Hell Creek Watershed Structure Lt-9b-4 Dam
Hell Creek Watershed Structure Lt-9b-4 Dam is an earth dam located in Benton County, Mississippi, built in 1969. It carries a Low hazard potential classification.
About Hell Creek Watershed Structure Lt-9b-4 Dam
The primary purpose of Hell Creek Watershed Structure Lt-9b-4 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 Hell Creek Drainage District (local government). It impounds the Box Creek.
The dam stands 27 feet tall and stretches 1,076 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 641 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1969, 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 | Benton |
| River/Stream | Box Creek |
| Coordinates | 34.63248, -89.10085 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 1,076 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 641 acre-ft |
| Max Storage | 641 acre-ft |
| Normal Storage | 56 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | HELL CREEK DRAINAGE DISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MS01473 |
| Federal ID | MS01473 |
| More Info | State Dam Safety Program |