Dd No 22

KANSAS RIVER-TR· Wabaunsee, Kansas· Built 2005· Earth· 34 ft tall
Significant Hazard Flood Risk Reduction Local Government

Key Takeaway

Dd No 22 is classified as significant hazard in Kansas. It was completed in 2005 and is 21 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 34 ft (taller than 84% in KS)
Dam Length1,550 ft
Dam TypeEarth
Max Storage463 acre-ft
Normal Storage53 acre-ft
Surface Area10 acres
Drainage Area1 sq mi
Max Discharge1,923 cfs
Year Completed2005 (21 years old)
Year Modified2005
NID IDKS09253

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: April 27, 2021
State Regulated: Yes
Regulatory Agency: KS Dept. of Agriculture

Ownership

MILL CREEK WJD NO 85

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Dd No 22?

Dd No 22 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 Dd No 22?

Dd No 22 is owned by MILL CREEK WJD NO 85 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Dd No 22 built?

Dd No 22 was completed in 2005, making it 21 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 Dd No 22?

Dd No 22 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Dd No 22?

Dd No 22 has a dam height of 34 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 Dd No 22 last inspected?

Dd No 22 was last inspected on April 27, 2021. 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.