Reservoir Dam

COTTONWOOD CREEK· Howard, Missouri· Built 1954· Earth· 23 ft tall
High Hazard Flood Risk Reduction Irrigation State Government

Key Takeaway

Reservoir Dam is classified as high hazard in Missouri. It was completed in 1954 and is 72 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 Height 23 ft (taller than 18% in MO)
Dam TypeEarth
Max Storage394 acre-ft
Normal Storage53 acre-ft
Surface Area32 acres
Drainage Area1,403 sq mi
Year Completed1954 (72 years old)
NID IDMO10001

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: No
Last Inspection: June 1, 1979
State Regulated: No

Ownership

UNIV.MO/COLUMBIA

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Reservoir Dam?

Reservoir 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 Reservoir Dam?

Reservoir Dam is owned by UNIV.MO/COLUMBIA (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Reservoir Dam built?

Reservoir Dam was completed in 1954, making it 72 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 Reservoir Dam?

Reservoir Dam serves the following purposes: Flood Risk Reduction, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Reservoir Dam?

Reservoir Dam has a dam height of 23 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 Reservoir Dam last inspected?

Reservoir Dam was last inspected on June 1, 1979. 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.