• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2005-08-12T00:00:00.000+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: Department of the Interior
• Updated: 2021-10-18T00:00:00Z

The Interim Digital Geologic-GIS Map of Arches National Park and Vicnity, Utah is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data format: 1.) a...

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

National Park Service Unit tract polygons

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

National Park Service unit points.

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

National Park Service unit boundaries.

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