Located in the heart of the Gant Creek Watershed in Sioux City, Iowa, Site D-1 is a vital water resource managed by the local government with oversight from the Iowa Department of Natural Resources.
Wind
Humidity
This Earth dam, constructed in 1967 by the USDA NRCS, serves a variety of purposes including fire protection, stock, and small fish pond management, as well as flood risk reduction. With a dam height of 26 feet and a storage capacity of 25 acre-feet, this site plays a crucial role in water management and conservation efforts in the region.
Despite its low hazard potential and moderate risk assessment rating, Site D-1 has not been rated for its condition assessment. However, its primary purpose and well-maintained infrastructure make it a valuable asset for the community. With a drainage area of 0.14 square miles and a storage capacity of 25 acre-feet, this site provides essential water storage and flood protection services for the surrounding area. Its strategic location along the TR-Big Sioux River further enhances its significance in regional water resource management.
As a key component of the Gant Creek Watershed, Site D-1 offers a glimpse into the intricate network of water management systems in the region. With its strategic design, purposeful construction, and ongoing regulatory oversight, this site stands as a testament to the importance of sustainable water resource management in mitigating flood risks, supporting local ecosystems, and ensuring water security for future generations.
Year Completed |
1967 |
Dam Height |
26 |
River Or Stream |
TR- BIG SIOUX RIVER |
Primary Dam Type |
Earth |
Surface Area |
2 |
Drainage Area |
0.14 |
Nid Storage |
25 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
26 |
Big Sioux River At Akron
|
816cfs |
Perry Creek Near Milnerville
|
25cfs |
Floyd River At James
|
187cfs |
Vermillion River Nr Vermillion Sd
|
33cfs |
Missouri River At Sioux City
|
13700cfs |
Omaha Cr At Homer
|
45cfs |