Crystal Blue Lake Dam

TR-SALT RIVER· Ralls, Missouri· Built 1960· Earth· 34 ft tall
Low Hazard Recreation Private

Key Takeaway

Crystal Blue Lake Dam is classified as low hazard in Missouri. It was completed in 1960 and is 66 years old. Its primary use is recreation.

Physical Details

Dam Height 34 ft (taller than 82.3% in MO)
Dam TypeEarth
Max Storage309 acre-ft
Normal Storage198 acre-ft
Surface Area17 acres
Drainage Area315 sq mi
Year Completed1960 (66 years old)
NID IDMO10008

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

FRANCIS SMASHY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Crystal Blue Lake Dam?

Crystal Blue Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Crystal Blue Lake Dam?

Crystal Blue Lake Dam is owned by FRANCIS SMASHY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Crystal Blue Lake Dam built?

Crystal Blue Lake Dam was completed in 1960, making it 66 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 Crystal Blue Lake Dam?

Crystal Blue 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 Crystal Blue Lake Dam?

Crystal Blue Lake Dam has a dam height of 34 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.