Frd No 31 is an earth dam located in Elk County, Kansas, built in 1976. It carries a Low hazard potential classification.
Dam profile
NID height · 36 ft36 ft tall and 830 ft long, taller than 82% 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 31
The primary purpose of Frd No 31 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 Elk River Wjd No 47 (local government). It impounds the Rock Creek-tr near Howard.
The dam stands 36 feet tall and stretches 830 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 489 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1976, the structure is 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 36 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Kansas |
| County | Elk |
| Nearest City | Howard |
| River/Stream | Rock Creek-tr |
| Coordinates | 37.54099, -96.35983 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 830 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 489 acre-ft |
| Max Storage | 489 acre-ft |
| Normal Storage | 41 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Elk River Wjd No 47 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS04343 |
| Federal ID | KS04343 |
| More Info | State Dam Safety Program |