The median annual wage for Petroleum Pump System Operators, Refinery Operators, and Gaugers in Missouri is $78,480 (May 2024 BLS OES). The mean (average) is $82,680.
Pay spans roughly $45,280 at the 10th percentile to $115,290 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $37.73 per hour. An estimated 60 people work as petroleum pump system operators, refinery operators, and gaugers in Missouri.
| Median (annual) | $78,480 |
| Mean (annual) | $82,680 |
| Median (hourly) | $37.73 |
| 10th percentile | $45,280 |
| 90th percentile | $115,290 |
| Employment | 60 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.