Lewellyn Amd Impoundment
Lewellyn Amd Impoundment is an earth dam located in Marion County, West Virginia. It carries a High hazard potential classification.
About Lewellyn Amd Impoundment
Lewellyn Amd Impoundment is a dam in Marion, West Virginia. The dam is owned by Consolidation Coal Company (private).
The dam stands 122 feet tall and stretches 535 feet across, and has a maximum storage capacity of 620 acre-feet.
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. An emergency action plan is in place for this dam.
At 122 feet, this dam is taller than 98% of all dams in the United States.
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 West Virginia 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 | West Virginia |
| County | Marion |
| Nearest City | Mannington |
| Coordinates | 39.56917, -80.32472 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 122 ft |
| Dam Height | 122 ft |
| Dam Length | 535 ft |
Storage & Hydraulics
| NID Storage | 620 acre-ft |
| Max Storage | 620 acre-ft |
Ownership & Safety
| Purpose | Other |
| Owner | Consolidation Coal Company |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WV04903 |
| Federal ID | WV04903 |
| More Info | State Dam Safety Program |