Croswell Dam

Black River· Sanilac, Michigan· Built 1902· Concrete· 12 ft tall
Low Hazard Water Supply Private

Key Takeaway

Croswell Dam is classified as low hazard in Michigan. It was completed in 1902 and is 124 years old. Its primary use is water supply.

Physical Details

Dam Height 12 ft (taller than 32.7% in MI)
Dam Length200 ft
Dam TypeConcrete
Max Storage300 acre-ft
Normal Storage200 acre-ft
Surface Area42 acres
Drainage Area369 sq mi
Max Discharge1,960 cfs
Year Completed1902 (124 years old)
NID IDMI00321

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: July 13, 2017
State Regulated: Yes
Regulatory Agency: MICHIGAN DEGLE

Ownership

Michigan Sugar Company

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Croswell Dam?

Croswell 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 Croswell Dam?

Croswell Dam is owned by Michigan Sugar Company (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Croswell Dam built?

Croswell Dam was completed in 1902, making it 124 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 Croswell Dam?

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

How tall is Croswell Dam?

Croswell Dam has a dam height of 12 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 Croswell Dam last inspected?

Croswell Dam was last inspected on July 13, 2017. 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.