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#1 State
Navigable Waterways
- Organization: State of Maryland
- Dataset Last Updated: June 17, 2026
The National Waterway Network is a comprehensive network database of the nation's navigable waterways. The data set covers the 48 contiguous states plus the District of Columbia, Hawaii, Alaska,...
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Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 06:51 PM
#2 State
Navigable Waterways
- Organization: State of Maryland
- Dataset Last Updated: June 17, 2026
The National Waterway Network is a comprehensive network database of the nation's navigable waterways. The data set covers the 48 contiguous states plus the District of Columbia, Hawaii, Alaska,...
- JSON
- XML
- CSV
- KML
- KML
- GEOJSON
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 06:46 PM

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