Chuniixsax Hydro Dam

CHUNIIXSAX CREEK· Aleutians West Census Area, Alaska· Other·
Significant Hazard Hydroelectric Local Government

Key Takeaway

Chuniixsax Hydro Dam is classified as significant hazard in Alaska. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam TypeOther
Normal Storage0 acre-ft
NID IDAK00306

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: September 11, 2019
State Regulated: Yes
Regulatory Agency: AKDNR

Ownership

CITY OF ATKA

Local Government

Frequently Asked Questions

What is the hazard classification of Chuniixsax Hydro Dam?

Chuniixsax Hydro Dam 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 Chuniixsax Hydro Dam?

Chuniixsax Hydro Dam is owned by CITY OF ATKA (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Chuniixsax Hydro Dam?

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

When was Chuniixsax Hydro Dam last inspected?

Chuniixsax Hydro Dam was last inspected on September 11, 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.