Gant Creek Watershed Site A-5, located in Sioux City, Iowa, is a vital water resource managed by the local government and regulated by the Iowa Department of Natural Resources.
Wind
Humidity
This site, designed by USDA NRCS, serves multiple purposes including fire protection, stock, and small fish pond management, as well as flood risk reduction. The earth dam, constructed in 1969, stands at a height of 58 feet and has a storage capacity of 146 acre-feet.
With a low hazard potential and a moderate risk assessment rating, Gant Creek Watershed Site A-5 plays a crucial role in water management and conservation efforts in the region. The dam's condition is currently not rated, and there is no emergency action plan in place. However, the site undergoes state inspections and enforcement to ensure its operational efficiency and safety standards. The surrounding area, with a drainage area of 1.32 square miles, benefits from the water storage and flood control provided by this structure along the TR-Big Sioux River.
Year Completed |
1969 |
Dam Length |
1106 |
Dam Height |
58 |
River Or Stream |
TR-BIG SIOUX RIVER |
Primary Dam Type |
Earth |
Surface Area |
6 |
Drainage Area |
1.32 |
Nid Storage |
146 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
58 |
Big Sioux River At Akron
|
816cfs |
Perry Creek Near Milnerville
|
25cfs |
Floyd River At James
|
187cfs |
Missouri River At Sioux City
|
13700cfs |
Vermillion River Nr Vermillion Sd
|
33cfs |
Omaha Cr At Homer
|
45cfs |