Red Dog Mine Water Diversion Dam is a rockfill dam located in Northwest Arctic Borough, Alaska, built in 1991. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 34 ft34 ft tall and 350 ft long, taller than 78% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic rockfill embankment section and the water level is illustrative.
About Red Dog Mine Water Diversion Dam
The primary purpose of Red Dog Mine Water Diversion Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Teck Alaska Inc. (private). It impounds the Red Dog Creek near Kivalina.
The dam stands 34 feet tall and stretches 350 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 58 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1991, the structure is 35 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 06/12/2019.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Alaska |
| County | Northwest Arctic Borough |
| Nearest City | Kivalina |
| River/Stream | Red Dog Creek |
| Coordinates | 68.07502, -162.85831 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 34 ft |
| Dam Height | 25 ft |
| Dam Length | 350 ft |
| Year Completed | 1991 (35 years old) |
Storage & Hydraulics
| NID Storage | 58 acre-ft |
| Max Storage | 58 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 75 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Teck Alaska Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 06/12/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | AK00260 |
| Federal ID | AK00260 |
| More Info | State Dam Safety Program |