Lake Jackson Dam
Lake Jackson Dam is a gravity dam located in Prince William County, Virginia. It carries a Significant hazard potential classification and has a satisfactory 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. The dam is owned by Prince William County (local government). It impounds the Occoquan River.
The dam stands 28 feet tall and stretches 246 feet across, creates a reservoir covering 200 acres, has a maximum storage capacity of 1,228 acre-feet, and collects water from a drainage area of 343 square miles.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 10/20/2022.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Virginia |
| County | Prince William |
| River/Stream | Occoquan River |
| Coordinates | 38.70490, -77.44790 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 246 ft |
Storage & Hydraulics
| NID Storage | 1,228 acre-ft |
| Max Storage | 1,228 acre-ft |
| Normal Storage | 1,228 acre-ft |
| Surface Area | 200 acres |
| Drainage Area | 343 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Prince William County |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/20/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | VA153006 |
| Federal ID | VA153006 |
| More Info | State Dam Safety Program |