Dd No 203

BLUFF CREEK-TR· Lyon, Kansas· Built 1988· Earth· 35 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

Dd No 203 is classified as low hazard in Kansas. It was completed in 1988 and is 38 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 35 ft (taller than 85.9% in KS)
Dam Length1,030 ft
Dam TypeEarth
Max Storage500 acre-ft
Normal Storage87 acre-ft
Surface Area14 acres
Drainage Area1 sq mi
Year Completed1988 (38 years old)
NID IDKS07370

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: February 9, 2006
State Regulated: Yes
Regulatory Agency: KS Dept. of Agriculture

Ownership

ROCK CREEK WJD NO 84

Local Government

Nearby Dams

Mcgrew Reservoir

Lyon, KS

Low Hazard 24 ft

Dd No 106

Lyon, KS

Low Hazard 32 ft

Dd No 205

Lyon, KS

Significant Hazard 28 ft

Dd No 204

Lyon, KS

Low Hazard 25 ft

Dd No 202

Lyon, KS

Low Hazard 27 ft

Dd No 242

Lyon, KS

Low Hazard 24 ft

Dd No 232

Lyon, KS

Low Hazard 30 ft

Dd No 201 (Dickson)

Lyon, KS

Low Hazard 33 ft

Frequently Asked Questions

What is the hazard classification of Dd No 203?

Dd No 203 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 203?

Dd No 203 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 203 built?

Dd No 203 was completed in 1988, making it 38 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 203?

Dd No 203 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 Dd No 203?

Dd No 203 has a dam height of 35 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 Dd No 203 last inspected?

Dd No 203 was last inspected on February 9, 2006. 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.