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444 datasets

California Metropolitan Planning Organization (MPO)

Published by: Caltrans
Last updated: Monday, May 18, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset contains the geographic boundaries of Metropolitan Planning Organizations (MPO) and is intended for metropolitan area multimodal transpor...

General Fish Surveys - Lake Silverwood, San Bernardino County - 1999-2021

Published by: California Department of Fish and Wildlife
Last updated: Monday, May 18, 2026
File types: XLSX, ZIP

General Fish Surveys compare trends among the fishery species in Lake Silverwood utilizing data that calculates catch per unit of effort (CPUE), relat...

Vegetation - Suisun Marsh - Change 1999 to 2003 [ds164]

Published by: California Department of Fish and Wildlife
Last updated: Monday, May 18, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This vegetation mapping project of Suisun Marsh blends ground-based classification, aerial photo interpretation, and GIS editing and processing. The m...

Vegetation - Suisun Marsh - 2000 [ds161]

Published by: California Department of Fish and Wildlife
Last updated: Monday, May 18, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This vegetation mapping project of Suisun Marsh blends ground-based classification, aerial photo interpretation, and GIS editing and processing. The m...

Public Land Survey System (PLSS): Township and Range

Published by: California Department of Conservation
Last updated: Monday, May 18, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

In support of new permitting workflows associated with anticipated WellSTAR needs, the CalGEM GIS unit extended the existing BLM PLSS Township & R...

California Historical Fire Perimeters

Published by: CAL FIRE
Last updated: Tuesday, May 19, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The California Department of Forestry and Fire Protection's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historic...

Ground Water - Water Quality Results

Published by: California State Water Resources Control Board
Last updated: Thursday, April 2, 2026
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...

Recent Large Fire Perimeters (GT 5000 acres)

Published by: CAL FIRE
Last updated: Tuesday, May 19, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California Department of Forestry and Fire Protection's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historic...

California Fire Perimeters (1950+)

Published by: CAL FIRE
Last updated: Tuesday, May 19, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California Department of Forestry and Fire Protection's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historic...

California Fire Perimeters (all)

Published by: CAL FIRE
Last updated: Tuesday, May 19, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California Department of Forestry and Fire Protection's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historic...