The median annual wage for Environmental Engineers in Washington is $115,770 (May 2024 BLS OES). The mean (average) is $120,750.
Pay spans roughly $80,590 at the 10th percentile to $172,110 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $55.66 per hour. An estimated 1,330 people work as environmental engineers in Washington.
| Median (annual) | $115,770 |
| Mean (annual) | $120,750 |
| Median (hourly) | $55.66 |
| 10th percentile | $80,590 |
| 90th percentile | $172,110 |
| Employment | 1,330 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.