Detergent

HOGAN CREEK· Lewis and Clark, Montana· Built 1956· Earth· 15 ft tall
Low Hazard Fire Protection Stock Or Small Fish Pond Private

Key Takeaway

Detergent is classified as low hazard in Montana. It was completed in 1956 and is 70 years old. Its primary use is fire protection.

Physical Details

Dam Height 15 ft (taller than 18.8% in MT)
Dam Length150 ft
Dam TypeEarth
Max Storage62 acre-ft
Normal Storage32 acre-ft
Year Completed1956 (70 years old)
NID IDMT03686

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

SOAP CREEK CATTLE

Private

Nearby Dams

Soap Creek

Lewis and Clark, MT

Low Hazard 25 ft

Krezelok

Lewis and Clark, MT

Low Hazard 15 ft

Milford Colony

Lewis and Clark, MT

Low Hazard 15 ft

Flat Milford Colony

Lewis and Clark, MT

Low Hazard 15 ft

Evans, L.

Lewis and Clark, MT

Low Hazard 20 ft

Nilan East Dam

Lewis and Clark, MT

High Hazard 51 ft

Frequently Asked Questions

What is the hazard classification of Detergent?

Detergent 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 Detergent?

Detergent is owned by SOAP CREEK CATTLE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Detergent built?

Detergent was completed in 1956, making it 70 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 Detergent?

Detergent serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Detergent?

Detergent 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.