| Watershed : Clearwater River | |||
| Watershed Characteristics | Area (ac)* | Percentage | |
| Agroecoregions | Steep Dryer Moraine | 271,820 | 30.7 |
| Very Poorly Drained Lake Sediments | 162,103 | 18.3 | |
| Red Lakes Loams | 145,312 | 16.4 | |
| Dryer Till | 136,080 | 15.4 | |
| Inter-Beach Sand Bars | 123,076 | 13.9 | |
| Steeper Till | 32,232 | 3.6 | |
| Mahnomen Lake Sediments | 15,152 | 1.7 | |
| Counties | Polk | 316,207 | 35.7 |
| Clearwater | 315,959 | 35.7 | |
| Red Lake | 176,842 | 20.0 | |
| Pennigton | 37,305 | 4.2 | |
| Beltrami | 27,752 | 3.1 | |
| Mahnomen | 11,710 | 1.3 | |
| Slope Steepness | 0-2 % | 433,265 | 48.9 |
| 2-6 % | 179,209 | 20.2 | |
| 6-12 % | 103,122 | 11.6 | |
| 6-45 % | 163,353 | 18.4 | |
| 12-45 % | 5,510 | 0.6 | |
| Water | 1,315 | 0.2 | |
| Drainage | Well Drained | 419,722 | 47.4 |
| Poor Improved by Tiling | 269,364 | 30.4 | |
| Poorly Drained | 157,124 | 17.7 | |
| Water | 1,315 | 0.2 | |
| No Rating | 38,251 | 4.3 | |
| Proximity | Land Locked | 575,926 | 65.0 |
| Intermittent River | 103,871 | 11.7 | |
| Drainage Ditches | 85,306 | 9.6 | |
| Permanent River | 62,573 | 7.1 | |
| Lake Shoreline | 56,618 | 6.4 | |
| Inland Shoreline | 167 | 0.0 | |
| Water | 1,315 | 0.2 | |
| Geomorphology | Agassiz Lacustrine Plain, Red River Valley Area | 162,103 | 18.3 |
| Agassiz Lacustrine Plain, Red Lake Area | 145,312 | 16.4 | |
| Fosston Till Plain, Loamy | 136,080 | 15.4 | |
| Agassiz Lacustrine Plain, Inter-Beach Area | 123,076 | 13.9 | |
| Alexandria Moraine Complex | 113,409 | 12.8 | |
| Erskine Moraine, Loamy | 81,264 | 9.2 | |
| Clearbrook Moraine, Loamy | 39,237 | 4.4 | |
| Bagley Outwash Plain, Sandy to Gravelly | 37,910 | 4.3 | |
| Falk Till Plain, Loamy | 26,395 | 3.0 | |
| Mahnomen Lacustrine Plain | 15,152 | 1.7 | |
| Itasca Moraine Complex, Rolling | 5,837 | 0.7 | |
| Water Erosion | Slight | 99,673 | 11.3 |
| Moderate | 379,766 | 42.9 | |
| High | 80,043 | 9.0 | |
| Severe | 321,361 | 36.3 | |
| Extreme | 4,932 | 0.6 | |
| Wind Erosion Group | Very Severe | 275,870 | 31.1 |
| Severe | 308,275 | 34.8 | |
| High | 191,500 | 21.6 | |
| Moderate | 68,469 | 7.7 | |
| Slight | 40,989 | 4.6 | |
| No Data | 672 | 0.1 | |
| Precipitation | Between 20-22 inches | 231,797 | 26.2 |
| Between 22-24 inches | 636,945 | 71.9 | |
| Between 24-26 inches | 17,033 | 1.9 | |
| Growing Degree Days | 1750-2000 Degree Days | 43,156 | 4.9 |
| 2000-2250 Degree Days | 317,701 | 35.9 | |
| 2250-2500 Degree Days | 297,306 | 33.6 | |
| 2500-2750 Degree Days | 227,611 | 25.7 | |
| * Expressed as acres or percent for major watershed area in the Red River of the North basin | |||