Big Lake Dam is an earth dam located in Garland County, Arkansas, built in 1972. It carries a Low hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 854 ft long, taller than 55% 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 Big Lake Dam
The primary purpose of Big Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mike Mcmillan (private). It impounds the Cedar Creek-tr.
The dam stands 26 feet tall and stretches 854 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 270 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1972, 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. The most recent inspection on record was 10/28/2009. That was over 16 years ago.
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Location
| State | Arkansas |
| County | Garland |
| Nearest City | None |
| River/Stream | Cedar Creek-tr |
| Coordinates | 34.63333, -93.00833 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 854 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 270 acre-ft |
| Max Storage | 270 acre-ft |
| Normal Storage | 144 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 543 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mike Mcmillan |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/28/2009 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00722 |
| Federal ID | AR00722 |
| More Info | State Dam Safety Program |