Arrowhead Lake Dam No. 1

TRIBUTARY TO MILL CREEK· Mahoning, Ohio· Built 1952· Earth· 30 ft tall
Significant Hazard Recreation Private

Key Takeaway

Arrowhead Lake Dam No. 1 is classified as significant hazard in Ohio. It was completed in 1952 and is 74 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 30 ft (taller than 61.5% in OH)
Dam Length360 ft
Dam TypeEarth
Max Storage472 acre-ft
Normal Storage252 acre-ft
Surface Area35 acres
Drainage Area1 sq mi
Max Discharge808 cfs
Year Completed1952 (74 years old)
NID IDOH00409

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: September 23, 2021
State Regulated: Yes
Regulatory Agency: Department of Natural Resources

Ownership

APL Properties, LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Arrowhead Lake Dam No. 1?

Arrowhead Lake Dam No. 1 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Arrowhead Lake Dam No. 1?

Arrowhead Lake Dam No. 1 is owned by APL Properties, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Arrowhead Lake Dam No. 1 built?

Arrowhead Lake Dam No. 1 was completed in 1952, making it 74 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 Arrowhead Lake Dam No. 1?

Arrowhead Lake Dam No. 1 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 Arrowhead Lake Dam No. 1?

Arrowhead Lake Dam No. 1 has a dam height of 30 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 Arrowhead Lake Dam No. 1 last inspected?

Arrowhead Lake Dam No. 1 was last inspected on September 23, 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.