Cunningham Hollow Slurry Impoundment
Cunningham Hollow Slurry Impoundment is an earth dam located in Marshall County, West Virginia, built in 2003. It carries a High hazard potential classification.
About Cunningham Hollow Slurry Impoundment
Cunningham Hollow Slurry Impoundment is a dam in Marshall, West Virginia. The dam is owned by Consolidation Coal Company (private). It impounds the Boggs Run Of Ohio River near Benwood.
The dam stands 363 feet tall and stretches 950 feet across, creates a reservoir covering 48 acres, has a maximum storage capacity of 2,037 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2003, the structure is relatively new.
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. Notably, no emergency action plan is currently on file for this high-hazard dam.
At 363 feet, this dam is taller than 99% 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 | Marshall |
| Nearest City | Benwood |
| River/Stream | Boggs Run Of Ohio River |
| Coordinates | 40.00000, -80.71639 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 363 ft |
| Dam Height | 363 ft |
| Dam Length | 950 ft |
| Year Completed | 2003 (23 years old) |
Storage & Hydraulics
| NID Storage | 2,037 acre-ft |
| Max Storage | 2,037 acre-ft |
| Normal Storage | 1,785 acre-ft |
| Surface Area | 48 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 27 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | CONSOLIDATION COAL COMPANY |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Not Rated |
| Emergency Action Plan | No |
Identifiers
| NID ID | WV06913 |
| Federal ID | WV06913 |
| More Info | State Dam Safety Program |