Del-Co Upland Storage Reservoir No. 5

OLENTANGY RIVER· Delaware, Ohio· Built 2004· Earth· 45 ft tall
High Hazard Water Supply Public Utility

Key Takeaway

Del-Co Upland Storage Reservoir No. 5 is classified as high hazard in Ohio. It was completed in 2004 and is 22 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 45 ft (taller than 88% in OH)
Dam Length7,973 ft
Dam TypeEarth
Max Storage3.4K acre-ft
Normal Storage3.1K acre-ft
Surface Area85 acres
Drainage Area0 sq mi
Max Discharge173 cfs
Year Completed2004 (22 years old)
NID IDOH03066

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: July 2, 2018
State Regulated: Yes
Regulatory Agency: Department of Natural Resources

Ownership

Del-Co Water Company, Inc.

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Del-Co Upland Storage Reservoir No. 5?

Del-Co Upland Storage Reservoir No. 5 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 Del-Co Upland Storage Reservoir No. 5?

Del-Co Upland Storage Reservoir No. 5 is owned by Del-Co Water Company, Inc. (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Del-Co Upland Storage Reservoir No. 5 built?

Del-Co Upland Storage Reservoir No. 5 was completed in 2004, making it 22 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 Del-Co Upland Storage Reservoir No. 5?

Del-Co Upland Storage Reservoir No. 5 serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Del-Co Upland Storage Reservoir No. 5?

Del-Co Upland Storage Reservoir No. 5 has a dam height of 45 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 Del-Co Upland Storage Reservoir No. 5 last inspected?

Del-Co Upland Storage Reservoir No. 5 was last inspected on July 2, 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.