Fawn Lake Dam North

None· Ketchikan Gateway Borough, Alaska· Built 1959· Rockfill· 15 ft tall
Significant Hazard Hydroelectric Water Supply Local Government

Key Takeaway

Fawn Lake Dam North is classified as significant hazard in Alaska. It was completed in 1959 and is 67 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 15 ft (taller than 25.9% in AK)
Dam Length200 ft
Dam TypeRockfill
Normal Storage80 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Max Discharge720 cfs
Year Completed1959 (67 years old)
NID IDAK00037

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: Yes
Last Inspection: June 23, 2022
State Regulated: No

Ownership

City of Ketchikan

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Fawn Lake Dam North?

Fawn Lake Dam North 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 Fawn Lake Dam North?

Fawn Lake Dam North is owned by City of Ketchikan (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Fawn Lake Dam North built?

Fawn Lake Dam North was completed in 1959, making it 67 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 Fawn Lake Dam North?

Fawn Lake Dam North serves the following purposes: Hydroelectric, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Fawn Lake Dam North?

Fawn Lake Dam North has a dam height of 15 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 Fawn Lake Dam North last inspected?

Fawn Lake Dam North was last inspected on June 23, 2022. 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.