Brown

LAFFINWELL CREEK GOLD FORK RIVER· Valley, Idaho· Built 1979· 21 ft tall
Low Hazard Irrigation Private

Key Takeaway

Brown is classified as low hazard in Idaho. It was completed in 1979 and is 47 years old. Its primary use is irrigation.

Physical Details

Dam Height 21 ft (taller than 30.8% in ID)
Dam Length520 ft
Normal Storage99 acre-ft
Surface Area12 acres
Drainage Area2 sq mi
Max Discharge180 cfs
Year Completed1979 (47 years old)
NID IDID00394

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: November 3, 2016
State Regulated: Yes
Regulatory Agency: IDWR

Ownership

Private

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Frequently Asked Questions

What is the hazard classification of Brown?

Brown 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 Brown?

Brown is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Brown built?

Brown was completed in 1979, making it 47 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 Brown?

Brown 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 Brown?

Brown has a dam height of 21 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.

When was Brown last inspected?

Brown was last inspected on November 3, 2016. 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.