Hayden Lake

HAYDEN CREEK HAYDEN LAKE· Kootenai, Idaho· Built 1910· 13 ft tall
Low Hazard Other Private

Key Takeaway

Hayden Lake is classified as low hazard in Idaho. It was completed in 1910 and is 116 years old. Its primary use is other.

Physical Details

Dam Height 13 ft (taller than 5.1% in ID)
Dam Length1,525 ft
Normal Storage38.0K acre-ft
Surface Area4,200 acres
Drainage Area64 sq mi
Max Discharge0 cfs
Year Completed1910 (116 years old)
Year Modified1998
NID IDID00262

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: September 27, 2017
State Regulated: Yes
Regulatory Agency: IDWR

Ownership

Private

Nearby Dams

Avondale Lake

Kootenai, ID

Significant Hazard 9 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 Hayden Lake?

Hayden Lake is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Hayden Lake?

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

When was Hayden Lake built?

Hayden Lake was completed in 1910, making it 116 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 Hayden Lake?

Hayden 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 Hayden Lake?

Hayden Lake has a dam height of 13 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 Hayden Lake last inspected?

Hayden Lake was last inspected on September 27, 2017. 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.