Bear Trap Dam

North Branch Paint River· Iron, Michigan· Built 1885· Earth· 7 ft tall
Low Hazard Recreation Private

Key Takeaway

Bear Trap Dam is classified as low hazard in Michigan. It was completed in 1885 and is 141 years old. Its primary use is recreation.

Physical Details

Dam Height 7 ft (taller than 1.3% in MI)
Dam Length250 ft
Dam TypeEarth
Max Storage655 acre-ft
Normal Storage415 acre-ft
Surface Area318 acres
Drainage Area0 sq mi
Max Discharge190 cfs
Year Completed1885 (141 years old)
NID IDMI00090

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
Last Inspection: January 1, 1901
State Regulated: Yes
Regulatory Agency: MICHIGAN DEGLE

Ownership

Mr. and Mrs. Richard Gilleylen

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Bear Trap Dam?

Bear Trap 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 Bear Trap Dam?

Bear Trap Dam is owned by Mr. and Mrs. Richard Gilleylen (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Bear Trap Dam built?

Bear Trap Dam was completed in 1885, making it 141 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 Bear Trap Dam?

Bear Trap 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 Bear Trap Dam?

Bear Trap Dam has a dam height of 7 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 Bear Trap Dam last inspected?

Bear Trap Dam was last inspected on January 1, 1901. 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.