Conesville Plant Ash Pond Complex

OFFSTREAM· Coshocton, Ohio· Earth· 35 ft tall
Significant Hazard Tailings Public Utility

Key Takeaway

Conesville Plant Ash Pond Complex is classified as significant hazard in Ohio. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 35 ft (taller than 73.7% in OH)
Dam Length9,850 ft
Dam TypeEarth
Max Storage2.5K acre-ft
Normal Storage1.2K acre-ft
Surface Area82 acres
Drainage Area0 sq mi
Max Discharge45 cfs
NID IDOH01453

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: Yes
Last Inspection: October 30, 2018
State Regulated: Yes
Regulatory Agency: Department of Natural Resources

Ownership

Conesville Industrial Park, LLC

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Conesville Plant Ash Pond Complex?

Conesville Plant Ash Pond Complex is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Conesville Plant Ash Pond Complex?

Conesville Plant Ash Pond Complex is owned by Conesville Industrial Park, LLC (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Conesville Plant Ash Pond Complex?

Conesville Plant Ash Pond Complex serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Conesville Plant Ash Pond Complex?

Conesville Plant Ash Pond Complex has a dam height of 35 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 Conesville Plant Ash Pond Complex last inspected?

Conesville Plant Ash Pond Complex was last inspected on October 30, 2018. 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.