City Water Supply Dam

City Water Supply Dam is an earth dam located in Franklin County, Kansas, built in 1955. It carries a Significant hazard potential classification and has a poor condition assessment.

About City Water Supply Dam

The primary purpose of City Water Supply Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Richmond, City Of (local government). It impounds the Dry Branch-tr near Garnett.

The dam stands 44 feet tall and stretches 650 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 262 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1955, the structure is well into its service life at over 50 years old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 04/15/2022.

At 44 feet, this dam is taller than 90% of dams nationwide.

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

Significant HazardPoor ConditionEmergency Action Plan: Yes

Location

StateKansas
CountyFranklin
Nearest CityGarnett
River/StreamDry Branch-tr
Coordinates38.39262, -95.22323

Physical Characteristics

Dam TypeEarth
NID Height44 ft
Dam Height33 ft
Dam Length650 ft
Year Completed1955 (71 years old)

Storage & Hydraulics

NID Storage262 acre-ft
Max Storage262 acre-ft
Normal Storage172 acre-ft
Surface Area14 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerRICHMOND, CITY OF
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentPoor
Last Inspection04/15/2022
Emergency Action PlanYes

Identifiers

NID IDKS02477
Federal IDKS02477
More InfoState Dam Safety Program

Nearby Dams