Development Engineering

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The Development Engineering (DE) department of Lakehaven Water and Sewer District manages several areas including Certificates of Availability, new water & sewer service connections, new development projects, & information regarding existing water & sewer system facilities. Below are links to current fees & charges, as well as our department's FAQs by PDF. Click on the links to the left for more specific information and documents & forms (Check for 2023 updates).

 Fees, charges & deposits schedules

lakehaven water and sewer

  1. 2023 Typical Fees, Charges & Deposits-Lakehaven Water & Sewer (PDF) [Jan 25 2023]

edgewood sewer

  1. 2023 Typical Fees, Charges & Deposits-Edgewood Sewer (PDF) [Dec 29 2022]

FAQs by PDF

  1. Frequently Asked Questions-Lakehaven Water & Sewer (PDF) [Dec 30 2016]
  2. Frequently Asked Questions-Edgewood Sewer-2020 (PDF) [Jan 4 2021]

Contact Us

  1. Development Engineering

    Email the Department

    Physical Address
    Water Operations Building B
    31627B 1st Avenue S
    Federal Way, WA 98003

    Mailing Address
    P.O. Box 4249
    Federal Way, WA 98063

  1. The dropbox is located South of the Lakehaven entrance sign.

    REGULAR BUSINESS HOURS: Monday - Friday


    		Customer ServiceDevelopment Engineering
    Office Hours:8AM to 4 PM  8AM to 3:30 PM EXCEPT Thursday: 8AM to 2PM
    Location:Headquarters Building A (Customer Service (on the right inside)Headquarters Building A - Development Engineering (on the left inside)
    (Federal Way)31627A 1st Ave S31627S 1st Ave
    Phone:253-941-1516253-945-1581
    Email:EmailEmail
    Beginning July 15, 2022 Customer Service and Billing staff will be in a staff meeting the 3rd Friday of each month from 7:30 AM to 8:30 AM. On the third Friday of the month the office hours and phone hours will be 8:30 AM to 4:00 PM (instead of 8 AM to 4 PM).
    EMERGENCY
    Call 253-941-1516 to report a water or sewer emergencies after hours (weekday evenings and weekends).

    Contact Us to find other resources:

    • Other Departments and Staff 
    • Business closures
    • Lakehaven Building Addresses
Call 811 Before You Dig