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U.S. and Canadian harmonized international sub-basins

By Communications and Publishing
U.S. and Canadian harmonized international sub-basins displaying Canadian 5-digit and U.S. 8-digit hydrologic unit codes
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Detailed Description

U.S. and Canadian harmonized international sub-basins displaying Canadian 5-digit and U.S. 8-digit hydrologic unit codes; now available within the Watershed Boundary Dataset. 

Sources/Usage