• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-01-01T00:00:00.000+00:00

These data provide an accurate high-resolution shoreline compiled from imagery of Eastern Umnak Island, Cape Tanak to Unmak Pass, AK . This vector shoreline data is based on an office...

• none
• none
• none
• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1937-12-31T00:00:00.000+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...

• none
• none
• none
• none
• none
• none
• +5 more