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1990 datasets

California School District Areas 2024-25

Published by: California Department of Education
Last updated: Tuesday, May 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This layer serves as the authoritative geographic data source for all school district area boundaries in California. School districts are single purpo...

Camping Reservations for 2018

Published by: California Department of Parks and Recreation
Last updated: Sunday, May 3, 2026
File types: CSV

All camping reservations for 2018...

Open Data Documentation

Published by: California Department of Parks and Recreation
Last updated: Sunday, May 3, 2026
File types: PDF

Useful information and links for navigating this site, understanding and utilizing Open Data...

Camping Reservations for 2020

Published by: California Department of Parks and Recreation
Last updated: Sunday, May 3, 2026
File types: CSV

All camping reservations for 2020...

Camping Reservations for 2019

Published by: California Department of Parks and Recreation
Last updated: Sunday, May 3, 2026
File types: CSV

All camping reservations for 2019...

Camping Reservations for Q1 2021

Published by: California Department of Parks and Recreation
Last updated: Sunday, May 3, 2026
File types: CSV

Camping reservations for Q1 2021...

i16 Census Tract DisadvantagedCommunities 2023

Published by: California Department of Water Resources
Last updated: Tuesday, May 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The IRWM web based DAC mapping tool uses this GIS layer. Created by joining ACS 2019-2023 5 year estimates to the 2020 Census Tracts feature class. Th...

i16 Census Tract EconomicallyDistressedAreas 2023

Published by: California Department of Water Resources
Last updated: Monday, May 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The IRWM web based EDA mapping tool uses this GIS layer. Created by joining ACS 2019-2023 5 year estimates to the 2020 Census Tract feature class. The...

Surface Water - 2017 California Water Quality Status Report

Published by: California State Water Resources Control Board
Last updated: Wednesday, October 23, 2019
File types: ZIP

The California Water Boards’ Water Data Center is proud to present the CA Water Quality Status Report. This report is an annual data-driven snapshot ...

Unemployment Insurance Weekly Claims Data for California

Published by: California Employment Development Department
Last updated: Tuesday, March 18, 2025
File types: CSV

The UI weekly claims data are used in current economic analysis of unemployment trends in the Nation, and in each State. Initial claims measure emergi...