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Federal
California volcano locations, threat rank and hazard zones
Department of the Interior —
The California volcano locations, threat rank and hazard zones data release contains two shapefiles for download or use as a web map service. The California Volcanic... -
Federal
A dataset of scanned historical well and geophysical logs from 229 counties in Texas, 1918โ2020 (ver. 2.1, September 2025)
Department of the Interior —
An extensive archive containing more than 15,000 historical (1918โ2020) geophysical logs collected in conjunction with studies done by various entities and more than... -
Federal
Categories used to classify the basin-fill deposits in the Central Valley
Department of the Interior —
This digital dataset contains the categories used to classify the basin-fill deposits in the Central Valley as either coarse-grained or fine-grained deposits. This... -
Federal
Monthly Diversions from the Surface-Water Network of the Central Valley Hydrologic Model (CVHM)
Department of the Interior —
This digital dataset contains the monthly diversions from the surface-water network for the Central Valley Hydrologic Model (CVHM). The Central Valley encompasses an... -
Federal
Evapotranspiration Input Data for the Central Valley Hydrologic Model (CVHM)
Department of the Interior —
This digital dataset contains monthly reference evapotranspiration (ETo) data for the Central Valley Hydrologic Model (CVHM). The Central Valley encompasses an... -
Federal
Critical head, thickness of fine-grained deposit, and skeletal elastic storage arrays of the SUB package of the Central Valley Hydrologic Model
Department of the Interior —
This digital dataset defines the SUB package arrays for the model grid, critical head, thickness of fine-grained deposits, and skeletal-elastic-storage used in the... -
Federal
Groundwater-withdrawal data from the Coastal Lowlands Aquifer System in parts of Texas, Louisiana, Mississippi, Alabama, and Florida, 1925โ2018
Department of the Interior —
This data release contains compiled historical groundwater-withdrawal data for the Coastal Lowlands aquifer system in Texas, Louisiana, Mississippi, Alabama, and... -
Federal
Data tables of well locations, perforated intervals, and time series of hydraulic-head observations for the Central Valley Hydrologic Model (CVHM)
Department of the Interior —
This digital dataset defines the well locations, perforated intervals, and time series of hydraulic-head observations used in the calibration of the transient... -
Federal
Spring 1961 hydraulic head in the lower pumped zone of California's Central Valley (from Williamson and others, 1989)
Department of the Interior —
This digital dataset defines the spring 1961 hydraulic head in the lower pumped zone of California's Central Valley. It was used to initiate the water-level altitudes... -
Federal
Data from in-situ landslide monitoring, Trinity County, California
Department of the Interior —
We performed hourly monitoring of conditions at the Two Towers landslide located in northern California near the town of Zenia. Monitored conditions included... -
Federal
Data sets for: Sampling for Per- and Polyfluoroalkyl Substances (PFAS) by the Groundwater Ambient Monitoring and Assessment Priority Basin Project (GAMA-PBP) (2019-2021)
Department of the Interior —
The U.S. Geological Survey Groundwater Ambient Monitoring and Assessment-Priority Basin Project (USGS GAMA-PBP) collected samples to be analyzed for per-and... -
Federal
Location of virtual wells used for urban (municipal and industrial use) pumpage in the Central Valley Hydrologic Model (CVHM)
Department of the Interior —
This digital dataset contains the virtual wells used for urban (municipal and industrial use) pumpage for the Central Valley Hydrologic Model (CVHM). The Central... -
Federal
Western Pond Turtle (Actinemys marmorata) Monitoring and Assessment Data from the Trinity River, California (2013-2017)
Department of the Interior —
A key objective of the Trinity River Restoration Program (TRRP) is maintaining and enhancing other wildlife populations through the restoration initiatives. For... -
Federal
Spatial Provinces and Domains of the Central Valley for Textural Analysis
Department of the Interior —
This digital dataset contains the 9 major areas used to subdivide the Central Valley for the interpolation of the percentage of coarse-grained deposits into the... -
Federal
Measured compaction for 24 extensometers in the Central Valley
Department of the Interior —
This digital dataset contains the compaction data for 24 extensometers used for observations in the Central Valley Hydrologic Model (CVHM). The Central Valley... -
Federal
Central Valley Hydrologic Model version 2 (CVHM2): Surface Water Network for Water Years 1922 - 2019 (ver. 2.0, December 2023)
Department of the Interior —
This digital dataset contains the monthly inflows and diversions to the surface-water network in the updated Central Valley Hydrologic Model (CVHM2) for water years... -
Federal
Monthly Diversions from the Surface Water Network of the Central Valley Hydrologic Model Version 2 (CVHM2)
Department of the Interior —
This digital dataset contains the monthly diversions from the surface water network in the updated Central Valley Hydrologic Model (CVHM2) for water years 1922-2019.... -
Federal
Inflow Locations and Magnitude Input Files to the Central Valley Hydrologic Model (CVHM)
Department of the Interior —
This digital dataset contains the name and location for the inflows to the surface-water network for the Central Valley Hydrologic Model (CVHM). The Central Valley... -
Federal
U.S. Geological Survey Stream Gages located in the Central Valley, California
Department of the Interior —
This digital dataset contains the locations of, and links to USGS gages on the surface-water network for the Central Valley Hydrologic Model (CVHM). The Central... -
Federal
Central Valley Hydrologic Model version 2 (CVHM2): Three-Dimensional Framework Model
Department of the Interior —
The U.S. Geological Survey (USGS) used the Borehole data to characterize the hydrogeology in the Central Valley of California for the updated Central Valley...