Agroecoregion : Steep Valley Walls
Agroecoregion Characteristics Area (ac)* Percentage
       
       
Major Watersheds Hawk Creek-Yellow Medicine River 79,966 38.4
  Middle Minnesota River 61,708 29.6
  Lower Minnesota River 41,652 20.0
  Chippewa River 12,204 5.9
  Upper Minnesota River 7,929 3.8
  Redwood River 3,209 1.5
  Lac Qui Parle River 855 0.4
  Cottonwood River 808 0.4
       
Counties Renville 41,825 20.1
  Chippewa 38,722 18.6
  Redwood 24,831 11.9
  Nicollet 23,957 11.5
  Brown 18,896 9.1
  Sibley 18,569 8.9
  Yellow Medicine 16,912 8.1
  Scott 10,218 4.9
  Carver 5,691 2.7
  Lac Qui Parle 4,836 2.3
  Le Sueur 3,656 1.8
  Hennepin 217 0.1
       
Slope Steepness 0-2 Percent 79,870 38.3
  2-6 Percent 47,617 22.9
  2-12 Percent 35,573 17.1
  6-12 Percent 44,947 21.6
  6-45 Percent 84 0.0
  Water 240 0.1
       
Internal Drainage Well drained 124,127 59.6
  Poor/Improved by tiling 78,099 37.5
  Poorly drained 5,864 2.8
  Water 240 0.1
       
Proximity Landlocked 107,744 51.7
  Permanent River 64,230 30.8
  Intermittent River 25,718 12.3
  Lake Shoreline 9,747 4.7
  Drainage Ditches 625 0.3
  Water 240 0.1
  Island Shoreline 27 0.0
       
Geomorphology 032 - Minnesota Valley Outwash 87,181 41.9
  034 - Waconia-Waseca Moraine, Loamy, Rolling 38,036 18.3
  064 - Olivia Till Plain 33,044 15.9
  066 - Blue Earth Till Plain, Undulating, Loamy 28,237 13.6
  050 - Benson Lacustrine Plain, Silty 11,656 5.6
  065 - Appleton-Clontarf Outwash Plain, Undulating 7,822 3.8
  042 - Wells-Rush River Ground Moraine, Clayey, Level 1,265 0.6
  043 - Arlington-Matowan Ground Moraine, Loamy Undulating 882 0.4
  35A - Prior Lake Moraine, Strongly Rolling 207 0.1
       
Precipitation Between 24-26 inches 19,925 9.6
  Between 26-28 inches 117,281 56.3
  Between 28-30 inches 62,960 30.2
  Between 30-32 inches 8,163 3.9
       
Growing Degree Days 1500-1750 Degree Days 7,847 3.8
  1750-2000 Degree Days 25,216 12.1
  2000-2250 Degree Days 71,996 34.6
  2250-2500 Degree Days 53,787 25.8
  2500-2750 Degree Days 49,484 23.8
       
Water Erosion Extreme 141,442 67.9
  Severe 22,801 10.9
  High 42,289 20.3
  Moderate 889 0.4
  Slight 909 0.4
       
Wind Erosion Group Extreme 412 0.2
  Very Severe 24,389 11.7
  Severe 129,248 62.0
  High 12,385 5.9
  Moderate 40,767 19.6
  No Data 1,129 0.5
       
* Expressed as acres or percent for the agroecoregion area in the Minnesota River Basin

Last Updated on 3/5/00