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i08 Stations Monitoring Continuous Hydstra
This is a point feature class of environmental monitoring stations maintained in the California Department of Water Resources’ (hereafter the Department) Hydstra continuous... -
i08 GroundwaterStations EnterpriseWaterManagement
This is a point feature class of all groundwater elevation monitoring stations (wells) maintained in the California Department of Water Resources’ (hereafter the Department)... -
i03 Groundwater Sustainability Agencies MapService
The passage of the Sustainable Groundwater Management Act (SGMA) in 2014 set forth a statewide framework to help protect groundwater resources over the long-term. SGMA requires... -
i03 Groundwater Sustainability Plan Areas MapService
The passage of the Sustainable Groundwater Management Act (SGMA) in 2014 set forth a statewide framework to help protect groundwater resources over the long-term. SGMA requires... -
i15 LandUse Sacramento2015
This map is designated as Final.Land-Use Data Quality ControlEvery published digital survey is designated as either ‘Final’, or ‘Provisional’, depending upon its status in a... -
Drinking Water - Public Water System Annually Reported Water Production and D...
Public Water Systems (PWS) submit their annual inventory information using the Electronic Annual Report (EAR) submission process. The electronic Annual Report (eAR) is a survey... -
Interagency Ecological Program: Fish catch and water quality data from the Sa...
Largely supported by the Interagency Ecological Program (IEP), California Department of Water Resources (DWR) has operated a fish monitoring program in the Yolo Bypass, a... -
Estimated Inundation Periods in the Yolo Bypass, 1998 – 2022
Largely supported by the Interagency Ecological Program (IEP), California Department of Water Resources (DWR) has operated a fish monitoring program in the Yolo Bypass, a... -
Water quality, fish, phytoplankton, clams and zooplankton monitoring to suppo...
The Suisun Marsh Salinity Control Gates (SMSCG) have the potential to increase low-salinity-zone habitat for endangered Delta Smelt (Hypomesus transpacificus, California... -
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... -
Drinking Water - Open Environmental Data Project - March 23, 2023 Workshop
The following datasets related to regulated drinking water system facilities in California have been developed and are available for the purpose of the March 23, 2023, OEDP... -
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,... -
Interagency Ecological Program: Discrete water quality and phytoplankton data...
The Yolo Bypass Fish Monitoring Program (YBFMP) operates a rotary screw trap and fyke trap and conducts biweekly beach seine and lower trophic surveys in addition to maintaining... -
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... -
Microplastic and Microparticle Data from Surface Water: San Francisco Bay and...
The San Francisco Estuary Institute and 5 Gyres completed a comprehensive regional study of microplastic pollution of a major urban estuary and adjacent ocean environment,... -
Open and Transparent Water Data Act — Implementation Journal
As the world moves toward data-driven decisions and governmental transparency, the 2016 Open and Transparent Water Data Act (AB 1755, Dodd) provides us a great opportunity to... -
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... -
i15 LandUse Kern1998
The 1998 Kern 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 Mariposa1998
The 1998 Mariposa 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... -
i15 LandUse Monterey1997
The 1997 Monterey County land use survey data set was developed by DWR through its Division of Planning and Local Assistance (DPLA). This survey is unique in that three site... -
i15 LandUse Plumas1997
The 1997 Plumas 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 SanBenito1997
The 1997 San Benito 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... -
i15 LandUse SantaCruz1997
The 1997 Santa Cruz 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... -
i15 LandUse Tuolumne1997
The 1997 Tuolumne 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... -
i15 LandUse Yolo1997
The 1997 Yolo 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... -
i04 CIMIS Weather Stations
The California Irrigation Management Information System (CIMIS) currently manages over 145 active weather stations throughout the state. Archived data is also available for 85...
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