Located in Davis County, Iowa, the Big Wyacondah Watershed Site 27-K is a local government-owned earth dam constructed in 1963 by USDA NRCS.
Wind
Humidity
With a height of 24 feet and a length of 504 feet, this dam serves multiple purposes including fire protection, stock watering, and small fish pond creation. It has a storage capacity of 105 acre-feet and covers a surface area of 6 acres, with a drainage area of 0.41 square miles.
Managed by the Iowa Department of Natural Resources, this dam on the TR-South Wyacondah River is regulated, permitted, inspected, and enforced by state agencies to ensure its safety and functionality. Despite being classified as low hazard potential, the dam poses a moderate risk due to its age and lack of recent condition assessments. While it does not have a designated emergency action plan (EAP) or inundation maps prepared, the dam remains an essential asset for flood risk reduction in the region.
For water resource and climate enthusiasts, the Big Wyacondah Watershed Site 27-K offers a fascinating glimpse into the intersection of infrastructure, environmental protection, and community resilience. Its historical significance, practical applications, and regulatory oversight make it a key component of the local watershed management efforts, highlighting the importance of sustainable water resource management in the face of changing climate patterns.
Year Completed |
1963 |
Dam Length |
504 |
Dam Height |
24 |
River Or Stream |
TR-SOUTH WYACONDAH RIVER |
Primary Dam Type |
Earth |
Surface Area |
6 |
Drainage Area |
0.41 |
Nid Storage |
105 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
24 |
Fox River At Bloomfield
|
7cfs |
Chariton River Near Moulton
|
34cfs |
Chariton River At Livonia
|
45cfs |
Des Moines River At Ottumwa
|
1090cfs |
Chariton River Near Rathbun
|
14cfs |
Des Moines River At Keosauqua
|
1800cfs |
| Location | Reservations | Toilets |
|---|---|---|
Lake Fisher
|
||
McGowen Rec Area
|
||
Drakesville City Park
|
||
Lake Wapello State Park
|
||
Lake Wapello State Park Campground
|