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The Historical Map and Chart Collection of the Office of Coast Survey contains over 35000 historical maps and charts from the mid 1700s up through the 2020s, including the final cancelled editions...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: September 15, 2026 at 09:59 PM -
The National Oceanic and Atmospheric Administration (NOAA) has a statutory mandate to collect hydrographic data to support the compilation of nautical charts, safe navigation, and to provide basic...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 25, 2026 at 09:50 PM -
The feature classes HYDROL and HYDROP contain vector lines and polygons representing the coastal shoreline and hydrography used in the creation of the Environmental Sensitivity Index (ESI) of the...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 02, 2026 at 05:27 PM -
The feature classes HYDROL and HYDROP contain vector lines and polygons representing the coastal shoreline and hydrography used in the creation of the Environmental Sensitivity Index (ESI) of the...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 22, 2026 at 10:32 PM -
This dataset collection is comprised of baseline data for marine critical minerals areas of interest, which the National Oceanic and Atmospheric Administration (NOAA) is collecting through...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:22 AM -
OCNMS collects logged and near real-time biogeochemical environmental data within Olympic Coast National Marine Sanctuary, primarily during the summer upwelling season between April and October....
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: August 11, 2026 at 09:34 PM
