Frd No 41-a is an earth dam located in Elk County, Kansas, built in 1968. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 37 ft37 ft tall and 2,200 ft long, taller than 83% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Frd No 41-a
The primary purpose of Frd No 41-a is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Big Caney Wjd No 31 (local government). It impounds the Corum Creek near Grenola.
The dam stands 37 feet tall and stretches 2,200 feet across, creates a reservoir covering 34 acres, has a maximum storage capacity of 3,097 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1968, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 03/24/2021.
At 37 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Kansas |
| County | Elk |
| Nearest City | Grenola |
| River/Stream | Corum Creek |
| Coordinates | 37.36449, -96.42137 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 36 ft |
| Dam Length | 2,200 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 3,097 acre-ft |
| Max Storage | 3,097 acre-ft |
| Normal Storage | 223 acre-ft |
| Surface Area | 34 acres |
| Drainage Area | 7 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Big Caney Wjd No 31 |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 03/24/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | KS02271 |
| Federal ID | KS02271 |
| More Info | State Dam Safety Program |