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1413 datasets

Water Quality - Effluent - Electronic Self-Monitoring Report (eSMR) Data

Published by: California State Water Resources Control Board
Last updated: Thursday, April 2, 2026
File types: PDF, ZIP, CSV

Wastewater discharges are regulated by the Water Board. Those regulated are generally required to submit Self-Monitoring Reports to the State or Regio...

California's Groundwater Update 2025 (Bulletin 118)

Published by: California Department of Water Resources
Last updated: Monday, April 27, 2026
File types: PDF, XLS, URL, .ZIP

California's Groundwater: Bulletin 118 Updates (CalGW Updates) are a continuing series of California's primary technical publications on groundwater r...

Surface Water - Freshwater Harmful Algal Blooms

Published by: California State Water Resources Control Board
Last updated: Tuesday, April 28, 2026
File types: PDF, CSV

Freshwater harmful algal bloom (HAB) data from the Freshwater Harmful Algal Bloom (FHAB) data system. The FHAB data system is the California State Wat...

California Snow Data

Published by: California Department of Water Resources
Last updated: Tuesday, April 28, 2026
File types: CSV, PDF, WEB APPLICATION

The California Snow Data page contains resources from the California Data Exchange Center (CDEC) in open and machine readable format. These resources ...

Surface Water - Toxicity Results

Published by: California State Water Resources Control Board
Last updated: Tuesday, April 21, 2026
File types: PDF, CSV, ZIP

Surface water toxicity data from the [California Environmental Data Exchange Network](https://ceden.waterboards.ca.gov) (CEDEN). CEDEN is the Californ...

National Hydrography Data - NHD and 3DHP

Published by: California Department of Water Resources
Last updated: Tuesday, April 28, 2026
File types: PDF, ZIP, WEBSITE, ARCGIS GEOSERVICES REST API, CSV, WEB VIDEOS

The USGS National Hydrography Dataset (NHD) downloadable data collection from The National Map (TNM) is a comprehensive set of digital spatial data th...

Riparian Corridors - NSNF - CDFW [ds1018]

Published by: California Department of Fish and Wildlife
Last updated: Monday, April 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Riparian corridors are important areas that maintain connectivity throughout the state of California. The riparian corridors complement the northern S...

Purchase Order Data

Published by: California Department of General Services
Last updated: Wednesday, October 23, 2019
File types: DOCX, PDF, CSV

The State Contract and Procurement Registration System (SCPRS) was established in 2003, as a centralized database of information on State contracts an...

Obesity in California, 2012 and 2013

Published by: California Department of Public Health
Last updated: Monday, April 27, 2026
File types: CSV, XLSX, ZIP

These data are from the 2013 California Dietary Practices Surveys (CDPS), 2012 California Teen Eating, Exercise and Nutrition Survey (CalTEENS), and 2...

SWAMP Data Dashboard

Published by: California State Water Resources Control Board
Last updated: Monday, April 27, 2026
File types: PDF, CSV

This dataset supports the [SWAMP Data Dashboard](https://gispublic.waterboards.ca.gov/swamp-data/), a public-facing tool developed by the [Surface Wat...