Frd No 47 is an earth dam located in Nemaha County, Kansas, built in 1975. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 870 ft long, taller than 80% 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 47
The primary purpose of Frd No 47 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 Upper Black Vermillion Wjd No 37 (local government). It impounds the Black Vermillion River-tr near Vermillion.
The dam stands 35 feet tall and stretches 870 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 182 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1975, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Kansas |
| County | Nemaha |
| Nearest City | Vermillion |
| River/Stream | Black Vermillion River-tr |
| Coordinates | 39.71896, -96.20237 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 870 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 182 acre-ft |
| Max Storage | 182 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Upper Black Vermillion Wjd No 37 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS04264 |
| Federal ID | KS04264 |
| More Info | State Dam Safety Program |