| Watershed :Buffalo River | |||
| Watershed Characteristics | Area (ac)* | Percentage | |
| Agroecoregions | Dryer Till | 209,222 | 29.5 |
| Steep Dryer Moraine | 148,737 | 20.9 | |
| Inter-Beach Sand Bars | 115,420 | 16.3 | |
| Very Poorly Drained Lake Sediments | 114,580 | 16.1 | |
| Poorly Drained Lake Sediments | 82,423 | 11.6 | |
| Mahnomen Lake Sediments | 23,299 | 3.3 | |
| Swelling Clay Lake Sediments | 12,454 | 1.8 | |
| Steeper Till | 4,144 | 0.6 | |
| Counties | Clay | 406,905 | 57.3 |
| Becker | 173,084 | 24.4 | |
| Wilkin | 91,049 | 12.8 | |
| Ottertail | 39,242 | 5.5 | |
| Slope Steepness | 0-2 % | 330,306 | 46.5 |
| 2-6 % | 230,772 | 32.5 | |
| 2-12 % | 3,494 | 0.5 | |
| 6-12 % | 5,888 | 0.8 | |
| 6-45 % | 134,561 | 18.9 | |
| 12-45 % | 4,109 | 0.6 | |
| Water | 1,149 | 0.2 | |
| Drainage | Poorly Drained | 360,408 | 50.7 |
| Well Drained | 209,274 | 29.5 | |
| Poor Improved by Tiling | 127,071 | 17.9 | |
| Water | 1,149 | 0.2 | |
| No Rating | 12,377 | 1.7 | |
| Proximity | Land Locked | 484,202 | 68.2 |
| Intermittent River | 83,369 | 11.7 | |
| Lake Shoreline | 62,487 | 8.8 | |
| Permanent River | 45,293 | 6.4 | |
| Drainage Ditches | 33,465 | 4.7 | |
| Inland Shoreline | 314 | 0.0 | |
| Water | 1,149 | 0.2 | |
| Geomorphology | Agassiz Lacustrine Plain, Red River Valley Area | 323,731 | 45.6 |
| Fergus Falls (Young Gray Drift) Till Plain | 209,222 | 29.5 | |
| Alexandria Moraine Complex | 137,939 | 19.4 | |
| Mahnomen Lacustrine Plain | 23,299 | 3.3 | |
| Detroit Lakes Pitted Outwash Plain | 10,798 | 1.5 | |
| Itasca Moraine Complex, Rolling | 4,144 | 0.6 | |
| Agassiz Lacustrine Plain, Inter-Beach Area | 1,147 | 0.2 | |
| Water Erosion | Slight | 20 | 0.0 |
| Moderate | 368,611 | 51.9 | |
| Severe | 252,309 | 35.5 | |
| Extreme | 89,339 | 12.6 | |
| Wind Erosion Group | Very Severe | 118,433 | 16.7 |
| Severe | 230,033 | 32.4 | |
| High | 1,221 | 0.2 | |
| Moderate | 360,497 | 50.8 | |
| No Data | 96 | 0.0 | |
| Precipitation | Between 20-22 inches | 472,754 | 66.6 |
| Between 22-24 inches | 235,504 | 33.2 | |
| Between 24-26 inches | 2,021 | 0.3 | |
| Growing Degree Days | 1500-1750 Degree Days | 210,779 | 41.9 |
| 1750-2000 Degree Days | 297,321 | 29.7 | |
| 2000-2250 Degree Days | 194,287 | 27.4 | |
| 2250-2500 Degree Days | 7,892 | 1.1 | |
| * Expressed as acres or percent for major watershed area in the Red River of the North basin | |||