List of drainage basins by area Basins Basins

| Basin | Continent | Drains_to | Basin_Area_km_2 | Basin_Area_mi_2 |
|---|---|---|---|---|
| Rio Grande | North America | Gulf of Mexico | 608023 | 234759 |
| Lake Baikal | Asia | Angara River | 571000 | 220000 |
| Chari River | Africa | Lake Chad | 548747 | 211872 |
| Amu Darya | Asia | Aral Sea | 534764 | 206474 |
| Dnieper River | Europe | Black Sea | 531817 | 205336 |
| Xingu River | South America | Amazon River | 520292 | 200886 |
| Lake Balkhash | Asia | n/a ( endorheic basin ) | 512010 | 197688 |
| Viljuj River | Asia | Lena River | 507874 | 196091 |
| Kama River | Europe | Volga River | 507000 | 195754 |
| Jubba River | Africa | Indian Ocean | 497655 | 192146 |
| Great Basin | North America | n/a ( endorheic basin ) | 492000 | 190000 |
| Ohio River | North America | Mississippi River | 490603 | 189423 |
| Tapajos River | South America | Amazon River | 486792 | 187951 |