Search datasets
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This dataset represents the cadastral maps created by the Geomatics branch in support of real property acquisitions within the Department of Water Resources. The geographic extent of each map...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: September 10, 2026 at 06:15 PM -
The California Irrigation Management Information System (CIMIS) currently manages over 145 active weather stations throughout the state. Archived data is also available for 85 additional stations...
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This dataset represents polygon boundaries of all public water agencies in California including public water systems, agricultural water districts, urban water districts, Federal and State water...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: September 10, 2026 at 06:13 PM -
California's Groundwater: Bulletin 118 Updates (CalGW Updates) are a continuing series of California's primary technical publications on groundwater resources in the state. While the Department...
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Approximate locations for habitat projects located within the Sacramento-San Joaquin Delta. This project list builds on earlier efforts, including those of DWR, CALFED Ecosystem Restoration...
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Stations and a table of download links for time-series data, from DWR's continuous environmental monitoring database. For more information, see DWR's Water Data Library, continuous data section: ...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 24, 2026 at 08:35 PM -
The Department of Water Resources (DWR) Enterprise Monitoring Well Network dataset contains information regarding wells monitored by DWR. The wells included in this dataset have been completed, a...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 06:10 PM -
The SSWP Water Quality and Temperature Study is one of many relicensing documents for the South SWP (SSWP) Hydropower Project Number 2426. The California Department of Water Resources and the Los...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 06:19 PM -
The IRWM web based EDA mapping tool uses this GIS layer. Created by joining ACS 2019-2023 5 year estimates to the 2020 Census Tract feature class. The TIGER/Line Files are shapefiles and related...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 06:14 PM -
This feature class is a vector file containing polygons that represent the flood control bypasses of the Sacramento and San Joaquin Rivers. Bypasses convey excess flood waters from rivers and...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 06:15 PM -
The passage of the Sustainable Groundwater Management Act (SGMA) in 2014 set forth a statewide framework to help protect groundwater resources over the long-term. SGMA requires local agencies to...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 24, 2026 at 08:38 PM -
This dataset represents the relative position and extent of encroachment permits created by the Geomatics Branch to support real property management within the Department of Water Resources right...
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Delta Primary Zone Boundary The history of the primary zone boundary is as follows: the Primary Zone was defined in the 1992 Delta Flood Protection Act by referring to a map attached to the...
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This feature class represents an index of records from the California Department of Water Resources' (DWR) Online System for Well Completion Reports (OSWCR). This feature class is for...
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This point dataset represents the location of gaging stations in the Sacramento-San Joaquin Delta and Suisun Marsh that have historic and statistical hydrologic data, specifically various river...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 06:18 PM -
The SSWP Botanical Resources Study is one of many relicensing documents for the South SWP (SSWP) Hydropower Project Number 2426. The California Department of Water Resources and the Los Angeles...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 06:20 PM -
This dataset represents a water shortage vulnerability analysis performed by DWR using modified PLSS sections pulled from the Well Completion Report PLSS Section Summaries. The attribute table...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 06:10 PM -
The USGS National Hydrography Dataset (NHD) downloadable data collection from The National Map (TNM) is a comprehensive set of digital spatial data that encodes information about naturally...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 06:11 PM -
The SSWP Recreation Resources Study is one of many relicensing documents for the South SWP (SSWP) Hydropower Project Number 2426. The California Department of Water Resources and the Los Angeles...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 06:19 PM -
Survey data as part of the 'Precise Surveys' project has been collected from points along the State Water Project. Data includes elevations, Northings/Eastings, distances and point-to-point...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 06:11 PM
