Nspc Stage 2 Tailings

Hay Creek-OS· St. Louis, Minnesota· Built 1978· Earth· 60 ft tall
Significant Hazard Tailings Private

Key Takeaway

Nspc Stage 2 Tailings is classified as significant hazard in Minnesota. It was completed in 1978 and is 48 years old. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 60 ft (taller than 97.8% in MN)
Dam Length25,300 ft
Dam TypeEarth
Max Storage10.0K acre-ft
Normal Storage2.1K acre-ft
Drainage Area9 sq mi
Year Completed1978 (48 years old)
NID IDMN00801

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, 2021
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

US Steel

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Nspc Stage 2 Tailings?

Nspc Stage 2 Tailings 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 Nspc Stage 2 Tailings?

Nspc Stage 2 Tailings is owned by US Steel (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Nspc Stage 2 Tailings built?

Nspc Stage 2 Tailings was completed in 1978, making it 48 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 Nspc Stage 2 Tailings?

Nspc Stage 2 Tailings 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 Nspc Stage 2 Tailings?

Nspc Stage 2 Tailings has a dam height of 60 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 Nspc Stage 2 Tailings last inspected?

Nspc Stage 2 Tailings was last inspected on September 29, 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.