Cedarville Operation Tailings Basin Dam

trib to Lake Huron· Mackinac, Michigan· Earth· 10 ft tall

High Hazard Tailings Private

Key Takeaway

Cedarville Operation Tailings Basin Dam is classified as high hazard in Michigan. Its primary use is tailings. 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	10 ft (taller than 20.5% in MI)
Dam Type	Earth
Max Storage	373 acre-ft
Normal Storage	213 acre-ft

Surface Area	80 acres
NID ID	MI02671

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: August 6, 2019

State Regulated: Yes

Regulatory Agency: MICHIGAN DEGLE

Ownership

Carmeuse Lime & Stone

Private

Nearby Dams

Christian Service Camp Dam

Chippewa, MI

Low Hazard 21 ft

Frequently Asked Questions

What is the hazard classification of Cedarville Operation Tailings Basin Dam?

Cedarville Operation Tailings Basin 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 Cedarville Operation Tailings Basin Dam?

Cedarville Operation Tailings Basin Dam is owned by Carmeuse Lime & Stone (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Cedarville Operation Tailings Basin Dam?

Cedarville Operation Tailings Basin Dam serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Cedarville Operation Tailings Basin Dam?

Cedarville Operation Tailings Basin Dam has a dam height of 10 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 Cedarville Operation Tailings Basin Dam last inspected?

Cedarville Operation Tailings Basin Dam was last inspected on August 6, 2019. 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.