Grassy Creek Watershed Dam G-73, located in Durham, Missouri, was designed by the USDA NRCS and completed in 1994.
Wind
Humidity
This earth dam stands at a height of 27 feet and has a structural height of 34 feet, with a length of 480 feet. The dam serves the primary purpose of flood risk reduction, with additional purposes including fire protection, creating a stock or small fish pond, and supporting fish and wildlife.
With a maximum storage capacity of 83 acre-feet and a normal storage of 23 acre-feet, Grassy Creek Watershed Dam G-73 covers a surface area of 6 acres and drains an area of 192 acres. The dam boasts an uncontrolled spillway with a width of 24 feet and has a low hazard potential, with a moderate risk assessment rating. Despite not being state regulated or inspected, the dam has not been rated for its condition assessment, and its emergency action plan status remains unclear. Overall, Grassy Creek Watershed Dam G-73 plays a vital role in managing flood risks and supporting the ecosystem in the Lewis County area.
Year Completed |
1994 |
Dam Length |
480 |
Dam Height |
27 |
River Or Stream |
GRASSY CREEK |
Primary Dam Type |
Earth |
Surface Area |
6 |
Hydraulic Height |
27 |
Drainage Area |
192 |
Nid Storage |
83 |
Structural Height |
34 |
Outlet Gates |
None |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
34 |
South Fabius River Near Taylor
|
12cfs |
Wyaconda River Above Canton
|
13cfs |
North River At Palmyra
|
15cfs |
Bear Creek Near Marcelline
|
5cfs |
Salt River Near Shelbina
|
16cfs |
Bear Creek At Hannibal
|
2cfs |