Lower Eklutna

EKLUTNA RIVER· Municipality of Anchorage, Alaska· Built 1923· Arch·
Significant Hazard Hydroelectric Private

Key Takeaway

Lower Eklutna is classified as significant hazard in Alaska. It was completed in 1923 and is 103 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length95 ft
Dam TypeArch
Max Storage16 acre-ft
Normal Storage15 acre-ft
Max Discharge4,600 cfs
Year Completed1923 (103 years old)
NID IDAK00093

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: No
State Regulated: Yes
Regulatory Agency: AKDNR

Ownership

EKLUTNA INC.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lower Eklutna?

Lower Eklutna 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 Lower Eklutna?

Lower Eklutna is owned by EKLUTNA INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lower Eklutna built?

Lower Eklutna was completed in 1923, making it 103 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 Lower Eklutna?

Lower Eklutna serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

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.