Long Creek Dam No 20
Long Creek Dam No 20 is an earth dam located in Panola County, Mississippi, built in 1998. It carries a Low hazard potential classification.
About Long Creek Dam No 20
The primary purpose of Long Creek Dam No 20 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 private-owned. It impounds the Unt Of Long Creek.
The dam stands 21 feet tall, creates a reservoir covering 11 acres, and has a maximum storage capacity of 153 acre-feet. Completed in 1998, the structure is 28 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 | Panola |
| River/Stream | Unt Of Long Creek |
| Coordinates | 34.21774, -89.92090 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Year Completed | 1998 (28 years old) |
Storage & Hydraulics
| NID Storage | 153 acre-ft |
| Max Storage | 153 acre-ft |
| Normal Storage | 47 acre-ft |
| Surface Area | 11 acres |
| Max Discharge | 240 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MS03807 |
| Federal ID | MS03807 |
| More Info | State Dam Safety Program |