Frd No 56

IRISH CREEK-TR· Marshall, Kansas· Built 1971· Earth· 29 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

Frd No 56 is classified as low hazard in Kansas. It was completed in 1971 and is 55 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 29 ft (taller than 67.7% in KS)
Dam Length790 ft
Dam TypeEarth
Max Storage265 acre-ft
Normal Storage55 acre-ft
Surface Area10 acres
Drainage Area1 sq mi
Year Completed1971 (55 years old)
Year Modified2015
NID IDKS02373

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
Last Inspection: December 9, 2015
State Regulated: Yes
Regulatory Agency: KS Dept. of Agriculture

Ownership

UPPER BLACK VERMILLION WJD NO 37

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Frd No 56?

Frd No 56 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 Frd No 56?

Frd No 56 is owned by UPPER BLACK VERMILLION WJD NO 37 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Frd No 56 built?

Frd No 56 was completed in 1971, making it 55 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 Frd No 56?

Frd No 56 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Frd No 56?

Frd No 56 has a dam height of 29 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.

When was Frd No 56 last inspected?

Frd No 56 was last inspected on December 9, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.

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.