Simpson Dam; Alvin

Charbonneau Creek-TR· McKenzie, North Dakota· Built 1983· Earth· 17 ft tall

Key Takeaway

Simpson Dam; Alvin is classified as low hazard in North Dakota. It was completed in 1983 and is 43 years old. Its primary use is fire protection.

Physical Details

Dam Height 17 ft (taller than 56.8% in ND)
Dam Length0 ft
Dam TypeEarth
Max Storage124 acre-ft
Normal Storage124 acre-ft
Surface Area10 acres
Drainage Area1 sq mi
Year Completed1983 (43 years old)
NID IDND00426

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

Alvin Simpson

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Simpson Dam; Alvin?

Simpson Dam; Alvin 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 Simpson Dam; Alvin?

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

When was Simpson Dam; Alvin built?

Simpson Dam; Alvin was completed in 1983, making it 43 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 Simpson Dam; Alvin?

Simpson Dam; Alvin 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 Simpson Dam; Alvin?

Simpson Dam; Alvin has a dam height of 17 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.