Nichwagh Lake Dam

Tributary to Huron River· Livingston, Michigan· Built 1830· Gravity· 16 ft tall
High Hazard Recreation Private

Key Takeaway

Nichwagh Lake Dam is classified as high hazard in Michigan. It was completed in 1830 and is 196 years old. Its primary use is recreation. 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 16 ft (taller than 55.7% in MI)
Dam Length205 ft
Dam TypeGravity
Max Storage1.7K acre-ft
Normal Storage250 acre-ft
Surface Area130 acres
Drainage Area18 sq mi
Max Discharge732 cfs
Year Completed1830 (196 years old)
NID IDMI00598

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: November 1, 2018
State Regulated: Yes
Regulatory Agency: MICHIGAN DEGLE

Ownership

Livingston County Drain Commissione

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Nichwagh Lake Dam?

Nichwagh Lake 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 Nichwagh Lake Dam?

Nichwagh Lake Dam is owned by Livingston County Drain Commissione (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Nichwagh Lake Dam built?

Nichwagh Lake Dam was completed in 1830, making it 196 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 Nichwagh Lake Dam?

Nichwagh Lake 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 Nichwagh Lake Dam?

Nichwagh Lake Dam has a dam height of 16 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 Nichwagh Lake Dam last inspected?

Nichwagh Lake Dam was last inspected on November 1, 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.