Hot Springs No 2

Hot Springs No 2 is a dam located in Elmore County, Idaho, built in 1968. It carries a High hazard potential classification and has a fair condition assessment.

About Hot Springs No 2

The primary purpose of Hot Springs No 2 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is private-owned. It impounds the Hot Spring Creek Bennett Creek.

The dam stands 41 feet tall and stretches 8,100 feet across, creates a reservoir covering 430 acres, has a storage capacity of 5,334 acre-feet, and collects water from a drainage area of 20 square miles. Completed in 1968, the structure is well into its service life at over 50 years old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 07/15/2019.

At 41 feet, this dam is taller than 88% of dams nationwide.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Idaho dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateIdaho
CountyElmore
River/StreamHot Spring Creek Bennett Creek
Coordinates43.08240, -115.49900

Physical Characteristics

NID Height41 ft
Dam Height41 ft
Dam Length8,100 ft
Year Completed1968 (58 years old)

Storage & Hydraulics

NID Storage5,334 acre-ft
Normal Storage5,334 acre-ft
Surface Area430 acres
Drainage Area20 sq mi
Max Discharge100 cfs
Spillway TypeControlled

Ownership & Safety

PurposeIrrigation
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection07/15/2019
Emergency Action PlanYes

Identifiers

NID IDID00202
Federal IDID00202
More InfoState Dam Safety Program

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