Frd No 40

BLACK VERMILLION RIVER-TR· Nemaha, Kansas· Built 1972· 32 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

Frd No 40 is classified as low hazard in Kansas. It was completed in 1972 and is 54 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 32 ft (taller than 79.1% in KS)
Max Storage68 acre-ft
Normal Storage25 acre-ft
Year Completed1972 (54 years old)
NID IDKS02398

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

UPPER BLACK VERMILLION WJD NO 37

Local Government

Nearby Dams

Frd No 39

Nemaha, KS

Low Hazard 33 ft

Frd No 42

Nemaha, KS

Low Hazard 36 ft

Frd No 32

Marshall, KS

Low Hazard 34 ft

Frd No 38

Nemaha, KS

Low Hazard 36 ft

Frd No 43

Nemaha, KS

Low Hazard 31 ft

Dam KS04279

Marshall, KS

Low Hazard 30 ft

Frd No 37

Nemaha, KS

Low Hazard 34 ft

Frd No 36l

Marshall, KS

Low Hazard 26 ft

Frequently Asked Questions

What is the hazard classification of Frd No 40?

Frd No 40 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 40?

Frd No 40 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 40 built?

Frd No 40 was completed in 1972, making it 54 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 40?

Frd No 40 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 40?

Frd No 40 has a dam height of 32 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.