Category: Elevation

NCEI Coastal Relief Model (1 arc-second volumes, 2023-2025)

NOAA National Centers for Environmental Information (NCEI)

Commercial
Yes
Format
NetCDF
Coverage
U.S. coastal zone (conterminous U.S., Alaska, Hawaii, Puerto Rico)
Resolution
1 arc-second
Last updated
Added to findgis 31 Oct 2026 · Update frequency Irregular

NCEI merges topography and bathymetry into regional volumes released 2023-2025, replacing the older 3 arc-second models. Not for navigation.

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Source and attribution

Publisher
NOAA National Centers for Environmental Information (NCEI)
License
Public domain
Commercial use
Yes
Attribution required
No
Modification allowed
See publisher
Redistribution allowed
See publisher
Share-alike
No
U.S. Government work (17 U.S.C. 105); public domain. The NCEI Coastal Relief Model download page states no licence or use restriction. (rule au: US federal data with no licence beyond a disclaimer/"for public use" wording; public domain under 17 U.S.C. 105.)
Type
Raster
Extent
-179.217.6-64.571.4West, south, east, north. Approximate region extent.

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