Skip to content
applystead.Get started

APPLYSTEAD SALARIES · 5 POSTED PAY RANGES

Wastewater Treatment Operator/Senior Operator salaries in Washington

Pay ranges employers published in 5 open job postings for Wastewater Treatment Operator/Senior Operator roles in Washington, updated Oct 19, 2026.

Continue with GoogleGet matched to Wastewater Treatment Operator/Senior Operator jobs in Washington

Posted base pay ranges from job listings, not total compensation. Figures are in USD. How these figures are made

Newest Wastewater Treatment Operator/Senior Operator postings in Washington

  1. Wastewater Treatment Operator/Senior Operator - South Plant A CrewKing County · Renton, WA · $85.7K–$109K/yr · Posted Oct 17, 2026
  2. Wastewater Treatment Operator/Senior Operator - South Plant D CrewKING COUNTY DEPARTMENT OF WATER & LAND RESOURCES · Renton, WA · $85.7K–$109K/yr · Posted Oct 16, 2026
  3. Wastewater Treatment Operator/Senior Operator - South Plant D CrewKing County Wastewater Treatment Division, WA · Renton, WA · $85.7K–$109K/yr · Posted Oct 16, 2026
  4. Wastewater Treatment Operator/Senior Operator - South Plant A CrewKing County Wastewater Treatment Division, WA · Renton, WA · $85.7K–$109K/yr · Posted Oct 16, 2026
  5. Wastewater Treatment Operator/Senior Operator - South Plant A CrewKING COUNTY DEPARTMENT OF WATER & LAND RESOURCES · Renton, WA · $85.7K–$109K/yr · Posted Oct 16, 2026
  6. Want Applystead to find more jobs like these? Start free trial →

Wastewater Treatment Operator/Senior Operator pay in other places

  1. United States$97.2K median · $97.2K–$97.2K typical · 5 postingsUnited States: middle half $97.2K–$97.2K, median $97.2K
  2. Renton, WA$97.2K median · $97.2K–$97.2K typical · 5 postingsRenton, WA: middle half $97.2K–$97.2K, median $97.2K

All Wastewater Treatment Operator/Senior Operator salaries

Questions and answers

How much does a Wastewater Treatment Operator/Senior Operator make in Washington?

The median posted base pay for Wastewater Treatment Operator/Senior Operator jobs in Washington is $97.2K a year, from 5 job postings with pay at 3 companies.

What is the typical Wastewater Treatment Operator/Senior Operator pay range in Washington?

The middle half of postings list $97.2K–$97.2K. The top 10% list $97.2K a year or more, and the lowest 10% $97.2K or less.

How does Washington pay compare with all Wastewater Treatment Operator/Senior Operator jobs?

The median here is $97.2K, against $97.2K across all 5 postings for the role.

How many Wastewater Treatment Operator/Senior Operator jobs in Washington list pay?

5 open postings at 3 companies list a pay range; figures use postings with at least 3 per group.

Free tools and comparisons

Applystead vs LoopCVApplystead vs Rezi401(k) match calculatorCareer change cover letter generatorCareer goals interview answer generatorCommute cost calculator

Get matched to Wastewater Treatment Operator/Senior Operator jobs · Start free trial