Pierce County collects sewer connection charges to help offset the impacts of new development on public sewer system infrastructure. Connection charges provide the funds needed to protect public health and the environment by keeping pace with growth.
Each charge is determined by multiplying the appropriate rate by the number of Residential Equivalent (RE) units discharged to the public sewer system. The rates below are effective as of Feb. 1, 2023.
* Capacity charge applies to the American Lake Gardens/Tillicum, Brookdale, Browns Point, Canyon, Chambers Creek Properties, DuPont, East Basin, Frederickson, Golden Given, Hylebos, Lakewood East, Lakewood West, Oakbrook, Parkland, Rainier Terrace, Spanaway, South Tacoma, University Place East and University Place West.
2021 Average Connection Charge Comparison
Sewer Service Provider
Cost per Residential Equivalent (RE)
City of Renton (Includes King County Charge)
City of Gig Harbor
$9,640 - $14,460
City of Seattle (Includes King County Charge)
City of Bonney Lake
City of Auburn (Includes King County Charge)
City of Kent (Includes King County Charge)
Lacey, Olympia and Tumwater (LOTT)
City of Yelm
City of Everett
City of Sumner
City of Puyallup
City of Kelso
City of Federal Way (Lakehaven)
City of Tacoma
City of Vancouver
* King County Capacity/Connection Charge is approximately $12,300 amortized over 15-years at $68.34/month ** Average over 19 basin areas = $5,701 per Residential Equivalent (excludes Cascadia and Etloh) One Residential Equivalent (RE) is equal to 220 gallons per day
Connection charge comparison shows the average fees associated with connecting one household to sewers. Each charge is determined by multiplying the appropriate rate by the number of Residential Equivalent (RE) units discharged to the public sewer system. For Pierce County this includes the WWTP Capacity Charge and the Basin Area Charge. For other Sewer Service Providers this includes their equivalent fees. The listed fees do not include latecomer agreement costs, other permit costs, engineering, and construction costs that may be associated with the cost of connecting to sewers.