Search datasets
FiltersGEOJSON
Portal
10,000+ datasets, newest updates first
- California Open Data
CalHeatScore Live Data for API Use
California Office of Environmental Health Hazard AssessmentUpdated 14 Nov 2026
CalHeatScore is a heat-health ranking system that translates 7-day weather forecasts into easy-to-understand heat scores ranging from 0-4 to indicate increasing levels of health risks due to extreme heat at the zip code level. This layer co …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- +4
- California Open Data
Power Outages by County
California Office of Emergency ServicesUpdated 14 Nov 2026
The power outages in this layer are pulled directly from the utility public power outage maps and is automatically updated every 15 minutes. This dataset represents only the most recent power outages and does not contain any historical data …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- California Open Data
Power Outage Areas
California Office of Emergency ServicesUpdated 14 Nov 2026
The power outages in this layer are pulled directly from the utility public power outage maps and is automatically updated every 15 minutes. This dataset represents only the most recent power outages and does not contain any historical data …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- California Open Data
Power Outage Incidents
California Office of Emergency ServicesUpdated 14 Nov 2026
The power outages in this layer are pulled directly from the utility public power outage maps and is automatically updated every 15 minutes. This dataset represents only the most recent power outages and does not contain any historical data …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- California Open Data
State Highway Network Postmiles
CaltransUpdated 14 Nov 2026
StateHighways are state highways based upon the Caltrans Linear Referencing System. Each record in this layer represents a highway segment where the county, route, postmile prefix, and postmile suffix are the same. Each segment has a begin …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- California Open Data
BOE CityAnx2027
California Department of Tax and Fee AdministrationUpdated 14 Nov 2026
This map includes change areas for city and county boundaries filed in accordance with Government Code 54900. The initial dataset was first published on October 20, 2021, and was based on the State Board of Equalization's tax rate area boun …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- +4
- California Open Data
BOE CityCounty
California Department of Tax and Fee AdministrationUpdated 14 Nov 2026
This map includes change areas for city and county boundaries filed in accordance with Government Code 54900. The initial dataset was first published on October 20, 2021, and was based on the State Board of Equalization's tax rate area boun …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- +4
- California Open Data
Tree Characteristics - Spears and Didion Ranches [ds320]
California Department of Fish and WildlifeUpdated 14 Nov 2026
4" dbh and within the 12.6 m radius plot. If a plot number is missing, then there were no trees at the sample points and vegetation plots.
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- GEOJSON
- ZIP
- KML
- California Open Data
Tree Characteristics - Spears and Didion Ranches [ds320] Extended Table
California Department of Fish and WildlifeUpdated 14 Nov 2026
4" dbh and within the 12.6 m radius plot. If a plot number is missing, then there were no trees at the sample points and vegetation plots.
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- GEOJSON
- California Open Data
Tree Characteristics - Spears and Didion Ranches [ds320]
California Department of Fish and WildlifeUpdated 14 Nov 2026
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 Spears and Didion Ranches, Placer County, California. There were three 0.05-ha circular habitat …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- GEOJSON
- ZIP
- KML
- California Open Data
Tree Characteristics - Spears and Didion Ranches [ds320] Extended Table
California Department of Fish and WildlifeUpdated 14 Nov 2026
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 Spears and Didion Ranches, Placer County, California. There were three 0.05-ha circular habitat …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- GEOJSON
- California Open Data
Tree Characteristics - Spears and Didion Ranches [ds320] Extended Table
California Department of Fish and WildlifeUpdated 14 Nov 2026
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 Spears and Didion Ranches, Placer County, California. There were three 0.05-ha circular habitat …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- GEOJSON
- California Open Data
Tree Characteristics - Spears and Didion Ranches [ds320]
California Department of Fish and WildlifeUpdated 14 Nov 2026
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 Spears and Didion Ranches, Placer County, California. There were three 0.05-ha circular habitat …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- GEOJSON
- ZIP
- KML
- California Open Data
Foothill Yellow-Legged Frog (Feather River DPS) Range - CWHR A043b [ds3345]
California Department of Fish and WildlifeUpdated 14 Nov 2026
CWHR species range datasets represent the maximum current geographic extent of each species within California. Ranges were originally delineated at a scale of 1:5,000,000 by species-level experts more than 30 years ago and have gradually be …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- California Open Data
Wildlife Conservation Board (WCB) Approved Projects [ds672]
California Department of Fish and WildlifeUpdated 14 Nov 2026
An inventory of Wildlife Conservation Board projects from board inception in 1949 to present (publication date). Project boundaries are approximate and used various data sources, scale and heads-up digitizing. Some of the project boundaries …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- California Open Data
NCCP Gains & Losses - San Diego [ds892]
California Department of Fish and WildlifeUpdated 14 Nov 2026
An NCCP identifies and provides for the regional protection of plants, animals, and their habitats, while allowing compatible and appropriate economic activity. Working with landowners, environmental organizations, and other interested part …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- California Open Data
Sea Otter Range - CWHR M164 [ds1946]
California Department of Fish and WildlifeUpdated 14 Nov 2026
CWHR species range datasets represent the maximum current geographic extent of each species within California. Ranges were originally delineated at a scale of 1:5,000,000 by species-level experts more than 30 years ago and have gradually be …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- California Open Data
Southern Sea Otter Range - CWHR M164a [ds3383]
California Department of Fish and WildlifeUpdated 14 Nov 2026
CWHR species range datasets represent the maximum current geographic extent of each species within California. Ranges were originally delineated at a scale of 1:5,000,000 by species-level experts more than 30 years ago and have gradually be …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- California Open Data
Planting Location - CDFW [ds2897]
California Department of Fish and WildlifeUpdated 14 Nov 2026
Fish planting locations of the inland waters of California. This data is updated by CDFW Hatchery staff. This data is part of the CDFW Fishing Guide https://apps.wildlife.ca.gov/fishing/ . For more information on fish planting locations ple …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML
- California Open Data
CDFW Approved Mitigation Service Areas [ds2659]
California Department of Fish and WildlifeUpdated 14 Nov 2026
This data set is of service areas for mitigation and conservation banks for which the California Department of Fish and Wildlife is a signatory. It does not include service areas for banks which are approved only Federally or for credits fo …
- HTML
- ARCGIS GEOSERVICES REST API
- CSV
- ZIP
- GEOJSON
- KML