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California volcano locations, threat rank and hazard zones
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 Center... -
Monthly Precipitation Input Data for the Central Valley Hydrologic Model (CVHM)
This digital dataset contains the monthly precipitation for the Central Valley Hydrologic Model (CVHM). The Central Valley encompasses an approximate 50,000 square-kilometer... -
Alluvial Boundary of California's Central Valley
This digital dataset defines the extent of the alluvial deposits in the Central Valley of California and encompasses the contiguous Sacramento, San Joaquin, and Tulare Lake... -
Altitudes of the top of model layers in the Central Valley Hydrologic Model (CVHM)
This digital dataset defines the model grid and altitudes of the top of the 10 model layers and base of the model simulated in the transient hydrologic model of the Central... -
Extent of Corcoran Clay modified from Page (1986) for the Central Valley...
This digital dataset defines the areal extent of the Corcoran Clay Member of the Tulare Formation. The complex hydrologic system of the Central Valley is simulated using the... -
Evapotranspiration Input Data for the Central Valley Hydrologic Model (CVHM)
This digital dataset contains monthly reference evapotranspiration (ETo) data for the Central Valley Hydrologic Model (CVHM). The Central Valley encompasses an approximate... -
Monthly inflows to the surface-water network for the Central Valley...
This digital dataset contains the monthly inflows to the surface-water network for the Central Valley Hydrologic Model (CVHM). The Central Valley encompasses an approximate... -
Percent Coarse in wells in 15 meter increments and Texture Model Percent...
This digital dataset contains the percentage of coarse-grained deposits in wells in 15 meter increments and the percentage of coarse-grained deposits in texture model lattice... -
Water-balance subregions (WBSs), soil types, and virtual crops for the five...
This digital dataset defines the model grid, water-balance subregions (WBSs), soil types, and virtual crops for the five land-use time-frames in the transient hydrologic model... -
Critical head, thickness of fine-grained deposit, and skeletal elastic...
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 transient... -
Spring 1961 hydraulic head in the lower pumped zone of California's Central...
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 for the... -
Location of General Head Boundaries (GHB) in the Central Valley Hydrologic...
This digital dataset represents the area where lateral flow into and out of the Central Valley groundwater-flow system occurs. The General Head Boundary (GHB) is set to 0 and is... -
Location of diversions from the surface-water network of the Central Valley...
This digital dataset contains the name and location for the diversions from the surface-water network for the Central Valley Hydrologic Model (CVHM). The Central Valley... -
Measured compaction for 24 extensometers in the Central Valley
This digital dataset contains the compaction data for 24 extensometers used for observations in the Central Valley Hydrologic Model (CVHM). The Central Valley encompasses an... -
U.S. Geological Survey Stream Gages located in the Central Valley, California
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 Valley... -
Detections of Fecal Indicator Bacteria and DNA Sequencing of Selected...
These data describe microbiological analyses performed on groundwater samples from domestic drinking water supply collected from 42 groundwater wells in the Central Valley of... -
Percent Coarse in wells in 15 meter increments and Texture Model Percent...
This digital dataset contains the percentage of coarse-grained deposits in wells in 15 meter increments and the percentage of coarse-grained deposits in texture model lattice... -
Data sets for: Sampling for Per- and Polyfluoroalkyl Substances (PFAS) by...
The U.S. Geological Survey Groundwater Ambient Monitoring and Assessment-Priority Basin Project (USGS GAMA-PBP) collected samples to be analyzed for per-and polyfluoroalkyl... -
Farm Process (FMP) Parameters used in the Central Valley Hydrologic Model (CVHM)
This digital dataset defines the farm-process parameters used in the transient hydrologic model of the Central Valley flow system. The Central Valley encompasses an approximate... -
Measured compaction for 24 extensometers in the Central Valley
This digital dataset contains the compaction data for 24 extensometers used for observations in the Central Valley Hydrologic Model (CVHM). The Central Valley encompasses an...