Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Well Completion Reports
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
Surface Water - Fecal Indicator Bacteria Monitoring Results
Search Water datasets
495 datasets
i03 RegionalFloodManagementPlanBoundaries
- Published by: California Department of Water Resources
- Last updated: Friday, February 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Following adoption of the 2012 Central Valley Flood Protection Plan (2012 CVFPP), DWR funded six regionally-led Regional Flood Management Plans (RFMPs...
i03 Proposition1 Funding Areas
- Published by: California Department of Water Resources
- Last updated: Friday, February 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This data depicts California Proposition 1 Funding Area boundaries as defined by Water Code §79744, which states, "(a) Of the funds authorized by...
i17 Delta Levees Stationing
- Published by: California Department of Water Resources
- Last updated: Friday, February 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Levee stations, usually in feet but in some cases miles, snapped to 2017 Delta levee centerlines (derived from the 2017 Delta LiDAR). Base source for ...
i03 Local Maintenance Areas Flood Protection
- Published by: California Department of Water Resources
- Last updated: Friday, February 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Boundaries of various types of public agencies with responsibilities that include in part or primarily flood control, system maintenance, and improvem...
i03 LegalDeltaBoundary
- Published by: California Department of Water Resources
- Last updated: Friday, February 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Department of Water Resources (DWR), Geodetic Branch, Cadastral Surveys reviewed this boundary in July, 2009, and agreed with the linework along with ...
i17 Levee Centerlines SuisunMarsh
- Published by: California Department of Water Resources
- Last updated: Friday, February 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Center lines of the Suisun Marsh levee systems. This dataset is a combination of different Suisun Marsh levee datasets that were edited to be accurate...
i17 LeveeCenterlineClass 2012
- Published by: California Department of Water Resources
- Last updated: Friday, February 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This line feature class represents levee centerlines for 93 Levee Maintenance Agencies/Reclamation Districts in the Sacramento-San Joaquin Delta. The ...
i17 StateWaterProject Centerline
- Published by: California Department of Water Resources
- Last updated: Friday, February 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The purpose of this feature class is to delineate an approximate centerline for the State Water Project canals.This dataset is current as of 5/20/2025...
i17 StateWaterProject ConstructionDivisions
- Published by: California Department of Water Resources
- Last updated: Friday, February 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This is a line dataset that delineates the extent of State Water Project construction divisions. The locations of the construction divisions were deri...
i17 StateWaterProject Repayment Reaches
- Published by: California Department of Water Resources
- Last updated: Friday, February 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This is a line dataset that delineates the extent of State Water Project repayment reaches. The locations of the repayment reaches were derived from D...