Hidden Valley Lake Dam

TR TO ROCKY FORK· Ray, Missouri· Earth· 52 ft tall
High Hazard Recreation Private

Key Takeaway

Hidden Valley 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 52 ft (taller than 95.7% in MO)
Dam Length830 ft
Dam TypeEarth
Max Storage454 acre-ft
Normal Storage454 acre-ft
Surface Area28 acres
Drainage Area0 sq mi
Max Discharge998 cfs
NID IDMO11237

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: January 18, 2023
State Regulated: Yes
Regulatory Agency: Dam and Reservoir Safety Program

Ownership

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hidden Valley Lake Dam?

Hidden Valley 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 Hidden Valley Lake Dam?

Hidden Valley Lake Dam is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Hidden Valley Lake Dam?

Hidden Valley 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 Hidden Valley Lake Dam?

Hidden Valley Lake Dam has a dam height of 52 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 Hidden Valley Lake Dam last inspected?

Hidden Valley Lake Dam was last inspected on January 18, 2023. 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.