Water/Wastewater Engineers salary in WA
5 certified-data filings in WA · national median $89,916
$90,624
Min
$90,624
25th
$115,000
Median
$116,210
75th
$120,000
90th
The median in WA is +28% vs. the nationwide median for this role. See all states →
Same role, other states
Recent certified cases
| Case | Employer | City | Wage | Decision |
|---|---|---|---|---|
| G-100-24249-318621 | BHC Consultants, LLC | Seattle | $111,280 | Jan 22, 2026 |
| G-100-24030-677756 | Brown and Caldwell | Seattle | $116,210 | Jun 10, 2025 |
| G-100-23272-399111 | State of Washington Department of Ecology | Shoreline | $90,624 | Feb 3, 2025 |
| G-100-23211-224956 | Osborn Consulting, Inc. | Bellevue | $120,000 | Nov 22, 2024 |
| G-100-23215-235725 | Osborn Consulting, Inc. | Bellevue | $115,000 | Nov 22, 2024 |
Annual-equivalent wages; outliers excluded. Source: U.S. DOL OFLC PERM disclosure data.