Blake Lake Dam

TR TO LONG BRANCH· Maries, Missouri· Built 1955· Earth· 30 ft tall
Low Hazard Recreation Private

Key Takeaway

Blake Lake Dam is classified as low hazard in Missouri. It was completed in 1955 and is 71 years old. Its primary use is recreation.

Physical Details

Dam Height 30 ft (taller than 63.5% in MO)
Dam TypeEarth
Max Storage64 acre-ft
Normal Storage33 acre-ft
Surface Area4 acres
Drainage Area50 sq mi
Year Completed1955 (71 years old)
NID IDMO30172

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

P&M BLAKE & K E HELSTEIN

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Blake Lake Dam?

Blake 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 Blake Lake Dam?

Blake Lake Dam is owned by P&M BLAKE & K E HELSTEIN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Blake Lake Dam built?

Blake Lake Dam was completed in 1955, making it 71 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 Blake Lake Dam?

Blake 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 Blake Lake Dam?

Blake Lake Dam has a dam height of 30 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.