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About California DG Statistics

California Distributed Generation Statistics is the official public reporting site of the California Solar Initiative (CSI), presented jointly by the CSI Program Administrators, GRID Alternatives, the California Investor Owned Utilities, and the California Public Utilities Commission.

Latest Updates

March 2023 NEM/Rule 21 Data Sets are available for download 2023-4-28
February 2023 NEM/Rule 21 Data Sets are available for download 2023-3-29
January 2023 NEM/Rule 21 Data Sets are available for download 2023-3-07
December 2022 NEM/Rule 21 Data Sets are available for download 2023-1-24
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