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Public Works - Sewer Utility Division
614 Division Street, Port Orchard, WA  MS-27
Phone:(360)337-5777 * Fax:(360)337-5678






call before you dig - click here for all the information







Sewer Utility Division

Recent News

Outstanding Wastewater Treatment Plant Awards Presented
Kitsap County Sewer Utility staff accepted Outstanding Wastewater Treatment Plant awards from the Department of Ecology at the November 28th meeting of the Board of County Commissioners. Kingston and Manchester plants received the award for having a perfect track record for compliance in 2015. This was the 21st consecutive year for the Manchester Treatment Plant, the only treatment plant to receive the award each year since its inception in 1995.

Outstanding WWTP awards

Pictured L to R: Ken Young, Tom Reynolds, Commissioner Rob Gelder, Bob Irish, Commissioner Charlotte Garrido, Commissioner Edward Wolfe

A total of 120 wastewater treatment plants in Washington received the award this year. For more information, visit

Sewer Utility Newsletter
The winter 2016/17 issue of the Kitsap County Public Works Sewer Utility newsletter is available here. This issue features important information proper disposal of fats, oils, and grease. Customers will receive the newsletter in their December and January sewer bills. Previous issues are available here.

Tours Available at Central Kitsap Treatment Plant
Visit the Kitsap County Public Works SEEK website to request a tour of Central Kitsap Treatment Plant or other Kitsap County Public Works facilities.

CKTP tour

2 Minute Tutor - Fat Oils and Grease movieHow to recycle liquid cooking oils
Fats, oils and grease can be a pain in the drain. Never pour used cooking oils down the sink. Recycle it into a clean burning fuel source instead. Click here to watch the Two Minute Tutor and learn how to recycle used cooking oils.

Residential Ratepayer Survey - Final Report
In 2014, the County's Sewer Utility conducted a survey on several topics focusing on their residential customer base. Read the Final Report (PDF) here.

Kitsap County 20-year Facility Plan

Kitsap County has a 20-Year Facility Plan for wastewater capital projects. Both the executive summary and the full Plan can be accessed below. The full Plan may take several minutes to download. Appendices can be reviewed at the Public Works Annex by calling Kitsap1 at 360.377.5777.

Central Kitsap County Wastewater Facility Plan (PDF) - March 2011 - click here
Executive Summary only (PDF) - click here
Central Kitsap County Wastewater Facility Plan (PDF) – May 2013 - click here

Kitsap County Public Works
Kitsap1: 360.337.5777

Updated:  February 13, 2017

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