Boulder Meadow

BOULDER CREEK NORTH FORK PAYETTE RIVER· Valley, Idaho· Built 1968· 35 ft tall
Significant Hazard Irrigation Private

Key Takeaway

Boulder Meadow is classified as significant hazard in Idaho. It was completed in 1968 and is 58 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 35 ft (taller than 64.3% in ID)
Dam Length550 ft
Normal Storage490 acre-ft
Surface Area39 acres
Drainage Area4 sq mi
Max Discharge757 cfs
Year Completed1968 (58 years old)
NID IDID00249

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: September 15, 2020
State Regulated: Yes
Regulatory Agency: IDWR

Ownership

Private

Nearby Dams

Louie Lake

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Shaw Twins Upper

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Low Hazard 17 ft

Boulder Lake

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Significant Hazard 15 ft

Poro

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Low Hazard 22 ft

Jug Creek Upper

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Significant Hazard 32 ft

Little Payette Lake Dike

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Significant Hazard 11 ft

Jughandle Estates

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Knox Meadow

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Significant Hazard 19 ft

Frequently Asked Questions

What is the hazard classification of Boulder Meadow?

Boulder Meadow is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Boulder Meadow?

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

When was Boulder Meadow built?

Boulder Meadow was completed in 1968, making it 58 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 Boulder Meadow?

Boulder Meadow 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 Boulder Meadow?

Boulder Meadow has a dam height of 35 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 Boulder Meadow last inspected?

Boulder Meadow was last inspected on September 15, 2020. 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.