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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

June 2022 NEM/Rule 21 Data Sets are available for download 2022-07-26
May 2022 NEM/Rule 21 Data Sets are available for download 2022-06-17
Five new technology types have been added to the "Technology Type" filter 2022-06-10
April 2022 NEM/Rule 21 Data Sets are available for download 2022-05-13
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