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
Bay-Delta SCHISM Milestone Mesh Versions
- Published by: California Department of Water Resources
- Last updated: Monday, February 9, 2026
- File types: GZIP
This dataset includes gzipped files formats native to the Surface Water Modeling System (SMS) grid generation software or *.gr3 format native to SCHIS...
Annual Precipitation Data for Northern California 1944-Current
- Published by: California Department of Water Resources
- Last updated: Monday, February 9, 2026
- File types: CSV, PDF
The California Department of Water Resources (DWR), Northern Region Office (NRO), maintains 33 precipitation stations that were installed starting in ...
Interagency Ecological Program: Fish catch and water quality data from the Sacramento River floodplain and tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998-2023.
- Published by: California Department of Water Resources
- Last updated: Monday, February 9, 2026
- File types:
Largely supported by the Interagency Ecological Program (IEP), California Department of Water Resources (DWR) has operated a fish monitoring program i...
Estimated Inundation Periods in the Yolo Bypass, 1998 – 2022
- Published by: California Department of Water Resources
- Last updated: Monday, February 9, 2026
- File types:
Largely supported by the Interagency Ecological Program (IEP), California Department of Water Resources (DWR) has operated a fish monitoring program i...
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: Monday, February 9, 2026
- File types:
The Suisun Marsh Salinity Control Gates (SMSCG) have the potential to increase low-salinity-zone habitat for endangered Delta Smelt (Hypomesus transpa...
CalSim 3
- Published by: California Department of Water Resources
- Last updated: Monday, February 9, 2026
- File types: PDF, ZIP
CalSim 3 related model, doc, and materials...
DSM2 example Planning Study output
- Published by: California Department of Water Resources
- Last updated: Monday, February 9, 2026
- File types: ZIP
output from baseline and alternative scenarios, 4 years: WY2011-WY2014...
DSM2 Planning Study Training example studies
- Published by: California Department of Water Resources
- Last updated: Monday, February 9, 2026
- File types: ZIP
DSM2 studies used for the DSM2 Planning Study Training in the DSM2 Learning Series...
SGMA Climate Change Resources
- Published by: California Department of Water Resources
- Last updated: Monday, February 9, 2026
- File types: CSV, ZIP, XLSX, PDF
This dataset includes processed climate change datasets related to climatology, hydrology, and water operations. The climatological data provided are ...
Lake Oroville Water Quality Assessment for the 2018 Camp Fire
- Published by: California Department of Water Resources
- Last updated: Monday, February 9, 2026
- File types: PDF, CSV
In November 2018, the Camp Fire started near the town of Pulga, California north of Lake Oroville. The fire burned much of the Feather River’s North F...