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2455 datasets

CDEC Water Year Type Dataset

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 2026
File types: XLSX

URL: https://data.cnra.ca.gov/dataset/8f7c9792-652a-4f5e-95ad-707961dfc3f5/resource/da64051a-7751-48e1-ab59-39c73a3ea52d/download/cdec-water-year-type...

i08 FaultCrossings SWP ObservationPoints

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Fault Descriptions of locations crossing the California Aqueduct, Coastal Branch, North Bay Aqueduct, and South Bay Aqueduct. Taken from "State Water ...

i17 StateWaterProject ConstructionDivisions

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 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...

Tree Characteristics - Spears and Didion Ranches [ds320]

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, April 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

These data are the characteristics of the individual live trees found in 0.05-ha circular plot habitat samples taken in 2005 at sample points at Spear...

Snags - Spears and Didion Ranches [ds317]

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, April 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

These data are the characteristics of the individual snags (standing dead trees) found at 15 sample points with three 0.05-ha circular plot habitat sa...

Explore California Historical Wildland Fire Perimeters App

Published by: CAL FIRE
Last updated: Wednesday, April 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

CAL FIRE's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historical fire perimeter dataset from across public and ...

Caldor Fire Structure Status Map

Published by: CAL FIRE
Last updated: Wednesday, April 29, 2026
File types: HTML

This map feeds into a web app that allows a user to examine the known status of structures damaged by the wildfire. If a structure point does not appe...

State Highway Network Postmiles Tenth

Published by: Caltrans
Last updated: Wednesday, April 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Postmiles are valid postmile points at 0.1 (1/10th) mile intervals, based on the Caltrans Linear Referencing System. Exceptions that are included are ...

Acid Matrix

Published by: California Department of Conservation
Last updated: Wednesday, April 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

Water Shortage Vulnerability Technical Methods

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 2026
File types: PDF

These documents present the 2023 and 2024 updates to the Water Shortage Vulnerability scoring for both (and separately) rural communities as domestic ...