record 745 MW California grid dispatch

Tesla Powerwalls supplied most of a record 745 MW home battery dispatch in California on October 6, according to Sunrun. More than 85,000 Powerwall owners sent over 600 MW to the grid during a heat wave, at the request of the California Energy Commission and the state's utilities. Tesla published its figure on October 8, and Sunrun announced its own on October 14. The record is 28% higher than the 580 MW set in September. Sunrun does not break out how much came from its customers versus Tesla's. Its CEO, Mary Powell, said customers are being compensated for helping strengthen grid reliability.

• Powerwalls supplied over 600 MW of the 745 MW dispatch on October 6.
• The record is 28% above September's 580 MW, with over 85,000 owners participating.

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