Dd No 242

BUFF CREEK-TR· Lyon, Kansas· Built 1999· Earth· 24 ft tall
Low Hazard Flood Risk Reduction Debris Control Local Government

Key Takeaway

Dd No 242 is classified as low hazard in Kansas. It was completed in 1999 and is 27 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 24 ft (taller than 41.9% in KS)
Dam Length1,200 ft
Dam TypeEarth
Max Storage186 acre-ft
Normal Storage28 acre-ft
Surface Area7 acres
Drainage Area1 sq mi
Year Completed1999 (27 years old)
NID IDKS09241

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: No
Regulatory Agency: KS Dept. of Agriculture

Ownership

ROCK CREEK WJD NO 84

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Dd No 242?

Dd No 242 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 Dd No 242?

Dd No 242 is owned by ROCK CREEK WJD NO 84 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Dd No 242 built?

Dd No 242 was completed in 1999, making it 27 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 Dd No 242?

Dd No 242 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 Dd No 242?

Dd No 242 has a dam height of 24 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.