New London Reservoir

VERMILION RIVER - OFFSTREAM· Huron, Ohio· Built 1975· Earth· 39 ft tall
High Hazard Water Supply Recreation Local Government

Key Takeaway

New London Reservoir is classified as high hazard in Ohio. It was completed in 1975 and is 51 years old. Its primary use is water supply. 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 Height 39 ft (taller than 81.2% in OH)
Dam Length11,805 ft
Dam TypeEarth
Max Storage5.4K acre-ft
Normal Storage4.2K acre-ft
Surface Area220 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1975 (51 years old)
NID IDOH00952

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 25, 2021
State Regulated: Yes
Regulatory Agency: Department of Natural Resources

Ownership

Village of New London

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of New London Reservoir?

New London Reservoir 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 New London Reservoir?

New London Reservoir is owned by Village of New London (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was New London Reservoir built?

New London Reservoir was completed in 1975, making it 51 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 New London Reservoir?

New London Reservoir serves the following purposes: Water Supply, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is New London Reservoir?

New London Reservoir has a dam height of 39 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 New London Reservoir last inspected?

New London Reservoir was last inspected on May 25, 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.