Spring Hill Saddle Dam

Spring Hill Saddle Dam is an earth dam located in Chelan County, Washington, built in 1918. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Spring Hill Saddle Dam

The primary purpose of Spring Hill Saddle Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Wenatchee Heights Reclamation District (public utility). It impounds the Tr-stemilt Creek-offstream near Malaga.

The dam stands 12 feet tall and stretches 300 feet across, creates a reservoir covering 33 acres, has a maximum storage capacity of 560 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1918, the structure is over a century 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/23/2023.

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 Washington 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 HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateWashington
CountyChelan
Nearest CityMalaga
River/StreamTr-stemilt Creek-offstream
Coordinates47.30548, -120.33202

Physical Characteristics

Dam TypeEarth
NID Height12 ft
Dam Length300 ft
Year Completed1918 (108 years old)

Storage & Hydraulics

NID Storage560 acre-ft
Max Storage560 acre-ft
Normal Storage460 acre-ft
Surface Area33 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeIrrigation
OwnerWenatchee Heights Reclamation District
Owner TypePublic Utility
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection05/23/2023
Emergency Action PlanYes

Identifiers

NID IDWA00360
Federal IDWA00360
More InfoState Dam Safety Program

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