Major Drainage Basins
WorldPhysical EnvironmentThe world's drainage basins: land areas where surface water converges to a single point
A map shows major drainage basins depicted as blue dashed lines. Some of the notable basins include Columbia, Colorado in North America; Amazon, Orinoco in South America; Niger in Africa; Danube in Europe; Indus in Asia; and Murray-Darling in Australia.
Major Drainage Basins | |
|---|---|
Major Drainage Basins | |
Alaska | 98.0% |
Arizona | 95.5% |
Utah | 47.8% |
Yukon | 26.5% |
Northwest Territories | 44.0% |
District of Columbia | 100% |
Florida | 98.4% |
Idaho | 0.316% |
New Hampshire | 0.302% |
Rhode Island | 92.6% |
Vermont | 4.27% |
Washington | 27.9% |
Wyoming | 21.0% |
Nunavut | 96.5% |
Montana | 0.445% |
Maine | 23.3% |
North Dakota | 42.0% |
Kentucky | 100% |
Nova Scotia | 94.2% |
Virginia | 55.4% |
Delaware | 97.0% |
Prince Edward Island | 61.9% |
Saskatchewan | 46.3% |
Mississippi | 49.8% |
West Virginia | 15.3% |
Nebraska | 100% |
Texas | 18.4% |
Missouri | 100% |
Louisiana | 91.0% |
North Carolina | 12.8% |
Oregon | 2.50% |
New Brunswick | 40.2% |
Alabama | 13.6% |
New Mexico | 54.2% |
Kansas | 100% |
Wisconsin | 69.3% |
British Columbia | 31.2% |
Newfoundland and Labrador | 0.795% |
New Jersey | 97.8% |
South Carolina | 99.9% |
Michigan | 100% |
Alberta | 29.9% |
Connecticut | 1.05% |
Pennsylvania | 64.1% |
Colorado | 7.14% |
Nevada | 10.9% |
Massachusetts | 2.45% |
Georgia | 2.66% |
New York | 45.5% |
Maryland | 93.5% |
Québec | 64.3% |
Manitoba | 47.7% |
Oklahoma | 100% |
Tennessee | 99.9% |
Ontario | 11.8% |
California | 2.37% |
Arkansas | 100% |
South Dakota | 0.773% |
Ohio | 71.3% |
Indiana | 89.5% |
Minnesota | 35.3% |
Iowa | 100% |
Illinois | 98.7% |
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