Frd No 20

Frd No 20 is an earth dam located in Sedgwick County, Kansas, built in 1979. It carries a High hazard potential classification and has a fair condition assessment.

About Frd No 20

The primary purpose of Frd No 20 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 Whitewater River Wjd No 22 (local government). It impounds the Sand Creek-tr near Towanda.

The dam stands 34 feet tall and stretches 1,520 feet across, creates a reservoir covering 32 acres, and has a maximum storage capacity of 1,973 acre-feet. Completed in 1979, the structure is 47 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 04/06/2022.

At 34 feet, this dam is taller than 80% 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 HazardFair ConditionEmergency Action Plan: Yes

Location

StateKansas
CountySedgwick
Nearest CityTowanda
River/StreamSand Creek-tr
Coordinates37.90522, -97.21155

Physical Characteristics

Dam TypeEarth
NID Height34 ft
Dam Height34 ft
Dam Length1,520 ft
Year Completed1979 (47 years old)

Storage & Hydraulics

NID Storage1,973 acre-ft
Max Storage1,973 acre-ft
Normal Storage142 acre-ft
Surface Area32 acres
Max Discharge1,562 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerWHITEWATER RIVER WJD NO 22
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection04/06/2022
Emergency Action PlanYes

Identifiers

NID IDKS04890
Federal IDKS04890
More InfoState Dam Safety Program

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