| Agroecoregion : Alluvium and Outwash | |||
| Agroecoregion Characteristics | Area (ac)* | Percentage | |
| Major Watersheds | Chippewa River | 241,077 | 36.7 |
| Upper Minnesota River | 97,125 | 14.8 | |
| Lower Minnesota River | 95,456 | 14.6 | |
| Middle Minnesota River | 95,377 | 14.5 | |
| Watonwan River | 67,742 | 10.3 | |
| Pomme De Terre River | 29,927 | 4.6 | |
| Cottonwood River | 23,665 | 3.6 | |
| Hawk Creek-Yellow Medicine River | 4,700 | 0.7 | |
| Blue Earth River | 1,060 | 0.2 | |
| Le Sueur River | 136 | 0.0 | |
| Counties | Swift | 156,055 | 23.8 |
| Pope | 94,764 | 14.4 | |
| Brown | 54,165 | 8.3 | |
| Watonwan | 50,768 | 7.7 | |
| Blue Earth | 46,868 | 7.1 | |
| Big Stone | 36,541 | 5.6 | |
| Hennepin | 35,934 | 5.5 | |
| Chippewa | 35,341 | 5.4 | |
| Scott | 34,424 | 5.3 | |
| Nicollet | 23,023 | 3.5 | |
| Le Sueur | 20,185 | 3.1 | |
| Lac Qui Parle | 17,880 | 2.7 | |
| Dakota | 12,313 | 1.9 | |
| Ottertail | 8,408 | 1.3 | |
| Stevens | 7,615 | 1.2 | |
| Kandiyohi | 7,454 | 1.1 | |
| Douglas | 6,706 | 1.0 | |
| Sibley | 4,117 | 0.6 | |
| Traverse | 1,803 | 0.3 | |
| Carver | 1,228 | 0.2 | |
| Stearns | 262 | 0.0 | |
| Ramsey | 237 | 0.0 | |
| Steele | 136 | 0.0 | |
| Freeborn | 37 | 0.0 | |
| Slope Steepness | 0-2 Percent | 317,864 | 48.4 |
| 2-6 Percent | 264,095 | 40.2 | |
| 2-12 Percent | 37,277 | 5.7 | |
| 6-12 Percent | 19,113 | 2.9 | |
| 6-45 Percent | 4,108 | 0.6 | |
| 12-45 Percent | 8,941 | 1.4 | |
| Water | 4,866 | 0.7 | |
| Internal Drainage | Well drained | 370,221 | 56.4 |
| Poor/Improved by tiling | 221,870 | 33.8 | |
| Poorly drained | 59,307 | 9.0 | |
| Water | 4,866 | 0.7 | |
| Proximity | Landlocked | 424,549 | 64.7 |
| Permanent River | 82,273 | 12.5 | |
| Intermittent River | 68,081 | 10.4 | |
| Lake Shoreline | 41,842 | 6.4 | |
| Drainage Ditches | 32,710 | 5.0 | |
| Water | 4,866 | 0.7 | |
| Island Shoreline | 1,944 | 0.3 | |
| Geomorphology | 032 - Minnesota Valley Outwash | 233,509 | 35.6 |
| 065 - Appleton-Clontarf Outwash Plain, Undulating | 223,266 | 34.0 | |
| 063 - Belgrade-Glenwood Outwash Plain, Undulating | 81,636 | 12.4 | |
| 066 - Blue Earth Till Plain, Undulating, Loamy | 20,494 | 3.1 | |
| 029 - Mississippi Valley Outwash | 20,214 | 3.1 | |
| 034 - Waconia-Waseca Moraine, Loamy, Rolling | 15,274 | 2.3 | |
| 35B - Emmons-Faribault Moraine, Irregular, Rolling | 13,526 | 2.1 | |
| 045 - Twin Cities Formation, Loamy, Rolling | 13,486 | 2.1 | |
| 051 - Big Stone Moraine, Loamy | 9,774 | 1.5 | |
| 004 - Detroit Lakes Pitted Outwash Plain | 8,055 | 1.2 | |
| 050 - Benson Lacustrine Plain, Silty | 5,088 | 0.8 | |
| 003 - Alexandria Moraine Complex | 3,154 | 0.5 | |
| 02E - Graceville Till Plain, Clayey | 2,811 | 0.4 | |
| 044 - Blue Earth-Garden City Ground Moraine, Silty, Rolling | 2,712 | 0.4 | |
| 042 - Wells-Rush River Ground Moraine, Clayey, Level | 1,781 | 0.3 | |
| 055 - Osakis Till Plain, Loamy | 1,013 | 0.2 | |
| 002 - Fergus Falls (Young Gray Drift) Till Plain | 222 | 0.0 | |
| 030 - Cannon Valley Outwash | 124 | 0.0 | |
| 35A - Prior Lake Moraine, Strongly Rolling | 96 | 0.0 | |
| 64A - Olivia Till Plain, Clayey | 30 | 0.0 | |
| Precipitation | Between 22-24 inches | 9,474 | 1.4 |
| Between 24-26 inches | 240,267 | 36.6 | |
| Between 26-28 inches | 171,898 | 26.2 | |
| Between 28-30 inches | 212,996 | 32.5 | |
| Between 30-32 inches | 21,593 | 3.3 | |
| Between 32-34 inches | 37 | 0.0 | |
| Growing Degree Days | 1500-1750 Degree Days | 24,194 | 3.7 |
| 1750-2000 Degree Days | 33,333 | 5.1 | |
| 2000-2250 Degree Days | 74,782 | 11.4 | |
| 2250-2500 Degree Days | 258,987 | 39.5 | |
| 2500-2750 Degree Days | 243,745 | 37.1 | |
| L.T. 1500 Degree Days | 21,225 | 3.2 | |
| Water Erosion | Extreme | 85,457 | 13.0 |
| Severe | 117,545 | 17.9 | |
| High | 247,818 | 37.8 | |
| Moderate | 196,973 | 30.0 | |
| Slight | 8,472 | 1.3 | |
| Wind Erosion Group | Extreme | 7,553 | 1.2 |
| Very Severe | 15,667 | 2.4 | |
| Severe | 421,137 | 64.2 | |
| High | 97,686 | 14.9 | |
| Moderate | 107,578 | 16.4 | |
| No Data | 6,642 | 1.0 | |
| * Expressed as acres or percent for the agroecoregion area in the Minnesota River Basin | |||