Based on 7 postings, Feb 2026–Oct 2026
King County, WA posted Wastewater Treatment Operator Operator pay of $85,712–$108,645/yr in October 2026. Based on 7 postings by King County, Feb 2026–Oct 2026.
$85,712–$108,645/yr
Showing 2 of 2 jobs
King County, WA
King County, WA
Each distinct range King County posted for Wastewater Treatment Operator Operator roles, oldest first. Ranges differ by level, department and assignment.
Pay as published in the employer's own job postings. Past postings are shown for pay only; they are closed.
| Posted | Posting | Range |
|---|---|---|
| Oct 3, 2026 | Wastewater Treatment Operator/Senior Operator - South Plant A Crew | $85,712–$108,645/yr |
| Oct 2, 2026 | Wastewater Treatment Operator/Senior Operator - South Plant D Crew | $85,712–$108,645/yr |
| Aug 26, 2026 | Wastewater Treatment Operator/Senior Operator - Brightwater | $41.21–$57.43/hr |
| Jul 25, 2026 | Wastewater Treatment Operator/Senior Operator - C Crew | $85,712–$108,645/yr |
| Jun 18, 2026 | Wastewater Treatment Operator/Senior Operator - West Point Day Ops | $85,712–$108,645/yr |
| Apr 16, 2026 | Wastewater Treatment Operator/Senior Operator - West Point A-Crew | $41–$57/hr |
| Feb 5, 2026 | Wastewater Treatment Operator/Senior Operator - South Plant B Crew | $41–$57/hr |
King County, WA's most recent Wastewater Treatment Operator Operator posting (October 2026) listed $85,712–$108,645/yr.
Every Wastewater Treatment Operator Operator posting from Feb 2026–Oct 2026 listed $85,712–$108,645/yr.