Red Dog Water Supply Dam
Red Dog Water Supply Dam is a rockfill dam located in Northwest Arctic Borough, Alaska, built in 1989. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Red Dog Water Supply Dam
The primary purpose of Red Dog Water Supply Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Teck Alaska Inc (private). It impounds the Bons Creek near Kivalina.
The dam stands 75 feet tall and stretches 415 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 684 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1989, the structure is 37 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 08/01/2020.
At 75 feet, this dam is taller than 97% of all dams in the United States.
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Location
| State | Alaska |
| County | Northwest Arctic Borough |
| Nearest City | Kivalina |
| River/Stream | Bons Creek |
| Coordinates | 68.02688, -162.93172 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 75 ft |
| Dam Height | 63 ft |
| Dam Length | 415 ft |
| Year Completed | 1989 (37 years old) |
Storage & Hydraulics
| NID Storage | 684 acre-ft |
| Max Storage | 684 acre-ft |
| Normal Storage | 535 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 990 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | TECK ALASKA INC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/01/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | AK00200 |
| Federal ID | AK00200 |
| More Info | State Dam Safety Program |