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Explore all data by the topics and refine type to find the digital information in a format suitable for direct input to software that can analyze its meaning in the scientific, engineering, or business context for which the data were collected.

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Digital input data and model output for a three-dimensional hydrogeologic framework for the Great Basin carbonate and alluvial aquifer system of Nevada, Utah, and parts of adjacent states Digital input data and model output for a three-dimensional hydrogeologic framework for the Great Basin carbonate and alluvial aquifer system of Nevada, Utah, and parts of adjacent states

This digital dataset was created as part of a U.S. Geological Survey (USGS) regional groundwater assessment of the eastern Great Basin; the project was called the Great Basin Carbonate-Alluvial Aquifer Study (GBCAAS). The study area has a geographic extent of 110,000 square miles, predominantly in eastern Nevada and western Utah. As part of this larger study, the USGS developed digital...

Sensor-based water-quality and stable isotopes of water data collected along the Upper Colorado River, 2020-24 Sensor-based water-quality and stable isotopes of water data collected along the Upper Colorado River, 2020-24

This data release contains sensor-based water-quality and discrete stable isotopes of water data collected along the Upper Colorado River. Data collection was made by the University of Colorado at Boulder, Colorado (CO), and the U.S. Geological Survey (USGS) in Lakewood, CO. The water-quality data were collected from an inflatable raft during 5 high flow and 3 low flow sampling campaigns...

Hydrological Simulation Program—FORTRAN (HSPF) user-control, input, and output files for simulation of hydrologic conditions in selected watersheds in Cameron County, Texas, 2022–23 Hydrological Simulation Program—FORTRAN (HSPF) user-control, input, and output files for simulation of hydrologic conditions in selected watersheds in Cameron County, Texas, 2022–23

The U.S. Geological Survey, in cooperation with the City of Brownsville, Texas, configured and calibrated a set of hydrologic models for a 217-square-mile study area in Cameron County in South Texas. The Hydrological Simulation Program—FORTRAN (HSPF) modeling system was used to simulate the hydrological conditions for the study area because it is one of the most comprehensive watershed...

Monthly OpenET Image Collections (v2.0) Summarized by 12-Digit Hydrologic Unit Codes, 2000-2024 (ver. 2.0, January 2026) Monthly OpenET Image Collections (v2.0) Summarized by 12-Digit Hydrologic Unit Codes, 2000-2024 (ver. 2.0, January 2026)

This dataset provides monthly summaries of evapotranspiration (ET) data from OpenET v2.0 image collections for the period 2000-2024 for all National Watershed Boundary Dataset subwatersheds (12-digit hydrologic unit codes [HUC12s]) in the US that overlap the spatial extent of OpenET datasets. For each HUC12, the dataset contains spatial aggregation statistics (minimum, mean, median, and...

Lake Erie hydroacoustic vessel comparison data: research vessels vs. uncrewed surface vessel Lake Erie hydroacoustic vessel comparison data: research vessels vs. uncrewed surface vessel

This dataset is from a vessel comparison study between four motorized research vessels (RVs) and one uncrewed surface vessel (USV) including the Ohio Department of Natural Resources (ODNR) RV Almar and RV Grandon, the U.S. Geological Survey (USGS) RV Muskie, the Ontario Ministry of Natural Resources (OMNR) RV Erie Explorer and a wind propelled USV (SD-1080; Saildrone Inc.). Paired...

Whole-Rock Geochemistry of Samples from the Bear Lodge Alkaline Complex, Wyoming: Data Supporting Petrogenetic and Mineral Resource Studies Whole-Rock Geochemistry of Samples from the Bear Lodge Alkaline Complex, Wyoming: Data Supporting Petrogenetic and Mineral Resource Studies

Geochemical data include major, minor and trace element results for alkaline silicate igneous rock samples from the Bear Lodge alkaline complex. Samples were collected during field work from natural exposures/outcrops and drill core. Samples were analyzed by the GeoAnalytical Lab at Washington State University and U.S. Geological Survey contract laboratories, AGAT Labs and SGS Labs...
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