Agroecoregion : Very Poorly Drained Lake Sediments
Agroecoregion Characteristics Area (ac)* Percentage
       
       
Major Watersheds Thief River 376,752 18.9
  Red Lake River 363,107 18.2
  Grand Marais Creek 207,954 10.4
  Snake River 196,852 9.9
  Clearwater River 162,037 8.1
  Tamarac River 121,208 6.1
  Mustinka River 115,112 5.8
  Buffalo River 114,534 5.7
  Wild Rice River 80,860 4.1
  Marsh River 65,593 3.3
  Red River of the North 56,978 2.9
  Sandhill River 50,363 2.5
  Two Rivers 42,131 2.1
  Bois De Sioux River 27,103 1.4
  Otter Tail River 12,017 0.6
  Roseau River 5,698 0.3
       
Counties Marshall 594,403 29.8
  Polk 427,283 21.4
  Pennigton 262,094 13.1
  Clay 158,999 8.0
  Red Lake 118,456 5.9
  Norman 117,409 5.9
  Kittson 108,497 5.4
  Traverse 80,569 4.0
  Wilkin 58,015 2.9
  Stevens 38,090 1.9
  Grant 17,332 0.9
  Ottertail 8,191 0.4
  Roseau 4,876 0.2
  Beltrami 4,085 0.2
       
Slope Steepness 0-2 % 1,962,319 98.2
  2-6 % 27,056 1.4
  Water 8,924 0.5
       
Internal Drainage Poorly Drained 1,495,802 74.9
  Poor Improved by Tiling 380,353 19.0
  Well Drained 112,491 5.6
  Water 8,924 0.5
  No Rating 729 0.0
       
Proximity Land Locked 1,391,571 69.6
  Drainage Ditches 291,680 14.6
  Intermittent River 153,083 7.7
  Permanent River 129,327 6.5
  Lake Shoreline 22,045 1.1
  Water 8,924 0.5
  No rating 1,670 0.1
       
Geomorphology 001 - Agassiz Lacustrine Plain, Red River Valley Area 1,998,299 100.0
       
Precipitation Between 18-20 inches 687,406 34.4
  Between 20-22 inches 1,162,750 58.2
  Between 22-24 inches 147,101 7.4
  No rating 1,042 0.1
       
Growing Degree Days 1500-1750 Degree Days 270,122 13.5
  1750-2000 Degree Days 877,532 43.9
  2000-2250 Degree Days 561,653 28.1
  2250-2500 Degree Days 171,737 8.6
  2500-2750 Degree Days 116,214 5.8
  No rating 1,042 0.1
       
Water Erosion Severe 8,084 0.4
  High 25,483 1.3
  Moderate 1,833,362 91.8
  Slight 131,369 6.6
       
Wind Erosion Group Very Severe 267,629 13.4
  Severe 585,402 29.3
  High 410,077 20.5
  Moderate 725,953 36.3
  No Data 9,238 0.5
       
* Expressed as acres or percent for the agroecoregion area

Last Updated on 3/5/00