Who we are
Vashon Treatment Plant
The Vashon Treatment Plant runs 24 hours a day, seven days a week and is staffed by one full-time operator.
Site operation is supported by the mechanics, electricians, instrument technicians, management, administrators and planners at the South Treatment Plant (in Renton). Learn more about career opportunities in WTD.
Treatment plant operator does walk-through of clarifiers
View more photos on our Flickr site .