Big Creek Watershed Structure 13 Dam is an earth dam located in Jasper County, Mississippi, built in 1979. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 37 ft37 ft tall and 976 ft long, taller than 83% 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 Creek Watershed Structure 13 Dam
The primary purpose of Big Creek Watershed Structure 13 Dam 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 Big Creek Water Management District (local government). It impounds the Reedy Creek.
The dam stands 37 feet tall and stretches 976 feet across, creates a reservoir covering 22 acres, has a maximum storage capacity of 1,172 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1979, the structure is 47 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 11/16/2017.
At 37 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Mississippi |
| County | Jasper |
| River/Stream | Reedy Creek |
| Coordinates | 31.86413, -89.29468 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 35 ft |
| Dam Length | 976 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 1,172 acre-ft |
| Max Storage | 1,172 acre-ft |
| Normal Storage | 79 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 410 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Big Creek Water Management District |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 11/16/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MS02827 |
| Federal ID | MS02827 |
| More Info | State Dam Safety Program |