Coldwater Wastewater Treatment Dam

HARDIN CREEK· Mercer, Ohio· Built 1991· Earth· 25 ft tall
Significant Hazard Tailings Local Government

Key Takeaway

Coldwater Wastewater Treatment Dam is classified as significant hazard in Ohio. It was completed in 1991 and is 35 years old. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 25 ft (taller than 42.1% in OH)
Dam Length5,400 ft
Dam TypeEarth
Max Storage674 acre-ft
Drainage Area0 sq mi
Max Discharge100 cfs
Year Completed1991 (35 years old)
NID IDOH02743

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 2, 2019
State Regulated: Yes
Regulatory Agency: Department of Natural Resources

Ownership

Village of Coldwater

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Coldwater Wastewater Treatment Dam?

Coldwater Wastewater Treatment Dam 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 Coldwater Wastewater Treatment Dam?

Coldwater Wastewater Treatment Dam is owned by Village of Coldwater (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Coldwater Wastewater Treatment Dam built?

Coldwater Wastewater Treatment Dam was completed in 1991, making it 35 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Coldwater Wastewater Treatment Dam?

Coldwater Wastewater Treatment Dam 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 Coldwater Wastewater Treatment Dam?

Coldwater Wastewater Treatment Dam has a dam height of 25 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 Coldwater Wastewater Treatment Dam last inspected?

Coldwater Wastewater Treatment Dam was last inspected on October 2, 2019. 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.