Nartron Dam

Hersey River· Osceola, Michigan· Built 1956· Earth· 17 ft tall
Low Hazard Recreation Private

Key Takeaway

Nartron Dam is classified as low hazard in Michigan. It was completed in 1956 and is 70 years old. Its primary use is recreation.

Physical Details

Dam Height 17 ft (taller than 61.1% in MI)
Dam Length480 ft
Dam TypeEarth
Max Storage360 acre-ft
Normal Storage240 acre-ft
Surface Area23 acres
Drainage Area87 sq mi
Max Discharge1,800 cfs
Year Completed1956 (70 years old)
NID IDMI00320

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: October 3, 2018
State Regulated: Yes
Regulatory Agency: MICHIGAN DEGLE

Ownership

Norman Rautiola

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Nartron Dam?

Nartron 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 Nartron Dam?

Nartron Dam is owned by Norman Rautiola (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Nartron Dam built?

Nartron Dam was completed in 1956, making it 70 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 Nartron Dam?

Nartron 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 Nartron Dam?

Nartron Dam has a dam height of 17 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 Nartron Dam last inspected?

Nartron Dam was last inspected on October 3, 2018. 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.