• Organization: Department of the Interior
• Updated: 2023-02-09T00:00:00Z

This digital publication contains the database, base maps, and style files used to build the geologic map of the upper Santa Cruz River basin in southern Arizona published in U.S. Geological...

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• Organization: Department of the Interior
• Updated: 2020-08-20T00:00:00Z

Rapid population growth and declining annual recharge to aquifers in the upper Santa Cruz basin area of southern Arizona, has increased the demand for additional groundwater resources. This...

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• Organization: Department of the Interior
• Updated: 2023-02-13T00:00:00Z

This data release includes a table of 87Sr/86Sr, 234U/238U, δ2H, and δ18O isotope data used to evaluate groundwater- and surface-water-sources contributing to water in perennial wetlands near the...

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• Organization: Department of the Interior
• Updated: 2022-11-15T00:00:00Z

This data release includes 40Ar/39Ar data from the U.S. Geological Survey for samples from the Santa Cruz Basin, Arizona. Mineral samples were collected by Kenzie Turner and William Page from the...

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• Organization: State of California
• Updated: 2025-11-26T18:33:15.618459

#Statewide AEM Surveys Project Overview The Department of Water Resources’ (DWR’s) Statewide Airborne Electromagnetic (AEM) Surveys Project is funded through California’s Proposition 68 and the...

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• Organization: Department of the Interior
• Updated: 2021-07-01T00:00:00Z

The boundaries illustrated by these Assessment Units are the result of geologic studies conducted by the World Petroleum Resources Project, 2009-2011 (Project). The boundaries were used to assess...

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• Organization: Department of the Interior
• Updated: 2021-05-25T00:00:00Z

South America is part of Region 6 (Central and South America) for the World Energy Assessment. South America was divided into 107 geologic provinces as background for prioritization and...

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• Organization: Department of the Interior
• Updated: 2021-05-25T00:00:00Z

South America is part of Region 6 (Central and South America) for the World Energy Assessment. The geologic map of South America was digitized so that we could use the geology as a general guide...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-11-24T00:00:00.000+00:00

This collection contains cruises beginning in 1985 and continuing up to the present, which were received, reviewed, and prepared for archival at the Joint Archive (JA) for Shipboard Acoustic...

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