Holle Dam; Edwin

Muskrat Creek-TR· Morton, North Dakota· Built 1991· Earth· 8 ft tall

Key Takeaway

Holle Dam; Edwin is classified as low hazard in North Dakota. It was completed in 1991 and is 35 years old. Its primary use is fire protection.

Physical Details

Dam Height 8 ft (taller than 6% in ND)
Dam Length0 ft
Dam TypeEarth
Max Storage99 acre-ft
Normal Storage17 acre-ft
Surface Area12 acres
Drainage Area1 sq mi
Year Completed1991 (35 years old)
NID IDND00508

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

Edwin Holle

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Holle Dam; Edwin?

Holle Dam; Edwin 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 Holle Dam; Edwin?

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

When was Holle Dam; Edwin built?

Holle Dam; Edwin was completed in 1991, making it 35 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 Holle Dam; Edwin?

Holle Dam; Edwin 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 Holle Dam; Edwin?

Holle Dam; Edwin has a dam height of 8 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.