Watershed : Upper Minnesota River
Watershed Characteristics Area (ac)* Percentage
       
Agroecoregions Steeper Till 198,371 40.6
  Dryer Blue Earth Till 126,224 25.9
  Alluvium and Outwash 97,125 19.9
  Dryer Clays and Silts 58,539 12.0
  Steep Valley Walls 7,929 1.6
  Stream Banks 52 0.0
       
Counties Big Stone 255,524 52.3
  Lac Qui Parle 145,303 29.8
  Swift 34,859 7.1
  Chippewa 28,820 5.9
  Traverse 21,699 4.4
  Stevens 2,035 0.4
       
Slope Steepness 0-2 Percent 139,708 28.6
  2-6 Percent 179,100 36.7
  2-12 Percent 12,691 2.6
  6-12 Percent 148,561 30.4
  Water 8,181 1.7
       
Internal Drainage Poorly drained 126,867 26.0
  Poor/Improved by tiling 66,880 13.7
  Well drained 286,313 58.6
  Water 8,181 1.7
       
Proximity to Water Island Shoreline 1,897 0.4
  Lake Shoreline 40,506 8.3
  Permanent River 22,430 4.6
  Intermittent River 63,751 13.1
  Drainage Ditches 19,293 4.0
  Landlocked 332,183 68.0
       
Geomorphology Big Stone Moraine (051) 198,403 40.6
  Blue Earth Till Plain (066) 120,951 24.8
  Graceville Till Plain (02E) 62,323 12.8
  Appleton-Clontarf Outwash Plain (065) 56,076 11.5
  Minnesota Valley Outwash (032) 47,128 9.7
  Benson Lacustrine Plain (050) 2,406 0.5
  Fergus Falls Till Plain (002) 953 0.2
       
Water Erosion Slight 13,306 2.7
  Moderate 132,780 27.2
  High 174,288 35.7
  Severe 29,124 6.0
  Extreme 138,742 28.4
       
Wind Erosion Group Severe 126,928 26.0
  High 186,048 38.1
  Moderate 163,763 33.5
  No Data 11,500 2.3
       
Crop Productivity Low productivity 59,184 12.1
  Medium productivity 401,773 82.3
  High productivity 27,284 5.6
       
Precipitation Between 22-24 inches 223,046 45.7
  Between 24-26 inches 265,194 54.3
       
Growing Degree Days 1750-2000 Degree Days 30 0.0
  2000-2250 Degree Days 35,136 7.2
  2250-2500 Degree Days 391,910 80.3
  2500-2750 Degree Days 61,165 12.5
       
* Expressed as acres or percent for major watershed area in the Minnesota River Basin


Last Updated on 3/7/00