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MSCI Upgrades Pinnacle West's ESG Rating to "AA"

Pinnacle West’s increased focus on ESG performance recently was recognized by MSCI, which upgraded the company’s ESG rating. As of April 27, 2021, Pinnacle West received an MSCI ESG Rating of “AA,” up from an “A.” The rating upgrade was driven by Pinnacle West’s inclusion as a top quartile performer in managing water-related risks.

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“Pinnacle West has been a leader in sustainable water use for decades,” said Ann Becker, Vice President of Sustainability. “Palo Verde, a cornerstone of our clean energy commitment, relies on the most sustainable source of water in Arizona, treated effluent from cities. We are gratified to see that MSCI recognized our longstanding efforts.”


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