Frd No 30 is an earth dam located in Cowley County, Kansas, built in 1966. It carries a Significant hazard potential classification.
Dam profile
NID height · 37 ft37 ft tall and 1,250 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 30
The primary purpose of Frd No 30 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 Union Creek near Cedar Vale.
The dam stands 37 feet tall and stretches 1,250 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 1,029 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1966, 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. An emergency action plan is in place for this dam. The most recent inspection on record was 04/28/2023.
At 37 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Kansas |
| County | Cowley |
| Nearest City | Cedar Vale |
| River/Stream | Union Creek |
| Coordinates | 37.26053, -96.52652 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 37 ft |
| Dam Length | 1,250 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 1,029 acre-ft |
| Max Storage | 1,029 acre-ft |
| Normal Storage | 111 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,824 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Big Caney Wjd No 31 |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 04/28/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | KS02221 |
| Federal ID | KS02221 |
| More Info | State Dam Safety Program |