Leidholt Dam

EAST FORTY CREEK· Custer, Montana· Gravity·
Low Hazard Federal Government

Key Takeaway

Leidholt Dam is classified as low hazard in Montana.

Physical Details

Dam Length620 ft
Dam TypeGravity
Max Storage58 acre-ft
Normal Storage0 acre-ft
Surface Area8 acres
Drainage Area0 sq mi
NID IDMT01806

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: July 1, 2013
State Regulated: No

Ownership

DOI BLM

Federal Government

Nearby Dams

Robinson #9

Custer, MT

Low Hazard 20 ft

E Hardy #2

Custer, MT

Low Hazard 20 ft

Robinson #1

Custer, MT

Low Hazard 28 ft

Robinson #8

Custer, MT

Low Hazard 21 ft

Robinson #4

Custer, MT

Low Hazard 33 ft

L Krutzfeldt #1

Custer, MT

Low Hazard 27 ft

L and L

Custer, MT

Low Hazard 22 ft

E Hardy #4

Custer, MT

Low Hazard 24 ft

Frequently Asked Questions

What is the hazard classification of Leidholt Dam?

Leidholt Dam 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 Leidholt Dam?

Leidholt Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Leidholt Dam last inspected?

Leidholt Dam was last inspected on July 1, 2013. 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.