Avondale Lake

UNNAMED STREAM AVONDALE· Kootenai, Idaho· 9 ft tall
Significant Hazard Other Private

Key Takeaway

Avondale Lake is classified as significant hazard in Idaho. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 9 ft (taller than 1.3% in ID)
Dam Length96 ft
Normal Storage139 acre-ft
Surface Area69 acres
Drainage Area2 sq mi
NID IDID06114

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
Last Inspection: May 1, 2018
State Regulated: Yes
Regulatory Agency: IDWR

Ownership

Private

Nearby Dams

Hayden Lake

Kootenai, ID

Low Hazard 13 ft

Chilco

Kootenai, ID

Significant Hazard 17 ft

Twin Lakes

Kootenai, ID

Significant Hazard 14 ft

Post Falls Earth Dike

Kootenai, ID

High Hazard 16 ft

Post Falls North Channel

Kootenai, ID

High Hazard 31 ft

Post Falls South Channel

Kootenai, ID

High Hazard 25 ft

Frequently Asked Questions

What is the hazard classification of Avondale Lake?

Avondale Lake 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 Avondale Lake?

Avondale Lake is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Avondale Lake?

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

How tall is Avondale Lake?

Avondale Lake has a dam height of 9 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 Avondale Lake last inspected?

Avondale Lake was last inspected on May 1, 2018. 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.