| County : Roseau | |||
| County Characteristics | Area (ac)* | Percentage | |
| Major Watersheds | Roseau River | 634,392 | 68.7 |
| Two Rivers | 279,196 | 30.2 | |
| Tamarac River | 10,292 | 1.1 | |
| Thief River | 133 | 0.0 | |
| Agroecoregions | Somewhat Poorly Drained Lake Sediments | 629,579 | 68.1 |
| Peatlands | 244,755 | 26.5 | |
| Very Poorly Drained Lake Sediments | 4,878 | 0.5 | |
| Inter-Beach Sand Bars | 44,802 | 4.9 | |
| Slope Steepness | 0-2 % | 376,993 | 40.8 |
| 2-6 % | 547,020 | 59.2 | |
| Drainage | Poor improved by tiling | 651,492 | 70.5 |
| Well Drained | 181,737 | 19.7 | |
| Poorly Drained | 59,141 | 6.4 | |
| No rating | 31,644 | 3.4 | |
| Proximity | Land Locked | 607,639 | 65.8 |
| Drainage Ditches | 195,291 | 21.1 | |
| Intermittent River | 80,807 | 8.8 | |
| Permanent River | 39,301 | 4.3 | |
| Lake Shoreline | 976 | 0.1 | |
| Geomorphology | Agassiz Lacustrine Plain, Beltrami Island Area | 629,579 | 68.1 |
| Agassiz Peatlands | 244,755 | 26.5 | |
| Agassiz Lacustrine Plain, Inter-Beach Area | 44,802 | 4.9 | |
| Agassiz Lacustrine Plain, Red River Valley Area | 4,878 | 0.5 | |
| Water Erosion | Slight | 183,862 | 19.9 |
| Moderate | 728,154 | 78.8 | |
| High | 11,997 | 1.3 | |
| Wind Erosion Group | Very Severe | 270,295 | 29.3 |
| Severe | 210,272 | 22.8 | |
| High | 340,286 | 36.8 | |
| Moderate | 103,159 | 11.2 | |
| Precipitation | Between 18-20 inches | 542,209 | 58.7 |
| Between 20-22 inches | 379,889 | 41.1 | |
| No rating | 1,915 | 0.2 | |
| Growing Degree Days | 1500-1750 Degree Days | 884,702 | 95.8 |
| 1750-2000 Degree Days | 37,396 | 4.1 | |
| No rating | 1,915 | 0.2 | |
| * Expressed as acres or percent for the County area | |||