Willow Lake

COWSKIN CREEK-TR· Sedgwick, Kansas· Earth· 12 ft tall
Significant Hazard Recreation Private

Key Takeaway

Willow Lake is classified as significant hazard in Kansas. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 12 ft (taller than 1.3% in KS)
Dam Length1,000 ft
Dam TypeEarth
Max Storage97 acre-ft
Normal Storage33 acre-ft
Surface Area8 acres
Drainage Area0 sq mi
NID IDKS07508

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: March 9, 2012
State Regulated: No
Regulatory Agency: KS Dept. of Agriculture

Ownership

WILLOW LAKES HOMEOWNER'S ASSN

Private

Nearby Dams

Dam KS04892

Sedgwick, KS

Low Hazard 16 ft

Dam KS03764

Sedgwick, KS

Low Hazard 15 ft

Dam KS03765

Sedgwick, KS

Low Hazard 14 ft

Dam KS03760

Sedgwick, KS

Low Hazard 15 ft

Dam KS04894

Sedgwick, KS

Low Hazard 15 ft

Ast Dam

Sedgwick, KS

Low Hazard 15 ft

Dam KS03759

Sedgwick, KS

Low Hazard 15 ft

Strunk (Legg) Dam

Sedgwick, KS

Low Hazard 14 ft

Frequently Asked Questions

What is the hazard classification of Willow Lake?

Willow 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 Willow Lake?

Willow Lake is owned by WILLOW LAKES HOMEOWNER'S ASSN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Willow Lake?

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

How tall is Willow Lake?

Willow Lake has a dam height of 12 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 Willow Lake last inspected?

Willow Lake was last inspected on March 9, 2012. 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.