Ahrens Lake Dam

TRIB-CLEAR FORK RESERVOIR· Richland, Ohio· Built 1976· Earth· 34 ft tall
Significant Hazard Recreation Private

Key Takeaway

Ahrens Lake Dam is classified as significant hazard in Ohio. It was completed in 1976 and is 50 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 34 ft (taller than 71.7% in OH)
Dam Length290 ft
Dam TypeEarth
Max Storage61 acre-ft
Normal Storage44 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Max Discharge313 cfs
Year Completed1976 (50 years old)
NID IDOH00976

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: No
Last Inspection: September 24, 2019
State Regulated: Yes
Regulatory Agency: Department of Natural Resources

Ownership

Dennis and Anne Reed

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Ahrens Lake Dam?

Ahrens Lake 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 Ahrens Lake Dam?

Ahrens Lake Dam is owned by Dennis and Anne Reed (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Ahrens Lake Dam built?

Ahrens Lake Dam was completed in 1976, making it 50 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 Ahrens Lake Dam?

Ahrens Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Ahrens Lake Dam?

Ahrens Lake Dam has a dam height of 34 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 Ahrens Lake Dam last inspected?

Ahrens Lake Dam was last inspected on September 24, 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.