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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Dataset Last Updated: April 30, 2026 at 12:00 AM

GIS Grid Files For The Sampling (NCEI Accession 0169400 and NCEI Accession 0169401) - DRTO_Grid.dbf 2017-05-12 10:32 2.2M DRTO_Grid.prj 2017-05-12 10:29 424 DRTO_Grid.sbn 2017-05-12...

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• Organization: Department of the Interior
• Dataset Last Updated: April 22, 2026 at 12:00 AM

Note: a new version of this data release has been published, available here: https://doi.org/10.5066/P13AB8NW. Streamflow Permanence Probability (SPP) rasters represent the raw streamflow...

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• Organization: Department of the Interior
• Dataset Last Updated: April 22, 2026 at 12:00 AM

The U.S. Geological Survey (USGS) has developed the PRObability of Streamflow PERmanence (PROSPER) model, a GIS raster-based empirical model that provides streamflow permanence probabilities...

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• Organization: Department of the Interior
• Dataset Last Updated: August 10, 2022 at 12:00 AM

The U.S. Geological Survey (USGS), in cooperation with the New Jersey Department of Environmental Protection (NJDEP), prepared hydro-conditioned geographic information systems (GIS) data layers...

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• Organization: Department of the Interior
• Dataset Last Updated: April 22, 2026 at 12:00 AM

Note: a new version of this data release has been published, available here: https://doi.org/10.5066/P13AB8NW. Streamflow Permanence Class (SPC) rasters represent the classification of the...

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• Organization: Department of the Interior
• Dataset Last Updated: September 16, 2024 at 12:00 AM

The California Groundwater Ambient Monitoring and Assessment Program (GAMA) is a statewide assessment of groundwater quality designed to help better understand and identify risks to groundwater...

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• Organization: Department of the Interior
• Dataset Last Updated: July 30, 2025 at 12:00 AM

The California Groundwater Ambient Monitoring and Assessment Program (GAMA) is a statewide assessment of groundwater quality designed to help better understand and identify risks to groundwater...

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