Castle Ranch Lake Dam

MURRIL BRANCH· Jefferson, Missouri· Built 1950· 20 ft tall
High Hazard Private

Key Takeaway

Castle Ranch Lake Dam is classified as high hazard in Missouri. It was completed in 1950 and is 76 years old. 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 7.1% in MO)
Dam Length375 ft
Max Storage49 acre-ft
Normal Storage27 acre-ft
Surface Area5 acres
Drainage Area380 sq mi
Max Discharge250 cfs
Year Completed1950 (76 years old)
NID IDMO50002

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

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Castle Ranch Lake Dam?

Castle Ranch 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 Castle Ranch Lake Dam?

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

When was Castle Ranch Lake Dam built?

Castle Ranch Lake Dam was completed in 1950, making it 76 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

How tall is Castle Ranch Lake Dam?

Castle Ranch Lake Dam 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.

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.