Lake Sehoy (usm Campus Lake) Dam
Lake Sehoy (usm Campus Lake) Dam is an earth dam located in Forrest County, Mississippi, built in 1957. It carries a High hazard potential classification and has a fair condition assessment.
About Lake Sehoy (usm Campus Lake) Dam
The primary purpose of Lake Sehoy (usm Campus Lake) Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Univ. Of Southern Mississippi (state). It impounds the Unt Of Mixon Creek near Hattiesburg.
The dam stands 22 feet tall and stretches 625 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 394 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 carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 03/21/2023.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Mississippi dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Mississippi |
| County | Forrest |
| Nearest City | Hattiesburg |
| River/Stream | Unt Of Mixon Creek |
| Coordinates | 31.35081, -89.36155 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 625 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 394 acre-ft |
| Max Storage | 394 acre-ft |
| Normal Storage | 179 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | UNIV. OF SOUTHERN MISSISSIPPI |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 03/21/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MS02473 |
| Federal ID | MS02473 |
| More Info | State Dam Safety Program |