Bremerton Reservoir No 4

Bremerton Reservoir No 4 is an earth dam located in Kitsap County, Washington, built in 1917. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Bremerton Reservoir No 4

The primary purpose of Bremerton Reservoir No 4 is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Bremerton City (local government). It impounds the Tr-puget Sound.

The dam stands 17 feet tall and stretches 570 feet across, creates a reservoir covering 1 acres, and has a maximum storage capacity of 33 acre-feet. Completed in 1917, 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 08/22/2023.

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
CountyKitsap
River/StreamTr-puget Sound
Coordinates47.54954, -122.67675

Physical Characteristics

Dam TypeEarth
NID Height17 ft
Dam Length570 ft
Year Completed1917 (109 years old)

Storage & Hydraulics

NID Storage33 acre-ft
Max Storage33 acre-ft
Surface Area1 acres

Ownership & Safety

PurposeWater Supply
OwnerBremerton City
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection08/22/2023
Emergency Action PlanYes

Identifiers

NID IDWA01207
Federal IDWA01207
More InfoState Dam Safety Program

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