Mosquito Creek Dam

MOSQUITO CREEK· Trumbull, Ohio· Built 1944· Earth·

Key Takeaway

Mosquito Creek Dam is classified as high hazard in Ohio. It was completed in 1944 and is 82 years old. Its primary use is flood risk reduction. 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 Length5,650 ft
Dam TypeEarth
Max Storage180.0K acre-ft
Normal Storage82.4K acre-ft
Surface Area7,850 acres
Drainage Area97 sq mi
Max Discharge4,180 cfs
Year Completed1944 (82 years old)
NID IDOH00031

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: May 7, 2021
State Regulated: No

Ownership

USACE - Pittsburgh District

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mosquito Creek Dam?

Mosquito Creek Dam 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 Mosquito Creek Dam?

Mosquito Creek Dam is owned by USACE - Pittsburgh District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mosquito Creek Dam built?

Mosquito Creek Dam was completed in 1944, making it 82 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 Mosquito Creek Dam?

Mosquito Creek Dam serves the following purposes: Flood Risk Reduction, Other, Fish And Wildlife Pond, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Mosquito Creek Dam last inspected?

Mosquito Creek Dam was last inspected on May 7, 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.