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Water Quality / Wastewater Treatment Plant
Wastewater Treatment Plant Division
The Public Works Wastewater Treatment Plant (WWTP) Division is responsible for protecting the environment by ensuring that wastewater is properly collected from residential and commercial customers and treated prior to discharge. All water and wastewater meets or exceeds the State of Washington standards, as set by the Department of Ecology.

Collection System
The city's sanitary sewer collection system consists of 227 miles of sewer lines. They are cleaned annually by the city’s stormwater crew. The WWTP and 14 sewer lift stations are operated and maintained by the wastewater division. Operators at the treatment plant perform sampling and testing of 6 million gallons a day of effluent assuring compliance with the city’s discharge permit issued by the Department of Ecology.

Water Quality Division
The Water Quality Division is responsible for water quality sampling and testing per state Department of Health requirements.  This division's programs include the water conservation program, consumer confidence reports, and hydrant and water fill station use.


Water Resources Manager
Kari Chennault
80 Columbia Ave.
Marysville, WA 98270

(360) 363-8277

(360) 651-1798

7:30 a.m.-4:00 p.m.

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