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67 datasets

Groundwater Basin Boundary Descriptions - South Coast Region (4-XXX Basins)

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 7, 2025
  • File types: PDF

This dataset includes the official groundwater basin boundary descriptions for California's 515 groundwater basins. To make locating descriptions easi...

Groundwater Basin Boundary Descriptions - San Diego Region (9-XXX Basins)

  • Published by: California Department of Water Resources
  • Last updated: Saturday, May 31, 2025
  • File types: PDF

This dataset includes the official groundwater basin boundary descriptions for California's 515 groundwater basins. To make locating descriptions easi...

Groundwater Basin Boundary Descriptions - Santa Ana Region (8-XXX Basins)

  • Published by: California Department of Water Resources
  • Last updated: Sunday, June 8, 2025
  • File types: PDF

This dataset includes the official groundwater basin boundary descriptions for California's 515 groundwater basins. To make locating descriptions easi...

Bulletin 118 Update 2003 - Basin Reports (formerly known as Basin Descriptions)

  • Published by: California Department of Water Resources
  • Last updated: Sunday, June 8, 2025
  • File types: PDF

This dataset includes the basin reports for the 515 groundwater basins developed as part of Bulletin 118 Update 2003. The reports include descriptions...

Ground Water - Water Quality Results

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, April 8, 2025
  • File types: EXCEL (XLSX), CSV

Groundwater quality data and related groundwater well information available on the page was queried from the GAMA Groundwater information system (**[G...

i02 NCCAG Wetlands

  • Published by: California Department of Water Resources
  • Last updated: Sunday, June 8, 2025
  • 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 Vegetation

  • Published by: California Department of Water Resources
  • Last updated: Sunday, June 8, 2025
  • 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...

i03 Adjudicated Areas

  • Published by: California Department of Water Resources
  • Last updated: Wednesday, June 4, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Adjudication is a form of groundwater management in California through the courts. When groundwater resources do not meet water demands in an area, la...

C2VSimCG v1.0

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, June 3, 2025
  • File types: PDF, ZIP

_(Released November 17, 2022)_ The California Central Valley Groundwater–Surface Water Simulation Model - Coarse Grid (C2VSimCG) is an integrated hydr...

i08 C2VSimFG Elements

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, June 3, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

There is a total of 32, 537 elements within the C2VSimFG model, which make-up the finite grid mesh of the model. The elements are subdivided into 21 s...