Search datasets
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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 groundwater basins...
Search relevance: 1.00 | Views last month: 39 | Catalog Last Checked: May 05, 2026 at 09:24 PM -
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 encompasses an approximate...
Search relevance: 1.00 | Views last month: 37 | Catalog Last Checked: May 05, 2026 at 09:59 PM -
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 classification was used to...
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This digital dataset contains the monthly inflows to the surface water network in the updated Central Valley Hydrologic Model (CVHM2) for water years 1922-2019. The surface water inflows are...
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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 Locations shapefile was...
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This digital dataset describes the location of 21 extensometers used for observations of subsidence in the Central Valley Hydrologic Model (CVHM). The Central Valley encompasses an approximate...
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Abstract: This digital dataset contains the virtual wells used for pumpage for the Central Valley Hydrologic Model (CVHM). The Central Valley encompasses an approximate 50,000 square-kilometer...
Search relevance: 1.00 | Views last month: 19 | Catalog Last Checked: July 13, 2026 at 06:42 PM -
This digital dataset contains monthly reference evapotranspiration (ETo) data for the Central Valley Hydrologic Model (CVHM). The Central Valley encompasses an approximate 50,000...
Search relevance: 1.00 | Views last month: 17 | Catalog Last Checked: July 13, 2026 at 06:55 PM -
These data encompass data classified from the borehole textures. The U.S Geological Survey (USGS) classified the Well Log Database of the Central Valley, California, 2021, into...
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This digital dataset defines the spring 1961 water-table altitude for the California's Central Valley. It was used to initiate the water-level altitudes for the upper zones of the transient...
Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: July 13, 2026 at 05:56 PM -
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 Hydrologic Model (CVHM2). These data...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: May 05, 2026 at 10:14 PM -
This dataset contains simplified fault traces, derived from the lineament mapping, for the Pit River region, northeastern California.
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: May 05, 2026 at 09:44 PM -
This digital dataset defines the well locations for hydraulic-head observations used in the calibration of the transient hydrologic model of the Central Valley flow system. The Central Valley...
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This data release codifies and attributes explanatory variables that could potentially influence groundwater quality at 50 groundwater wells used for domestic water supply and 43 groundwater sites...
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The U.S. Geological Survey collected groundwater samples from 50 wells used for domestic and small system drinking water supplies in Shasta and Tehama Counties, California in 2018-2019. The wells...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: May 05, 2026 at 08:27 PM -
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. The volume of water...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 05, 2026 at 09:13 PM -
This digital dataset defines the well locations, perforated intervals, and time series of hydraulic-head observations used in the calibration of the transient hydrologic model of the Central...
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: July 13, 2026 at 06:45 PM -
This dataset contains 40Ar/39Ar ages from the Mushroom Rock region, northeastern California, and can be found in Table 3 in the related manuscript.
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 09:53 PM -
The U.S. Geological Survey collected groundwater samples from 50 wells used for domestic and small-system drinking water supplies in Shasta and Tehama Counties, California in 2018-2019. The wells...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 08:49 PM -
This dataset contains bedrock orientation from the Mushroom Rock region, northeastern California, and these data are in Table S1 in the related manuscript.
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 08:51 PM
