| Agroecoregion : Mahnomen Lake Sediments | |||
| Agroecoregion Characteristics | Area (ac)* | Percentage | |
| Major Watersheds | Wild Rice River | 169,427 | 68.7 |
| Sandhill River | 38,707 | 15.7 | |
| Buffalo River | 23,290 | 9.5 | |
| Clearwater River | 15,146 | 6.1 | |
| Counties | Mahnomen | 108,613 | 44.1 |
| Becker | 81,841 | 33.2 | |
| Polk | 46,799 | 19.0 | |
| Norman | 7,815 | 3.2 | |
| Clay | 1,502 | 0.6 | |
| Slope Steepness | 0-2 % | 7,832 | 3.2 |
| 2-6 % | 238,649 | 96.8 | |
| Water | 89 | 0.0 | |
| Internal Drainage | Well Drained | 161,936 | 65.7 |
| Poor Improved by Tiling | 76,713 | 31.1 | |
| Poorly Drained | 4,782 | 1.9 | |
| Water | 89 | 0.0 | |
| No Rating | 3,051 | 1.2 | |
| Proximity | Land Locked | 134,188 | 54.4 |
| Intermittent River | 75,308 | 30.5 | |
| Drainage Ditches | 18,318 | 7.4 | |
| Permanent River | 10,270 | 4.2 | |
| Lake Shoreline | 8,398 | 3.4 | |
| Water | 89 | 0.0 | |
| Geomorphology | 005 - Mahnomen Lacustrine Plain | 246,570 | 100.0 |
| Precipitation | Between 20-22 inches | 10 | 0.0 |
| Between 22-24 inches | 246,560 | 100.0 | |
| Growing Degree Days | 1500-1750 Degree Days | 2,660 | 1.1 |
| 1750-2000 Degree Days | 48,271 | 19.6 | |
| 2000-2250 Degree Days | 28,541 | 11.6 | |
| 2250-2500 Degree Days | 24,502 | 9.9 | |
| 2500-2750 Degree Days | 142,596 | 57.8 | |
| Water Erosion | Severe | 35,776 | 14.5 |
| High | 12,790 | 5.2 | |
| Moderate | 198,005 | 80.3 | |
| Wind Erosion Group | Severe | 160,925 | 65.3 |
| High | 57,319 | 23.3 | |
| Moderate | 28,326 | 11.5 | |
| * Expressed as acres or percent for the agroecoregion area | |||