• Organization: Department of the Interior
• Updated: 2023-07-31T00:00:00Z

An existing, three-dimensional, transient groundwater-flow model of the Upper Charles River Basin, eastern Massachusetts, was modified to evaluate alternative groundwater-withdrawal scenarios on...

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• Organization: Department of the Interior
• Updated: 2020-08-25T00:00:00Z

This data release provides a set of Hydrological Simulation Program--Fortran (HSPF) model files representing 5 EPA-selected future climate change scenarios for the Upper Charles River Basin in...

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• Organization: Department of the Interior
• Updated: 2020-08-13T00:00:00Z

Digital flood-inundation maps for a 9.9-mile reach of Dardenne Creek, St. Charles County, Missouri, were created by the U.S. Geological Survey (USGS) in cooperation with St. Charles County,...

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• Organization: Department of the Interior
• Updated: 2020-11-17T00:00:00Z

This geographic information system (GIS) data layer shows the generalized lithologic and geochemical, termed lithogeochemical, character of near-surface bedrock in the New England Coastal Basins...

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• Organization: Department of the Interior
• Updated: 2020-08-13T00:00:00Z

Digital flood-inundation maps for a 9.9-mile reach of Dardenne Creek, St. Charles County, Missouri, were created by the U.S. Geological Survey (USGS) in cooperation with St. Charles County,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2007-01-01T00:00:00.000+00:00

CO-OPS has been involved with tsunami warning and mitigation since the Coast and Geodetic Survey started the Tsunami Warning System in 1948 to provide warnings to the Hawaiian Islands. After the...

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• Organization: Department of the Interior
• Updated: 2020-08-13T00:00:00Z

This dataset summarizes various sedimentary data from ten U.S. Geological Survey (USGS) surface water sites across the contiguous United States. These sites include: 01648010 Rock Creek at Joyce...

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• Organization: Department of the Interior
• Updated: 2020-08-13T00:00:00Z

Digital flood-inundation maps for a 9.9-mile reach of Dardenne Creek, St. Charles County, Missouri, were created by the U.S. Geological Survey (USGS) in cooperation with St. Charles County,...

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• xml

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2011-07-20T00:00:00.000+00:00

This data set contains ortho-rectified mosaic tiles, created as a product from the NOAA Integrated Ocean and Coastal Mapping (IOCM) initiative of the Mississippi River (Baton Rouge to LaPlace, the...

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• Organization: Department of the Interior
• Updated: 2020-08-13T00:00:00Z

Digital flood-inundation maps for a 9.9-mile reach of Dardenne Creek, St. Charles County, Missouri, were created by the U.S. Geological Survey (USGS) in cooperation with St. Charles County,...

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• xml

• Organization: Department of the Interior
• Updated: 2023-07-13T00:00:00Z

This data release includes concentrations of 24 per- and polyfluoroalkyl substances (PFAS) and physical properties of water-quality samples collected by the U.S. Geological Survey (USGS) at 64...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2004-01-01T00:00:00.000+00:00

Protection and restoration of coastal watersheds requires the synthesis of complex environmental issues. Contaminated site remediation, dredging and disposal of contaminated sediments, and...

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• Organization: Department of the Interior
• Updated: 2023-03-09T00:00:00Z

The Bonnet Carré Spillway (BCS), located about 28 miles northwest of New Orleans, Louisiana, was constructed in the early 1930s as part of an integrated flood-control system for the lower...

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• Organization: Department of the Interior
• Updated: 2025-05-29T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

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• Organization: Department of the Interior
• Updated: 2023-10-06T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1900-01-01T00:00:00.000+00:00

The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...

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• Organization: State of Connecticut
• Updated: 2019-10-31

Eelgrass Beds 93-95 Set: Eelgrass Sample Points is a 1:24,000-scale, point feature-based layer that depicts the locations where eelgrass (Zostera marina) was either observed or where a location...

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• Organization: State of Connecticut
• Updated: 2023-07-03

Eelgrass Beds 93-95 Set: Eelgrass Sample Points is a 1:24,000-scale, point feature-based layer that depicts the locations where eelgrass (Zostera marina) was either observed or where a location...

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• Organization: Department of the Interior
• Updated: 2024-10-01T00:00:00Z

This digital GIS dataset and accompanying nonspatial files synthesize model outputs from a regional-scale volumetric 3-D geologic model that portrays the generalized subsurface geology of the...

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• Organization: State of Connecticut
• Updated: 2019-10-31

Eelgrass Beds 93-95 Set: Eelgrass Sample Points is a 1:24,000-scale, point feature-based layer that depicts the locations where eelgrass (Zostera marina) was either observed or where a location...

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