| Major Watershed | Area within Minnesota | Area in MN, IA, & SD | ||
| Acres | Percent | Acres | Percent | |
| Upper Minnesota River | 488,320 | 5 | 1,337,600 | 12 |
| Pomme de Terre River | 581,120 | 6 | 581,120 | 5 |
| Lac Qui Parle River | 478,720 | 5 | 710,400 | 7 |
| Chippewa River | 1,326,080 | 14 | 1,326,080 | 12 |
| Hawk Creek-Yellow Medicine † | 1,319,040 | 14 | 1,319,040 | 12 |
| Redwood River | 459,520 | 5 | 459,520 | 4 |
| Cottonwood River | 840,320 | 9 | 840,320 | 8 |
| Middle Minnesota River | 886,400 | 9 | 886,400 | 8 |
| Blue Earth River | 774,400 | 8 | 1,025,280 | 9 |
| Watonwan River | 542,080 | 6 | 542,080 | 5 |
| Le Sueur River | 705,280 | 7 | 705,280 | 6 |
| Lower Minnesota River | 1,168,000 | 12 | 1,168,000 | 11 |
| Total | 9,569,280 | 100 | 10,901,120 | 100 |
| † Hawk Creek and Yellow Medicine River drains 634,240 and 684,800 acres, respectively. | ||||
| Sources: USGS and LMIC | ||||