Lake Jackson Dam
Lake Jackson Dam is an earth dam located in Tyler County, Texas. It carries a High hazard potential classification and has a poor condition assessment.
About Lake Jackson Dam
The primary purpose of Lake Jackson Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. It impounds the Off Ch-neches River.
The dam stands 8 feet tall and stretches 3,000 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 45 acre-feet, and collects water from a drainage area of 95 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. Notably, no emergency action plan is currently on file for this high-hazard dam. The most recent inspection on record was 04/26/2023.
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 Texas 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 | Texas |
| County | Tyler |
| River/Stream | Off Ch-neches River |
| Coordinates | 30.78624, -94.17092 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 3,000 ft |
Storage & Hydraulics
| NID Storage | 45 acre-ft |
| Max Storage | 45 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 95 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner Type | Not Listed |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 04/26/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | TX09065 |
| Federal ID | TX09065 |
| More Info | State Dam Safety Program |