Upper Dam

Upper Dam is a dam located in Chautauqua County, Kansas, built in 1935. It carries a Significant hazard potential classification and has a poor condition assessment.

About Upper Dam

The primary purpose of Upper 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 Sedan, City Of (local government). It impounds the Deer Creek near Sedan.

The dam stands 44 feet tall and stretches 800 feet across, creates a reservoir covering 57 acres, has a maximum storage capacity of 1,249 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1935, the structure is well-established, with more than 75 years of service.

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 07/29/2021.

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
CountyChautauqua
Nearest CitySedan
River/StreamDeer Creek
Coordinates37.16953, -96.21897

Physical Characteristics

NID Height44 ft
Dam Height35 ft
Dam Length800 ft
Year Completed1935 (91 years old)

Storage & Hydraulics

NID Storage1,249 acre-ft
Max Storage1,249 acre-ft
Normal Storage826 acre-ft
Surface Area57 acres
Drainage Area4 sq mi

Ownership & Safety

PurposeWater Supply
OwnerSEDAN, CITY OF
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentPoor
Last Inspection07/29/2021
Emergency Action PlanYes

Identifiers

NID IDKS02462
Federal IDKS02462
More InfoState Dam Safety Program

Nearby Dams