Basin Boundaries – Basin Info

These have been identified as 232 Hydrographic Basins (1-232; hydrographic sub-basins designated A, B, C, etc.) within 14 major Hydrographic Regions. There are a total of 256 hydrographic basins and […]

Basin Boundaries – Basin Designation Orders

These have been identified as 232 Hydrographic Basins (1-232; hydrographic sub-basins designated A, B, C, etc.) within 14 major Hydrographic Regions. There are a total of 256 hydrographic basins and […]

Basin Specialist Assignments

These have been identified as 232 Hydrographic Basins (1-232; hydrographic sub-basins designated A, B, C, etc.) within 14 major Hydrographic Regions. There are a total of 256 hydrographic basins and […]