Hughes Hollow Slurry Impoundment

HUGHES RUN· Greene, Pennsylvania· Earth· 245 ft tall
High Hazard Other Private

Key Takeaway

Hughes Hollow Slurry Impoundment is classified as high hazard in Pennsylvania. Its primary use is other. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 245 ft (taller than 99.1% in PA)
Dam Length1,350 ft
Dam TypeEarth
Max Storage3.9K acre-ft
Normal Storage3.5K acre-ft
Surface Area50 acres
Drainage Area0 sq mi
NID IDPA01764

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: March 19, 2021
State Regulated: Yes
Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

THE MONONGALIA COUNTY COAL COMPANY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hughes Hollow Slurry Impoundment?

Hughes Hollow Slurry Impoundment is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Hughes Hollow Slurry Impoundment?

Hughes Hollow Slurry Impoundment is owned by THE MONONGALIA COUNTY COAL COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Hughes Hollow Slurry Impoundment?

Hughes Hollow Slurry Impoundment serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Hughes Hollow Slurry Impoundment?

Hughes Hollow Slurry Impoundment has a dam height of 245 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Hughes Hollow Slurry Impoundment last inspected?

Hughes Hollow Slurry Impoundment was last inspected on March 19, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.