Mary Lake Dam is an earth dam located in Sharp County, Arkansas, built in 1995. It carries a Low hazard potential classification.
Dam profile
NID height · 38 ft38 ft tall and 415 ft long, taller than 84% 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 Mary Lake Dam
The primary purpose of Mary Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by New Entity Corporation (private). It impounds the Turkey Creek.
The dam stands 38 feet tall and stretches 415 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 269 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1995, the structure is 31 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 38 feet, this dam is taller than 84% of dams nationwide.
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Location
| State | Arkansas |
| County | Sharp |
| Nearest City | None |
| River/Stream | Turkey Creek |
| Coordinates | 36.23528, -91.53389 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 38 ft |
| Dam Height | 32 ft |
| Dam Length | 415 ft |
| Year Completed | 1995 (31 years old) |
Storage & Hydraulics
| NID Storage | 269 acre-ft |
| Max Storage | 269 acre-ft |
| Normal Storage | 213 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 650 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | New Entity Corporation |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR01524 |
| Federal ID | AR01524 |
| More Info | State Dam Safety Program |