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Well Completion Reports
This Well Completion Report dataset represents an index of records from the California Department of Water Resources' (DWR) Online System for Well Completion Reports (OSWCR).... -
DWR Continuous Data Download Links
Stations and a table of download links for time-series data, from DWR's continuous environmental monitoring database. For more information, see DWR's Water Data Library,... -
Groundwater Sustainability Plan Annual Report Data
The Groundwater Sustainability Plan (GSP) Annual Report (AR) datasets contain the following data submitted by Groundwater Sustainability Agencies (GSA) and Alternative Agencies... -
Periodic Groundwater Level Measurements
The DWR Periodic Groundwater Levels dataset contains seasonal and long-term groundwater level measurements collected by the Department of Water Resources and cooperating... -
GSP Monitoring Data
The Groundwater Sustainability Plan (GSP) Monitoring dataset contains the monitoring sites and associated groundwater level, subsidence or streamflow measurements collected by... -
Dry Well Reporting System Data
In California, water systems serving one (1) to 15 households are regulated at the county level. Counties vary in their practices, but rarely do counties collect data regularly... -
Daily SWP Reservoir Elevation and Storage Data
This dataset contains the daily elevation and storage data for the State Water Project reservoirs. -
SVSim: Sacramento Valley Groundwater-Surface Water Simulation Model
The Department of Water Resources (DWR) has developed a new model, the Sacramento Valley Groundwater-Surface Water Simulation Model (SVSim). This new model will support two... -
Water Quality Data
The California Department of Water Resources (DWR) discrete (vs. continuous) water quality datasets contains DWR-collected, current and historical, chemical and physical... -
Stormwater Projects
The dataset contains storm water projects planned in the future throughout California that involve groundwater recharge and direct use. It was used to develop storm water... -
WDL Ground Surface Displacement - Land Subsidence Monitoring
Borehole extensometers are a more site specific method of measuring land subsidence. These instruments consist of a pipe or cable anchored at the bottom of a well casing. Pipe... -
Continuous Groundwater Level Measurements
DWR continuous groundwater level measurements contains continuous time-series data from automated recorders at sites operated by the Department of Water Resources. Readings are... -
National Hydrography Data - NHD and 3DHP
The USGS National Hydrography Dataset (NHD) Downloadable Data Collection from The National Map (TNM) is a comprehensive set of digital spatial data that encodes information... -
WEAP Future Scenarios Model for Water Plan Update 2023
California Water Code Section 10004.6 requires the California Department of Water Resources (DWR) to quantify current and future water conditions in the state. This information... -
Dayflow
Dayflow is a computer program developed in 1978 as an accounting tool for determining historical Delta boundary hydrology. It presently provides the best estimate of historical... -
Data for Calculating Efficient Outdoor Water Uses
December 6, 2023 (Final DWR Data) The 2018 Legislation required DWR to provide or otherwise identify data regarding the unique local conditions to support the calculation of an... -
Gridded Weather Generator Perturbations of Historical Detrended and Stochasti...
The Weather Generator Gridded Data consists of two products: [1] statistically perturbed gridded 100-year historic daily weather data including precipitation [in mm], and... -
Annual Precipitation Data for Northern California 1944-Current
The California Department of Water Resources (DWR), Northern Region Office (NRO), maintains 33 precipitation stations that were installed starting in 1944. Stations record total... -
EMP Discrete Water Quality Data
Discrete water quality monitoring data from the Sacramento-San Joaquin Bay-Delta collected by the Environmental Monitoring Program. Data is also accessible via the Environmental... -
i15 Crop Mapping 2022 Provisional
2022 STATEWIDE CROP MAPPING - PROVISIONALLand use data is critically important to the work of the Department of Water Resources (DWR) and other California agencies.... -
i15 Parcels SWP public
This data set was collected to create a comprehensive platform to visualize SWP owned land. The parcels were created from record parcel information displayed on Department CAD... -
SGMA Climate Change Resources
This dataset includes processed climate change datasets related to climatology, hydrology, and water operations. The climatological data provided are change factors for... -
Lake Oroville Water Quality Assessment for the 2018 Camp Fire
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 Fork, the West Branch of the... -
i07 Water Shortage Social Vulnerability BlockGroup
This dataset represents a water shortage social vulnerability analysis performed by DWR using Census 2020 block groups as the unit of analysis. This feature class includes... -
i08 CriticallyOverdraftedBasins
Table that can be joined to the i08_B118_CA_Groundwater Basins using the field Basin_Subbasin_Number to select only those basins that are designated to be critically overdrafted... -
i12 Delta Hydrology
This point dataset represents the location of gaging stations in the Sacramento-San Joaquin Delta and Suisun Marsh that have historic and statistical hydrologic data,... -
i07 Water Shortage Vulnerability Small Water Systems
This feature class includes water shortage vulnerability indicators and scores from an analysis done by CA Department of Water Resources Small Water System boundaries pulled... -
Department of Water Resources_COVID-19 Data
Data regarding the impacts of COVID-19 at the Department of Water Resources. Data includes information on the number employees who have tested positive for COVID-19, statistics... -
i15 LandUse Colusa1998
The 1998 Colusa County land use survey data set was developed by DWR through its Division of Planning and Local Assistance (DPLA). The data was gathered using aerial photography... -
i15 LandUse Glenn1998
The 1998 Glenn County land use survey data set was developed by DWR through its Division of Planning and Local Assistance (DPLA). The data was gathered using aerial photography...