Fallasburg Dam

Flat River· Kent, Michigan· Built 1903· Concrete· 35 ft tall
High Hazard Hydroelectric Recreation Private

Key Takeaway

Fallasburg Dam is classified as high hazard in Michigan. It was completed in 1903 and is 123 years old. Its primary use is hydroelectric. 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 35 ft (taller than 93% in MI)
Dam Length900 ft
Dam TypeConcrete
Max Storage3.5K acre-ft
Normal Storage2.4K acre-ft
Surface Area216 acres
Drainage Area568 sq mi
Max Discharge13,400 cfs
Year Completed1903 (123 years old)
NID IDMI00506

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: Yes
Last Inspection: June 29, 2022
State Regulated: No

Ownership

STS HydroPower LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Fallasburg Dam?

Fallasburg 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 Fallasburg Dam?

Fallasburg Dam is owned by STS HydroPower LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Fallasburg Dam built?

Fallasburg Dam was completed in 1903, making it 123 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 Fallasburg Dam?

Fallasburg Dam serves the following purposes: Hydroelectric, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Fallasburg Dam?

Fallasburg Dam has a dam height of 35 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 Fallasburg Dam last inspected?

Fallasburg Dam was last inspected on June 29, 2022. 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.