Frd No 9

Frd No 9 is an earth dam located in Atchison County, Kansas, built in 1963. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Frd No 9

The primary purpose of Frd No 9 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Atchison, City Of (local government). It impounds the White Clay Creek-tr near Atchison.

The dam stands 54 feet tall and stretches 1,060 feet across, creates a reservoir covering 23 acres, has a maximum storage capacity of 842 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1963, the structure is well into its service life at over 50 years old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 02/13/2023.

At 54 feet, this dam is taller than 94% of dams nationwide.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Kansas dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateKansas
CountyAtchison
Nearest CityAtchison
River/StreamWhite Clay Creek-tr
Coordinates39.55495, -95.16252

Physical Characteristics

Dam TypeEarth
NID Height54 ft
Dam Height44 ft
Dam Length1,060 ft
Year Completed1963 (63 years old)

Storage & Hydraulics

NID Storage842 acre-ft
Max Storage842 acre-ft
Normal Storage186 acre-ft
Surface Area23 acres
Drainage Area0 sq mi
Max Discharge4,700 cfs

Ownership & Safety

PurposeFlood Risk Reduction
OwnerATCHISON, CITY OF
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection02/13/2023
Emergency Action PlanYes

Identifiers

NID IDKS02435
Federal IDKS02435
More InfoState Dam Safety Program

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