Graves Lake Dam

TR-TARKIO RIVER· Atchison, Missouri· Earth· 25 ft tall
High Hazard Recreation Private

Key Takeaway

Graves Lake Dam is classified as high hazard in Missouri. 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 25 ft (taller than 23.5% in MO)
Dam TypeEarth
Max Storage67 acre-ft
Normal Storage37 acre-ft
Surface Area5 acres
Drainage Area159 sq mi
NID IDMO11255

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
State Regulated: No

Ownership

MARY GRAVES

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Graves Lake Dam?

Graves Lake 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 Graves Lake Dam?

Graves Lake Dam is owned by MARY GRAVES (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Graves Lake Dam?

Graves Lake Dam 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 Graves Lake Dam?

Graves Lake Dam has a dam height of 25 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.

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.