MLRA 102B - Loess Uplands and Till Plains Iowa, Minnesota, South Dakota, and Nebraska 43,790 km2 (16,910 mi2)

Water:
Precipitation is the principal source of moisture for crops, but in some years it is inadequate for maximum production. Shallow wells are the principal source of water for domestic and livestock needs. Water for irrigation is available along some of the major rivers and the larger tributaries.

12/16/98