Red Dog Mine Water Diversion Dam

RED DOG CREEK· Northwest Arctic Borough, Alaska· Built 1991· Rockfill· 25 ft tall
Low Hazard Flood Risk Reduction Private

Key Takeaway

Red Dog Mine Water Diversion Dam is classified as low hazard in Alaska. It was completed in 1991 and is 35 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 25 ft (taller than 45.9% in AK)
Dam Length350 ft
Dam TypeRockfill
Max Storage58 acre-ft
Normal Storage0 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
Max Discharge75 cfs
Year Completed1991 (35 years old)
Year Modified1992
NID IDAK00260

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: Yes
Last Inspection: June 12, 2019
State Regulated: Yes
Regulatory Agency: AKDNR

Ownership

TECK ALASKA INC.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Red Dog Mine Water Diversion Dam?

Red Dog Mine Water Diversion 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 Red Dog Mine Water Diversion Dam?

Red Dog Mine Water Diversion Dam is owned by TECK ALASKA INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Red Dog Mine Water Diversion Dam built?

Red Dog Mine Water Diversion Dam was completed in 1991, making it 35 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 Red Dog Mine Water Diversion Dam?

Red Dog Mine Water Diversion Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Red Dog Mine Water Diversion Dam?

Red Dog Mine Water Diversion Dam has a dam height of 25 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 Red Dog Mine Water Diversion Dam last inspected?

Red Dog Mine Water Diversion Dam was last inspected on June 12, 2019. 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.