The median annual wage for Chemical Plant and System Operators in Washington-Arlington-Alexandria, DC-VA-MD-WV is $77,030 (May 2024 BLS OES). The mean (average) is $71,450.
Pay spans roughly $40,090 at the 10th percentile to $97,050 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $37.04 per hour. An estimated 130 people work as chemical plant and system operators in Washington-Arlington-Alexandria, DC-VA-MD-WV.
| Median (annual) | $77,030 |
| Mean (annual) | $71,450 |
| Median (hourly) | $37.04 |
| 10th percentile | $40,090 |
| 90th percentile | $97,050 |
| Employment | 130 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.