Mountain View Dam

Mountain View Dam is an earth dam located in Owyhee County, Idaho, built in 1969. It carries a Significant hazard potential classification and has a poor condition assessment.

About Mountain View Dam

The primary purpose of Mountain View Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Bia (federal). It impounds the Boyle Creek near Owyhee.

The dam stands 25 feet tall and stretches 2,400 feet across, creates a reservoir covering 680 acres, has a maximum storage capacity of 7,818 acre-feet, and collects water from a drainage area of 15 square miles. Completed in 1969, the structure is well into its service life at over 50 years old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks.

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Significant HazardPoor ConditionEmergency Action Plan: Not Required

Location

StateIdaho
CountyOwyhee
Nearest CityOwyhee
River/StreamBoyle Creek
Coordinates42.05550, -116.16950

Physical Characteristics

Dam TypeEarth
NID Height25 ft
Dam Height25 ft
Dam Length2,400 ft
Year Completed1969 (57 years old)

Storage & Hydraulics

NID Storage7,818 acre-ft
Max Storage7,818 acre-ft
Normal Storage5,500 acre-ft
Surface Area680 acres
Drainage Area15 sq mi
Max Discharge3,938 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeIrrigation
OwnerBIA
Owner TypeFederal
Hazard ClassificationSignificant
Condition AssessmentPoor
Emergency Action PlanNot Required

Identifiers

NID IDID00286
Federal IDID00286
More InfoState Dam Safety Program

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