Amoco Dam 1

MISSOURI RIVER-TR· Morton, North Dakota· Built 1973· Earth· 24 ft tall
Unknown Other Private

Key Takeaway

Amoco Dam 1 is classified as unknown in North Dakota. It was completed in 1973 and is 53 years old. Its primary use is other.

Physical Details

Dam Height 24 ft (taller than 75.9% in ND)
Dam TypeEarth
Normal Storage110 acre-ft
Surface Area14 acres
Drainage Area2 sq mi
Year Completed1973 (53 years old)
Year Modified1978
NID IDND01139

Safety Information

Unknown

Hazard potential has not been determined.

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

AMOCO OIL COMPANY

Private

Nearby Dams

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Amoco Dam 7

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Porsborg Dam; Kenneth

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Andahl Dam; Ronald & Paul

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Jackman Coulee Dam 1

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Jackman Coulee Dam 2

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Square Butte Creek Dam 6

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Significant Hazard 76 ft

Frequently Asked Questions

What is the hazard classification of Amoco Dam 1?

Amoco Dam 1 is classified as Unknown. Hazard potential has not been determined. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Amoco Dam 1?

Amoco Dam 1 is owned by AMOCO OIL COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Amoco Dam 1 built?

Amoco Dam 1 was completed in 1973, making it 53 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 Amoco Dam 1?

Amoco Dam 1 serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Amoco Dam 1?

Amoco Dam 1 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.