Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Well Completion Reports
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
Surface Water - Fecal Indicator Bacteria Monitoring Results
Search Water datasets
495 datasets
Groundwater Basin Boundary Descriptions - Central Coast Region (3-XXX Basins)
- Published by: California Department of Water Resources
- Last updated: Tuesday, February 10, 2026
- File types: PDF
This dataset includes the official groundwater basin boundary descriptions for California's 515 groundwater basins. To make locating descriptions easi...
2021-2022 West False River Emergency Drought Barrier water quality, flow, and fish monitoring
- Published by: California Department of Water Resources
- Last updated: Tuesday, February 10, 2026
- File types:
To manage the critically low 2021 water supply for beneficial uses, DWR installed the temporary emergency drought barrier (EDB) on West False River in...
Clifton Court Forebay Predation Study - (LEG) - Avian Behavior v3
- Published by: California Department of Water Resources
- Last updated: Tuesday, February 10, 2026
- File types:
Observations of the behaviors of avian predators at Clifton Court Forebay 2013- 2018...
Northern Sacramento Valley Groundwater Elevation Change Maps
- Published by: California Department of Water Resources
- Last updated: Tuesday, February 10, 2026
- File types: ZIP
Groundwater Elevation Change Maps summarize the change in groundwater level measurements over time, collected from wells in the northern Sacramento Va...
Interagency Ecological Program: Drift invertebrate catch and water quality from the Sacramento River channel, and Sacramento River floodplain and tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998-2019
- Published by: California Department of Water Resources
- Last updated: Tuesday, February 10, 2026
- File types:
Largely supported by the Interagency Ecological Program (IEP), the California Department of Water Resources (DWR) has operated a fisheries and inverte...
Interagency Ecological Program: Zooplankton catch and water quality data from the Sacramento River floodplain and tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998-2018.
- Published by: California Department of Water Resources
- Last updated: Tuesday, February 10, 2026
- File types:
Largely supported by the Interagency Ecological Program (IEP), the California Department of Water Resources (DWR) has operated a fisheries and inverte...
Annual Water Supply and Demand Assessment (AWSDA)
- Published by: California Department of Water Resources
- Last updated: Tuesday, February 10, 2026
- File types: XLSX
Annual Water Supply and Demand Assessment (AWSDA)...
Water Rights Demand Analysis Methodology Datasets
- Published by: California State Water Resources Control Board
- Last updated: Thursday, April 7, 2022
- File types: CSV, XLSX
The following datasets are used for the Water Rights Demand Analysis project and are formatted to be used in the calculations. The State Water Resourc...
2014 Georgiana Slough Floating Fish Guidance Structure Performance Evaluation - GSNPB-14_Legacy_Reports v2
- Published by: California Department of Water Resources
- Last updated: Tuesday, February 10, 2026
- File types: PDF
In an effort to identify potential engineering approaches to reduce the percentage of salmonids that migrate from the Sacramento River into Georgiana ...
2011 and 2012 Georgiana Slough Non-Physical Barrier Performance Evaluation - GSNPB-12_Legacy_Reports v2
- Published by: California Department of Water Resources
- Last updated: Tuesday, February 10, 2026
- File types: PDF
DWR implemented a large-scale experimental testing program in 2011 and 2012 to assess the effectiveness of a non-physical barrier as a method for guid...