Gsd No B-7 (Gc 1-B)

Atchison, Kansas· Built 1985· Earth· 27 ft tall
Low Hazard Flood Risk Reduction Debris Control Local Government

Key Takeaway

Gsd No B-7 (Gc 1-B) is classified as low hazard in Kansas. It was completed in 1985 and is 41 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 27 ft (taller than 57.6% in KS)
Dam Length655 ft
Dam TypeEarth
Max Storage287 acre-ft
Normal Storage50 acre-ft
Surface Area10 acres
Drainage Area1 sq mi
Max Discharge1,259 cfs
Year Completed1985 (41 years old)
NID IDKS05419

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
State Regulated: Yes
Regulatory Agency: KS Dept. of Agriculture

Ownership

DELAWARE WJD NO 10

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Gsd No B-7 (Gc 1-B)?

Gsd No B-7 (Gc 1-B) is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Gsd No B-7 (Gc 1-B)?

Gsd No B-7 (Gc 1-B) is owned by DELAWARE WJD NO 10 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Gsd No B-7 (Gc 1-B) built?

Gsd No B-7 (Gc 1-B) was completed in 1985, making it 41 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 Gsd No B-7 (Gc 1-B)?

Gsd No B-7 (Gc 1-B) serves the following purposes: Flood Risk Reduction, Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Gsd No B-7 (Gc 1-B)?

Gsd No B-7 (Gc 1-B) has a dam height of 27 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.

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.