Big Flat Lake Dam
Big Flat Lake Dam is an earth dam located in Baxter County, Arkansas, built in 1966. It carries a Low hazard potential classification.
About Big Flat Lake Dam
The primary purpose of Big Flat Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Willis Rorie (private). It impounds the Roasting Ear Creek-os near Allison.
The dam stands 30 feet tall and stretches 200 feet across, and has a maximum storage capacity of 50 acre-feet. Completed in 1966, 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.
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Location
| State | Arkansas |
| County | Baxter |
| Nearest City | Allison |
| River/Stream | Roasting Ear Creek-os |
| Coordinates | 35.99333, -92.39750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Length | 200 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 30 acre-ft |
Ownership & Safety
| Purpose | Recreation |
| Owner | Willis Rorie |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00193 |
| Federal ID | AR00193 |
| More Info | State Dam Safety Program |