Elkem Fluid Waste Pond 3a

TRIBUTARY TO LAKE ERIE - OFFSTREAM· Ashtabula, Ohio· Built 1967· Earth· 40 ft tall
Significant Hazard Tailings Private

Key Takeaway

Elkem Fluid Waste Pond 3a is classified as significant hazard in Ohio. It was completed in 1967 and is 59 years old. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 40 ft (taller than 82.8% in OH)
Dam Length3,350 ft
Dam TypeEarth
Max Storage278 acre-ft
Normal Storage236 acre-ft
Surface Area23 acres
Drainage Area0 sq mi
Max Discharge20 cfs
Year Completed1967 (59 years old)
NID IDOH01179

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 29, 2022
State Regulated: Yes
Regulatory Agency: Department of Natural Resources

Ownership

EMC Ashtabula, Inc.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Elkem Fluid Waste Pond 3a?

Elkem Fluid Waste Pond 3a 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 Elkem Fluid Waste Pond 3a?

Elkem Fluid Waste Pond 3a is owned by EMC Ashtabula, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Elkem Fluid Waste Pond 3a built?

Elkem Fluid Waste Pond 3a was completed in 1967, making it 59 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 Elkem Fluid Waste Pond 3a?

Elkem Fluid Waste Pond 3a serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Elkem Fluid Waste Pond 3a?

Elkem Fluid Waste Pond 3a has a dam height of 40 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 Elkem Fluid Waste Pond 3a last inspected?

Elkem Fluid Waste Pond 3a was last inspected on September 29, 2022. 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.