Theobald Subwatershed

Theobald Subwatershed. . , This small subwatershed was a pilot project of the Little Sioux River Flood Preservation Project. It was the first organized subwatershed in Woodbury County. The project was supervised by the Woodbury County Soil and Water Conservation District and Soil Conservation Service. , It healed gullies 70 feet wide and 36 feet deep and replaced an 85-foot wooden bridge. Construction of seventeen structures was completed by private contractors in September of 1949. Total cost was $197,006.00 , No. of acres in subwatershed . . . . . .878 , No. of farms and parts of farms . . . . .12 , Cooperating landowner-farmers . . . . . .5 , H.G. Corrie . . . . . . . . . . .Anthon, IA , Joseph J. Eickholt. . . . . . . .Anthon, IA , Hazel E. Jett . . . . . . . . .. Anthon, IA , Nicholas P. Sand . . . . . . . . Anthon, IA , Nicholas B. Theobald . . . . . . Anthon, IA , No. of Major Structures . . . . . . . . .17 , Reduction of Outflow . . . . . . . . . .44% , Total drop in feet (main gully) . . 118.5 ft.