• Organization: Department of the Interior
• Updated: 2022-11-18T00:00:00Z

Measurements of suspended-sediment concentration and particle-size distribution were made in selected rivers located in Washington and Virginia with an in-stream, particle-size analyzer that uses...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-08-20T00:00:00.000+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 MISSISSIPPI RIVER - BATON ROUGE TO LAPLACE. The...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

Development of a high-resolution digital elevation model (DEM) of the pre-Glen Canyon Dam topography in Glen Canyon National Recreation Area, Utah and Arizona was initiated to assist the U.S....

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• Organization: Department of the Interior
• Updated: 2021-11-12T00:00:00Z

This section of the data release includes core log and spectrophotometry data in the format of a comma-separated value (CSV) file (2018LakePowellCoring_CoreLogData.csv). It is Part 3 (of four) in...

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• Organization: Department of the Interior
• Updated: 2021-11-12T00:00:00Z

This section of the data release includes drillhole information in the format of a comma-separated value (CSV) file (2018LakePowellCoring_DrillholeInfo.csv). It is Part 1 (of four) in this data...

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• Organization: Department of the Interior
• Updated: 2021-11-12T00:00:00Z

This section of the data release includes core and core section information in the format of a comma-separated value (CSV) file (2018LakePowellCoring_CoreSectionInfo.csv). It is Part 2 (of four)...

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• Organization: Department of the Interior
• Updated: 2021-11-12T00:00:00Z

This section of the data release includes core images in the format of photos (JPG) that have been compressed into a zipped file (2018LakePowellCoring_CorePhotos.zip). It is Part 4 (of four) in...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2005-08-25T00:00:00.000+00:00

This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for Paleoclimatology. The associated NCEI...

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• Organization: Department of the Interior
• Updated: 2026-01-05T00:00:00Z

Comma-separated values (.csv) file containing data related to mercury concentrations in dragonfly samples from U.S. National Parks, Protected Places, and other federal lands collected as part of...

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• xml

• Organization: Department of the Interior
• Updated: 2026-01-20T00:00:00Z

National Park Service Unit tract polygons

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• xml

• Organization: Department of the Interior
• Updated: 2026-02-05T00:00:00Z

National Park Service unit points.

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• zip
• zip

• Organization: Federal Geographic Data Committee
• Updated: 2019-09-30

National Park Service unit boundaries.

• zip

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-05-07T00:00:00.000+00:00

The Phytoplankton Monitoring Network (PMN) is a part of the National Centers for Coastal Ocean Science (NCCOS). The PMN was created as an outreach program to connect volunteers and professional...

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