Collin Lake Dam
Collin Lake Dam is an earth dam located in Hinds County, Mississippi. It carries a High hazard potential classification and has a unsatisfactory condition assessment.
About Collin Lake Dam
The primary purpose of Collin Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Douglas E. Gray (private). It impounds the Unt Of Big Creek near Jackson.
The dam stands 19 feet tall and stretches 800 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 60 acre-feet, and collects water from a drainage area of 0 square miles.
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 unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. Notably, no emergency action plan is currently on file for this high-hazard 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 | Hinds |
| Nearest City | Jackson |
| River/Stream | Unt Of Big Creek |
| Coordinates | 32.22099, -90.32694 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 800 ft |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 47 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | DOUGLAS E. GRAY |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 03/21/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MS01785 |
| Federal ID | MS01785 |
| More Info | State Dam Safety Program |