Streater Mill Dam

Tributary to Rocky River· Cass, Michigan· Built 1840· Earth· 14 ft tall
Low Hazard Recreation Private

Key Takeaway

Streater Mill Dam is classified as low hazard in Michigan. It was completed in 1840 and is 186 years old. Its primary use is recreation.

Physical Details

Dam Height 14 ft (taller than 44.8% in MI)
Dam Length288 ft
Dam TypeEarth
Max Storage110 acre-ft
Normal Storage20 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Max Discharge500 cfs
Year Completed1840 (186 years old)
NID IDMI00034

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: No

Ownership

M. A. Steil

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Streater Mill Dam?

Streater Mill 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 Streater Mill Dam?

Streater Mill Dam is owned by M. A. Steil (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Streater Mill Dam built?

Streater Mill Dam was completed in 1840, making it 186 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 Streater Mill Dam?

Streater Mill 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 Streater Mill Dam?

Streater Mill Dam has a dam height of 14 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 Streater Mill Dam last inspected?

Streater Mill 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.