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472 datasets

California Population Trends by Geography

Published by: California Department of Water Resources
Last updated: Sunday, July 6, 2025
File types: CSV, WEBSITE

This dataset provides population estimate trends from 1998 to the current year for each of California’s 58 counties, further disaggregated by Detailed...

i17 California Jurisdictional Dams

Published by: California Department of Water Resources
Last updated: Sunday, July 6, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset is a feature class identifying all dams currently under the jurisdiction of the Division of Safety of Dams (DSOD). The dataset is extract...

California's Groundwater Live Supporting Data

Published by: California Department of Water Resources
Last updated: Sunday, July 6, 2025
File types: HTML, JPEG, MP4, PDF, DOCX, ZIP

This dataset contains files and materials in support of the California's Groundwater Live website. California's Groundwater Live is a user-friendly pl...

California's Groundwater Semi-Annual Conditions Updates

Published by: California Department of Water Resources
Last updated: Sunday, July 6, 2025
File types: PDF

Semi-annual Conditions Updates are more frequent supplements to the comprehensive 5-year CalGW Updates, and also provide additional perspective on the...

California Groundwater Elevation Monitoring (CASGEM) Program

Published by: California Department of Water Resources
Last updated: Sunday, July 6, 2025
File types: PDF

Since 2009, the [California Statewide Groundwater Elevation Monitoring (CASGEM) Program](https://water.ca.gov/programs/groundwater-management/groundwa...

Annual Precipitation Data for Northern California 1944-Current

Published by: California Department of Water Resources
Last updated: Sunday, July 6, 2025
File types: CSV, PDF

The California Department of Water Resources (DWR), Northern Region Office (NRO), maintains 33 precipitation stations that were installed starting in ...

Water quality, fish, phytoplankton, clams and zooplankton monitoring to support the Summer-Fall Suisun Marsh Salinity Control Gates Action

Published by: California Department of Water Resources
Last updated: Sunday, July 6, 2025
File types:

The Suisun Marsh Salinity Control Gates (SMSCG) have the potential to increase low-salinity-zone habitat for endangered Delta Smelt (Hypomesus transpa...

Sacramento River Geomorphic Atlas, Red Bluff to Colusa, California (1896–2012)

Published by: California Department of Water Resources
Last updated: Sunday, July 6, 2025
File types: PDF

The Sacramento River Geomorphic Atlas (1896–2012) (SRGA) documents the geomorphology of the middle reach of the Sacramento River from Red Bluff to Col...

Interagency Ecological Program: Discrete dissolved oxygen monitoring in the Stockton Deep Water Ship Channel, collected by the Environmental Monitoring Program, 1997-2018

Published by: California Department of Water Resources
Last updated: Sunday, July 6, 2025
File types:

The Interagency Ecological Program’s (IEP) Environmental Monitoring Program (EMP) has historically monitored discrete water quality and nutrients in t...

Interagency Ecological Program: Discrete water quality monitoring in the Sacramento-San Joaquin Bay-Delta, collected by the Environmental Monitoring Program, 2000-2018.

Published by: California Department of Water Resources
Last updated: Sunday, July 6, 2025
File types:

The Interagency Ecological Program’s (IEP) Environmental Monitoring Program (EMP) has historically monitored discrete water quality and nutrients in t...