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State of California Open Data

Annual Weather Data

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Published by:
California State Water Resources Control Board
Last updated:
May 15, 2025
File details:
36.66 KB
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Description:

This file contains weighted average annual ETo, total precipitation, and Peff data on a fiscal year basis at the service area level for suppliers that have received their residential Landscape Area Measurement results from the Department of Water Resources. To submit alternative data for consideration, contact [WUEStandards@water.ca.gov](mailto:WUEStandards@water.ca.gov).

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