Flat Run Lake is an earth dam located in Tucker County, West Virginia, built in 1965. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 21 ft21 ft tall and 400 ft long. 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 Flat Run Lake
The primary purpose of Flat Run Lake is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by North Lake Owners Association (public utility). It impounds the Flat Run near Davis.
The dam stands 21 feet tall and stretches 400 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 143 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 04/30/2025.
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Location
| State | West Virginia |
| County | Tucker |
| Nearest City | Davis |
| River/Stream | Flat Run |
| Coordinates | 39.08306, -79.44000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 400 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 143 acre-ft |
| Max Storage | 143 acre-ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | North Lake Owners Association |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/30/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | WV09310 |
| Federal ID | WV09310 |
| More Info | State Dam Safety Program |