Hidden Hill Lake Dam

TWELVEMILE CREEK· Clermont, Ohio· Built 1943· Earth· 32 ft tall
Low Hazard Recreation Private

Key Takeaway

Hidden Hill Lake Dam is classified as low hazard in Ohio. It was completed in 1943 and is 83 years old. Its primary use is recreation.

Physical Details

Dam Height 32 ft (taller than 67.5% in OH)
Dam Length240 ft
Dam TypeEarth
Max Storage99 acre-ft
Normal Storage58 acre-ft
Surface Area8 acres
Drainage Area1 sq mi
Max Discharge799 cfs
Year Completed1943 (83 years old)
NID IDOH01360

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

Emergency Action Plan: No
Last Inspection: April 25, 2018
State Regulated: Yes
Regulatory Agency: Department of Natural Resources

Ownership

Strosnider Scott SUC Trustee

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hidden Hill Lake Dam?

Hidden Hill Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Hidden Hill Lake Dam?

Hidden Hill Lake Dam is owned by Strosnider Scott SUC Trustee (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hidden Hill Lake Dam built?

Hidden Hill Lake Dam was completed in 1943, making it 83 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 Hidden Hill Lake Dam?

Hidden Hill 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 Hidden Hill Lake Dam?

Hidden Hill Lake Dam has a dam height of 32 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 Hidden Hill Lake Dam last inspected?

Hidden Hill Lake Dam was last inspected on April 25, 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.