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California's Groundwater Update 2020 (Bulletin 118)
California's Groundwater Update 2020 (CalGW) is California's foremost technical publication on groundwater in the state of California. CalGW, formally known as Bulletin 118, is... -
California's Groundwater Basin Boundary Descriptions
This dataset includes the latest basin boundary descriptions for each of California's 515 groundwater basins. The basin boundaries included in this dataset are the official... -
Sustainable Groundwater Management Act (SGMA) Water Year Type Dataset
The following dataset has been developed to assist the Groundwater Sustainability Agencies (GSAs) in their water budget development per the Groundwater Sustainability Plan... -
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 Budget Handbook
The California Department of Water Resources (DWR) has released a draft "Handbook for Water Budget Development: With or Without Models" (Water Budget Handbook), a single-volume,... -
C2VSimFG Version 1.0
A newer version of the C2VSimFG model is now available here (https://data.cnra.ca.gov/dataset/c2vsimfg-version-1-01) The 1.0 version of the Fine Grid California Central Valley... -
Natural Communities Commonly Associated with Groundwater
The Natural Communities dataset is a compilation of 48 publicly available State and federal agency datasets that map vegetation, wetlands, springs, and seeps in California. A... -
IWFM-IDC Users Group Meeting (12/18/2019)
Presentations given in the IWFM-IDC Users Group Meeting held on December 18, 2019. Bay-Delta Office of DWR develops, maintains and provides technical support on the Integrated... -
IWFM (Integrated Water Flow Model)
Publicly available versions of the Integrated Water Flow Model (IWFM) -
California's Groundwater (Bulletin 118)
California’s Groundwater (Bulletin 118) is the State’s official publication on the occurrence and nature of groundwater in California. The latest version of the report,... -
California's Groundwater Update 2020 (Bulletin 118)
California's Groundwater Update 2020 (CalGW) is California's foremost technical publication on groundwater in the state of California. CalGW, formally known as Bulletin 118, is... -
Integrated Water Flow Model (IWFM)
Publicly available versions of the Integrated Water Flow Model (IWFM) -
California Water Plan - Groundwater Update 2013
California's Groundwater Update 2013: A Compilation of Enhanced Content for California Water Plan Update 2013 compiles and analyzes readily-available groundwater information to... -
Integrated Water Flow Model (IWFM)
Publicly available versions of the Integrated Water Flow Model (IWFM) -
C2VSimFG Version 1.01
The V1.01 version of the Fine Grid California Central Valley Groundwater-Surface Water Simulation Model (C2VSimFG V1.01) is an update to the C2VSimFG V1.0 model released in... -
IWFM (Integrated Water Flow Model) - Version 2015.0.1113
IWFM (Integrated Water Flow Model) - Version 2015.0.1113 (released January 13, 2021), updated to Version 2015.1.1113 on February 12, 2021 to incorporate a bug fix (see Release... -
Sustainable Groundwater Management Act (SGMA) Water Year Type Dataset
The following dataset has been developed to assist the Groundwater Sustainability Agencies (GSAs) in their water budget development per the Groundwater Sustainability Plan... -
C2VSimFG Version 1.0
A newer version of the C2VSimFG model is now available here (https://data.cnra.ca.gov/dataset/c2vsimfg-version-1-01) The 1.0 version of the Fine Grid California Central Valley... -
IWFM (Integrated Water Flow Model) - Version 2015.0.1113
IWFM (Integrated Water Flow Model) - Version 2015.0.1113 (released January 13, 2021), updated to Version 2015.1.1113 on February 12, 2021 to incorporate a bug fix (see Release... -
Sustainable Groundwater Management Act (SGMA) Basin Prioritization
The following data and resources were used for the SGMA Basin Prioritization of California’s 515 groundwater basins and subbasins. The Department of Water Resources is mandated...