White Sand Drive District Stream A Dam, also known as Dam A, is a key flood risk reduction structure located in Prentiss, Mississippi.
Built in 1991 by the USDA NRCS, this earth dam stands at a height of 45 feet and spans 692 feet in length. It plays a crucial role in mitigating flood risks along the White Sand Creek, with a storage capacity of 222 acre-feet and a normal storage of 63 acre-feet.
Managed by the Mississippi Department of Environmental Quality, this dam is state-regulated and subject to regular inspections to ensure its structural integrity. Despite being classified as having a low hazard potential, the dam is deemed to be in satisfactory condition as of the last assessment in 2015. With a moderate risk assessment rating, the dam serves as a vital piece of infrastructure in the region, protecting surrounding communities from potential flooding events.
As part of the Vicksburg District, this dam is a testament to the collaborative efforts between local government agencies and federal partners in safeguarding water resources and managing climate-related risks. Its design and construction highlight the importance of proactive flood risk reduction measures in ensuring the resilience of communities in the face of changing environmental conditions.
Wind
Humidity
Year Completed |
1991 |
Dam Length |
692 |
Dam Height |
45 |
River Or Stream |
UNT OF WHITE SAND CREEK |
Primary Dam Type |
Earth |
Surface Area |
8.3 |
Drainage Area |
0.61 |
Nid Storage |
222 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
45 |
Pearl River Nr Monticello
|
2140cfs |
Pearl River Nr Rockport
|
1500cfs |
Pearl River Nr Columbia
|
3030cfs |
Strong River At D`Lo
|
197cfs |
Okatoma Creek At Sanford
|
319cfs |
Leaf River Nr Collins
|
421cfs |