Kostelnak Dam; Robert 3

Little Knife River· Dunn, North Dakota· Built 1993· Earth· 14 ft tall

Key Takeaway

Kostelnak Dam; Robert 3 is classified as low hazard in North Dakota. It was completed in 1993 and is 33 years old. Its primary use is fire protection.

Physical Details

Dam Height 14 ft (taller than 42.3% in ND)
Dam Length0 ft
Dam TypeEarth
Max Storage52 acre-ft
Normal Storage27 acre-ft
Surface Area6 acres
Drainage Area1 sq mi
Year Completed1993 (33 years old)
NID IDND00614

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: ND DWR

Ownership

Robert Kostelnak

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Kostelnak Dam; Robert 3?

Kostelnak Dam; Robert 3 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 Kostelnak Dam; Robert 3?

Kostelnak Dam; Robert 3 is owned by Robert Kostelnak (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Kostelnak Dam; Robert 3 built?

Kostelnak Dam; Robert 3 was completed in 1993, making it 33 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 Kostelnak Dam; Robert 3?

Kostelnak Dam; Robert 3 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Kostelnak Dam; Robert 3?

Kostelnak Dam; Robert 3 has a dam height of 14 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.