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422 datasets

C2VSimCG Version 2025 - Draft

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, May 19, 2026
  • File types: ZIP

Draft Coarse Grid California Central Valley Groundwater-Surface Water Simulation Model (released January 1, 2026). C2VSimCG v2025 is a computer progra...

Modeling and Analysis Web Page General Contents

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, May 19, 2026
  • File types: PDF

Modeling and Analysis Web Page General Contents...

Watershed Boundary Dataset (WBD)

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, May 19, 2026
  • File types: FILE GEODATABASE OR SHAPEFILE, ARCGIS GEOSERVICES REST API, WEBSITE, PDF

The Watershed Boundary Dataset (WBD) from USGS' The National Map (TNM) defines the perimeter of drainage areas formed by the terrain and other landsca...

i08 GroundwaterLevelChange Contours

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, May 19, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset depicts contours of estimated change in groundwater piezometric surfaces in the unconfined or uppermost semi-confined aquifers, between t...

i19 Stormwater Project Points

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, May 19, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The feature dataset contains storm water projects planned in the future throughout California that involve groundwater recharge and direct use. It was...

i04 CIMIS Weather Stations

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, May 19, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The California Irrigation Management Information System (CIMIS) currently manages over 145 active weather stations throughout the state. Archived data...

i15 Cadastral Map Index DWR

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, May 19, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset represents the cadastral maps created by the Geomatics branch in support of real property acquisitions within the Department of Water Res...

i02 Natural Communities Commonly Associated with Groundwater (NCCAG)

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, May 19, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API

The Natural Communities Commonly Associated with Groundwater (NCCAG) dataset is a compilation of phreatophytic vegetation, regularly flooded natural w...

i02 NCCAG Vegetation

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, May 19, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Natural Communities Commonly Associated with Groundwater (NCCAG) dataset is a compilation of phreatophytic vegetation, regularly flooded natural w...

i02 NCCAG Wetlands

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, May 19, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Natural Communities Commonly Associated with Groundwater (NCCAG) dataset is a compilation of phreatophytic vegetation, regularly flooded natural w...