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3217 datasets

i08 GroundwaterDepthSeasonal Points

  • Published by: California Department of Water Resources
  • Last updated: Monday, June 2, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset depicts groundwater level (expressed as depth below ground surface) at selected monitoring locations (wells), by season and year. Other i...

i08 Delta InChannel Islands

  • Published by: California Department of Water Resources
  • Last updated: Monday, June 2, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data contains historical polygons of in-channel islands within the Sacramento San Joaquin Delta. Data consists of merged datasets from 1929, 1940, 194...

i08 CriticallyOverdraftedBasins

  • Published by: California Department of Water Resources
  • Last updated: Monday, June 2, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The dataset is a feature class showing the boundaries of 515 groundwater basins and subbasins as defined by the California Department of Water Resourc...

i08 GroundwaterElevationSeasonal Countours

  • Published by: California Department of Water Resources
  • Last updated: Monday, June 2, 2025
  • 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...

i08 ChicoMonoclineLineaments SacramentoValley

  • Published by: California Department of Water Resources
  • Last updated: Monday, June 2, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This data set is a series of polylines denoting lineaments associated with the Chico Monocline as mapped in USGS Publication MF-1790, "Geologic M...

i08 GroundwaterLevelChange Contours

  • Published by: California Department of Water Resources
  • Last updated: Monday, June 2, 2025
  • 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...

i08 C2VSimFG Subregions

  • Published by: California Department of Water Resources
  • Last updated: Monday, June 2, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The C2VSimFG model elements are grouped into 21 subregions to facilitate data entry and reporting of model results. The subregion can be further group...

i08 GroundwaterLevelChangeSeasonal Contours

  • Published by: California Department of Water Resources
  • Last updated: Monday, June 2, 2025
  • 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...

i08 C2VSimFG StreamNodes WithBudgets

  • Published by: California Department of Water Resources
  • Last updated: Monday, June 2, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The stream network simulated in C2VSimFG consists of 4,634 stream nodes that make up 110 stream reaches. The stream nodes correspond to groundwater no...

i08 GroundwaterLevelChangeSeasonal Points

  • Published by: California Department of Water Resources
  • Last updated: Monday, June 2, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset depicts change in groundwater level at selected monitoring locations (wells) between two specified years, by season. Change values repres...