Hopkins Lake Dam

TRIB TO OLD MINES CREEK· Washington, Missouri· Built 1991· Earth· 30 ft tall
Low Hazard Recreation Private

Key Takeaway

Hopkins Lake Dam is classified as low hazard in Missouri. It was completed in 1991 and is 35 years old. Its primary use is recreation.

Physical Details

Dam Height 30 ft (taller than 63.5% in MO)
Dam TypeEarth
Max Storage80 acre-ft
Normal Storage50 acre-ft
Surface Area5 acres
Drainage Area320 sq mi
Year Completed1991 (35 years old)
NID IDMO31949

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

HARRY HOPKINS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hopkins Lake Dam?

Hopkins 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 Hopkins Lake Dam?

Hopkins Lake Dam is owned by HARRY HOPKINS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hopkins Lake Dam built?

Hopkins Lake Dam was completed in 1991, making it 35 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 Hopkins Lake Dam?

Hopkins 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 Hopkins Lake Dam?

Hopkins 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.