Persimmon Creek Structure Y-21-10 Dam is an earth dam located in Calhoun County, Mississippi, built in 1957. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall. 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 Persimmon Creek Structure Y-21-10 Dam
The primary purpose of Persimmon Creek Structure Y-21-10 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 Persimmon Creek Watershed (local government).
The dam stands 21 feet tall, has a maximum storage capacity of 420 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1957, 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 | Mississippi |
| County | Calhoun |
| Coordinates | 34.10390, -89.37386 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 420 acre-ft |
| Max Storage | 420 acre-ft |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Persimmon Creek Watershed |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MS01479 |
| Federal ID | MS01479 |
| More Info | State Dam Safety Program |