Grassy Creek Watershed Dam G-59, located in Lewis, Missouri, was completed in 2007 by the USDA NRCS for the primary purpose of flood risk reduction.
Wind
Humidity
This earth dam stands at 26 feet tall with a structural height of 38 feet and a length of 540 feet. The dam has a normal storage capacity of 25.5 acre-feet and a maximum storage of 87.2 acre-feet, serving a drainage area of 192 acres along the Grassy Creek.
With a low hazard potential and a moderate risk assessment rating, this dam plays a crucial role in protecting the surrounding area from potential flooding events. The dam features an uncontrolled spillway with a width of 20 feet and uncontrolled outlet gates. Despite not being state regulated or inspected, the dam's construction and design by the Natural Resources Conservation Service ensure its structural integrity and effectiveness in flood risk reduction. Water resource and climate enthusiasts will appreciate the engineering and environmental considerations that went into the construction of Grassy Creek Watershed Dam G-59.
Year Completed |
2007 |
Dam Length |
540 |
Dam Height |
26 |
River Or Stream |
GRASSY CREEK |
Primary Dam Type |
Earth |
Surface Area |
6 |
Hydraulic Height |
26 |
Drainage Area |
192 |
Nid Storage |
87.2 |
Structural Height |
38 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
38 |
Wyaconda River Above Canton
|
13cfs |
South Fabius River Near Taylor
|
12cfs |
North River At Palmyra
|
21cfs |
Bear Creek Near Marcelline
|
5cfs |
Fox River At Wayland
|
8cfs |
Salt River Near Shelbina
|
30cfs |