Big Nance Creek W/s Dam Site 4
Big Nance Creek W/s Dam Site 4 is an earth dam located in Lawrence County, Alabama, built in 1987. It carries a Low hazard potential classification.
About Big Nance Creek W/s Dam Site 4
The primary purpose of Big Nance Creek W/s Dam Site 4 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 Lawrence Co. Commission (local government). It impounds the Crooked Creek near Courtland.
The dam stands 61 feet tall and stretches 520 feet across, creates a reservoir covering 80 acres, has a maximum storage capacity of 9,000 acre-feet, and collects water from a drainage area of 13 square miles. Completed in 1987, the structure is 39 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 03/25/2004. That was over 22 years ago.
At 61 feet, this dam is taller than 95% of all dams in the United States.
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Location
| State | Alabama |
| County | Lawrence |
| Nearest City | Courtland |
| River/Stream | Crooked Creek |
| Coordinates | 34.59380, -87.38330 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 61 ft |
| Dam Height | 50 ft |
| Dam Length | 520 ft |
| Year Completed | 1987 (39 years old) |
Storage & Hydraulics
| NID Storage | 9,000 acre-ft |
| Max Storage | 9,000 acre-ft |
| Normal Storage | 292 acre-ft |
| Surface Area | 80 acres |
| Drainage Area | 13 sq mi |
| Max Discharge | 6,200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | LAWRENCE CO. COMMISSION |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 03/25/2004 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AL02318 |
| Federal ID | AL02318 |
| More Info | State Dam Safety Program |