The median annual wage for Chemical Plant and System Operators in Maryland is $92,930 (May 2024 BLS OES). The mean (average) is $88,710.
Pay spans roughly $69,370 at the 10th percentile to $101,160 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $44.68 per hour. An estimated 320 people work as chemical plant and system operators in Maryland.
| Median (annual) | $92,930 |
| Mean (annual) | $88,710 |
| Median (hourly) | $44.68 |
| 10th percentile | $69,370 |
| 90th percentile | $101,160 |
| Employment | 320 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.