Excel · dataset · 2025

California's Groundwater Update 2025 (Bulletin 118)

Listed in California Open Data

California's Groundwater: Bulletin 118 Updates (CalGW Updates) are a continuing series of California's primary technical publications on groundwater resources in the state.

Description

While the Department of Water Resources have previously published CalGW Updates, Water Code Section 12924 now mandates a 10-year publication cycle, effective 2025. This page includes the publication of California's Groundwater: Bulletin 118 - Update 2025 (CalGW Update 2025), which the Department of Water Resources released on March 12, 2026.

The publication contains: +

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Summary

Highlights (available in English and Spanish) + A detailed statewide report (Chapters 1 – 6), which features current knowledge of groundwater resources including information on the location, characteristics, use, management status, and conditions of the state’s groundwater + An info-graphic summary of the ten hydrologic regions, showing regional groundwater at a glance (Chapter 7) + Supporting resources including appendices, a factsheet (available in English and Spanish), a key topics index, and select datasets For more information on CalGW Updates, historical publications timeline, and supporting informational products that include the CalGW Live website and California’s Groundwater Semi-Annual Updates, please visit: water.ca.gov/programs/groundwater-management/bulletin-118.

For questions or comments, please email CalGW@water.ca.gov.

Topics

Stated by source: Natural Resources · Water
From keywords: Earth & Environmental Science

Provenance · 1 source records, 8 field assertions

Source	Key	Last seen	Raw
California Open Data	799dcdfd-cb75-46c9-9bbf-5ca7e5733c62	11 d ago	JSON v1

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concepts[topic].ckan_group:data_ca_gov:natural-resources	source · data ca gov	connector:data_ca_gov@1.0.0
concepts[topic].ckan_group:data_ca_gov:water	source · data ca gov	connector:data_ca_gov@1.0.0
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California's Groundwater Update 2025 (Bulletin 118)

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