Landers #1

TR-MUDDY CREEK· Park, Montana· Built 1949· Earth· 15 ft tall
Low Hazard Irrigation Private

Key Takeaway

Landers #1 is classified as low hazard in Montana. It was completed in 1949 and is 77 years old. Its primary use is irrigation.

Physical Details

Dam Height 15 ft (taller than 18.8% in MT)
Dam Length1,060 ft
Dam TypeEarth
Max Storage93 acre-ft
Normal Storage48 acre-ft
Year Completed1949 (77 years old)
NID IDMT03757

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: DNRC

Ownership

LANDERS HEREFORD

Private

Nearby Dams

Cottonwood Dam (Park)

Park, MT

High Hazard 39 ft

Kaiser

Park, MT

Significant Hazard 20 ft

D'Ewart

Park, MT

Low Hazard 10 ft

Kistner Hardy Dam

Gallatin, MT

High Hazard 20 ft

Jordan Dam

Park, MT

High Hazard 38 ft

Kelly (Park)

Park, MT

Low Hazard 15 ft

Arthun Dam

Park, MT

Significant Hazard 23 ft

Nollmeyer #1

Park, MT

Low Hazard 25 ft

Frequently Asked Questions

What is the hazard classification of Landers #1?

Landers #1 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 Landers #1?

Landers #1 is owned by LANDERS HEREFORD (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Landers #1 built?

Landers #1 was completed in 1949, making it 77 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 Landers #1?

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

How tall is Landers #1?

Landers #1 has a dam height of 15 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.