Red Dog Tailings Main Dam

S.F. RED DOG CR· Northwest Arctic Borough, Alaska· Built 1993· Rockfill· 208 ft tall
High Hazard Tailings Private

Physical Details

Dam Height 208 ft (taller than 95.3% in AK)
Dam Length5,700 ft
Dam TypeRockfill
Max Storage40.0K acre-ft
Normal Storage36.8K acre-ft
Surface Area629 acres
Drainage Area3 sq mi
Year Completed1993 (33 years old)
NID IDAK00201

Safety Information

High Hazard

Loss of human life is likely if the dam fails

Emergency Action Plan: Yes
Last Inspection: August 3, 2020
State Regulated: Yes
Regulatory Agency: AKDNR

Ownership

TECK ALASKA INC.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Red Dog Tailings Main Dam?

Red Dog Tailings Main Dam is classified as High Hazard. Loss of human life is likely if the dam fails.

Who owns Red Dog Tailings Main Dam?

Red Dog Tailings Main Dam is owned by TECK ALASKA INC. (Private).

When was Red Dog Tailings Main Dam last inspected?

Red Dog Tailings Main Dam was last inspected on August 3, 2020.

When was Red Dog Tailings Main Dam built?

Red Dog Tailings Main Dam was completed in 1993, making it 33 years old.

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.