Shadow Lake Dam

CEDAR CREEK-TR· Johnson, Kansas· Earth· 65 ft tall

High Hazard Flood Risk Reduction Irrigation Private

Key Takeaway

Shadow Lake Dam is classified as high hazard in Kansas. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height	65 ft (taller than 99.2% in KS)
Dam Length	1,170 ft
Dam Type	Earth
Max Storage	2.6K acre-ft
Normal Storage	1.4K acre-ft

Surface Area	66 acres
Drainage Area	4 sq mi
Max Discharge	17,200 cfs
Year Modified	2015
NID ID	KS07300

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes

Last Inspection: May 27, 2020

State Regulated: Yes

Regulatory Agency: KS Dept. of Agriculture

Ownership

CEDAR CREEK PROPERTIES INC

Private

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Frequently Asked Questions

What is the hazard classification of Shadow Lake Dam?

Shadow Lake Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Shadow Lake Dam?

Shadow Lake Dam is owned by CEDAR CREEK PROPERTIES INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Shadow Lake Dam?

Shadow Lake Dam serves the following purposes: Flood Risk Reduction, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Shadow Lake Dam?

Shadow Lake Dam has a dam height of 65 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 Shadow Lake Dam last inspected?

Shadow Lake Dam was last inspected on May 27, 2020. 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.