Big Sand Watershed Structure Y-32-15 Dam is an earth dam located in Carroll County, Mississippi, built in 1966. It carries a Low hazard potential classification.
Dam profile
NID height · 37 ft37 ft tall and 420 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 Sand Watershed Structure Y-32-15 Dam
The primary purpose of Big Sand Watershed Structure Y-32-15 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 local government-owned. It impounds the Unt of Teoc Creek near Greenwood.
The dam stands 37 feet tall and stretches 420 feet across, has a maximum storage capacity of 1,026 acre-feet, and collects water from a drainage area of 2 square miles. 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. The most recent inspection on record was 08/14/2019.
At 37 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Mississippi |
| County | Carroll |
| Nearest City | Greenwood |
| River/Stream | Unt of Teoc Creek |
| Coordinates | 33.57405, -90.05161 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 35 ft |
| Dam Length | 420 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 1,026 acre-ft |
| Max Storage | 1,026 acre-ft |
| Normal Storage | 167 acre-ft |
| Drainage Area | 2 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/14/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MS01063 |
| Federal ID | MS01063 |
| More Info | State Dam Safety Program |