Humany Dam

Tributary to Dickerson Creek· Ionia, Michigan· Built 1932· Earth· 10 ft tall
Low Hazard Recreation State Government

Key Takeaway

Humany Dam is classified as low hazard in Michigan. It was completed in 1932 and is 94 years old. Its primary use is recreation.

Physical Details

Dam Height 10 ft (taller than 20.5% in MI)
Dam Length311 ft
Dam TypeEarth
Max Storage102 acre-ft
Normal Storage37 acre-ft
Surface Area18 acres
Drainage Area20 sq mi
Max Discharge400 cfs
Year Completed1932 (94 years old)
NID IDMI00097

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: November 8, 2019
State Regulated: Yes
Regulatory Agency: MICHIGAN DEGLE

Ownership

MDNR Wildlife

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Humany Dam?

Humany 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 Humany Dam?

Humany Dam is owned by MDNR Wildlife (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Humany Dam built?

Humany Dam was completed in 1932, making it 94 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 Humany Dam?

Humany 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 Humany Dam?

Humany 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 Humany Dam last inspected?

Humany Dam was last inspected on November 8, 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.