Hartman Dam

TRIBUTARY TO VERMILION RIVER· Huron, Ohio· Built 1972· Earth· 19 ft tall
Low Hazard Recreation Private

Key Takeaway

Hartman Dam is classified as low hazard in Ohio. It was completed in 1972 and is 54 years old. Its primary use is recreation.

Physical Details

Dam Height 19 ft (taller than 24.6% in OH)
Dam Length120 ft
Dam TypeEarth
Max Storage136 acre-ft
Normal Storage41 acre-ft
Surface Area11 acres
Drainage Area0 sq mi
Max Discharge394 cfs
Year Completed1972 (54 years old)
NID IDOH00221

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: June 25, 2021
State Regulated: Yes
Regulatory Agency: Department of Natural Resources

Ownership

Harley D and Jenna M Hartman

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hartman Dam?

Hartman 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 Hartman Dam?

Hartman Dam is owned by Harley D and Jenna M Hartman (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hartman Dam built?

Hartman Dam was completed in 1972, making it 54 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 Hartman Dam?

Hartman 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 Hartman Dam?

Hartman Dam has a dam height of 19 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 Hartman Dam last inspected?

Hartman Dam was last inspected on June 25, 2021. 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.