Wastewater Process Technician salary in Washington

How much does a Wastewater Process Technician make in the Washington?

Average base salary

GBP2,800 / Month

Average GBP2,800
Low GBP2,400
High GBP3,200

The average salary for Wastewater Process Technician is GBP2,800 per month in Washington salaries taken from job postings on Jobstore in the past 12 months (updated August 19, 2026)

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