Sunbury Upground Reservoir No. 2

OFFSTREAM· Delaware, Ohio· Built 1964· Earth· 20 ft tall
High Hazard Recreation Local Government

Key Takeaway

Sunbury Upground Reservoir No. 2 is classified as high hazard in Ohio. It was completed in 1964 and is 62 years old. Its primary use is recreation. 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 20 ft (taller than 27.7% in OH)
Dam Length2,535 ft
Dam TypeEarth
Max Storage128 acre-ft
Normal Storage110 acre-ft
Surface Area9 acres
Drainage Area0 sq mi
Max Discharge6 cfs
Year Completed1964 (62 years old)
NID IDOH00747

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: December 23, 2020
State Regulated: Yes
Regulatory Agency: Department of Natural Resources

Ownership

Village of Sunbury

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sunbury Upground Reservoir No. 2?

Sunbury Upground Reservoir No. 2 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 Sunbury Upground Reservoir No. 2?

Sunbury Upground Reservoir No. 2 is owned by Village of Sunbury (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sunbury Upground Reservoir No. 2 built?

Sunbury Upground Reservoir No. 2 was completed in 1964, making it 62 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 Sunbury Upground Reservoir No. 2?

Sunbury Upground Reservoir No. 2 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 Sunbury Upground Reservoir No. 2?

Sunbury Upground Reservoir No. 2 has a dam height of 20 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 Sunbury Upground Reservoir No. 2 last inspected?

Sunbury Upground Reservoir No. 2 was last inspected on December 23, 2020. 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.