The Washburn Subwatershed Sta 35+40 Gul.1 is a dam located in Woodbury County, Iowa, designed by the USDA NRCS and completed in 1960.
Wind
Humidity
Its primary purpose is for fire protection, stock, or small fish pond, with additional benefits including flood risk reduction. The dam is classified as an Earth type with a height of 45 feet and a length of 386 feet, providing a storage capacity of 131 acre-feet and covering a surface area of 8.4 acres.
Managed by the local government, the dam is regulated by the Iowa DNR and undergoes state permitting, inspection, and enforcement. Despite being rated as low hazard potential and not assessed for condition, it poses a moderate risk with a risk assessment score of 3. The dam is situated along the TR-GARRETSON DITCH and serves its surrounding area with essential water resource management functions. Enthusiasts of water resources and climate can appreciate the role of Washburn Subwatershed Sta 35+40 Gul.1 in contributing to the region's water supply and environmental sustainability.
Year Completed |
1960 |
Dam Length |
386 |
Dam Height |
45 |
River Or Stream |
TR-GARRETSON DITCH |
Primary Dam Type |
Earth |
Surface Area |
8.4 |
Drainage Area |
0.9 |
Nid Storage |
131 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
45 |
West Fork Ditch At Hornick
|
80cfs |
Maple River At Mapleton
|
323cfs |
Omaha Cr At Homer
|
45cfs |
Missouri River At Sioux City
|
14400cfs |
Little Sioux River At Correctionville
|
327cfs |
Floyd River At James
|
187cfs |