Floodwater Retention Dam Ss-1 in Sedgwick, Colorado, is a key structure designed by the USDA NRCS to mitigate flood risks along the Platte River.
Wind
Humidity
Completed in 1980, this earth dam stands at 28 feet tall with a hydraulic height of 19 feet and a length of 1520 feet. It has a storage capacity of 305 acre-feet and serves as a vital flood risk reduction asset in the region.
Owned and regulated by the local government, Floodwater Retention Dam Ss-1 is subject to regular inspections and is deemed to have a low hazard potential with a satisfactory condition assessment. The dam features an uncontrolled spillway with a width of 62 feet and has a maximum discharge capacity of 964 cubic feet per second. Despite its moderate risk assessment rating, the structure has been effectively managed to meet guidelines and ensure public safety in the event of emergencies.
With its strategic location in SEDGWICK and its vital role in protecting the surrounding area from flooding, Floodwater Retention Dam Ss-1 exemplifies the importance of well-designed infrastructure in water resource management. As part of ongoing risk management efforts, the dam is continuously monitored and maintained to uphold its critical function in safeguarding the community and environment against the impacts of extreme weather events.
Year Completed |
1980 |
Dam Length |
1520 |
Dam Height |
28 |
River Or Stream |
PLATTE RIVER-TR |
Primary Dam Type |
Earth |
Surface Area |
23 |
Hydraulic Height |
19 |
Drainage Area |
1 |
Nid Storage |
305 |
Structural Height |
36 |
Outlet Gates |
Uncontrolled - 0 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
36 |
South Platte River Near Crook
|
162cfs |
S. Platte R. At Julesburg
|
-999cfs |
South Platte River At Roscoe Nebr
|
209cfs |