How much does a Petroleum Pump System Operators, Refinery Operators, and Gaugers make in Maryland?
Last updated: 2024 data from the Bureau of Labor Statistics
Operate or control petroleum refining or processing units. May specialize in controlling manifold and pumping systems, gauging or testing oil in storage tanks, or regulating the flow of oil into pipelines.
Source: O*NET OnLine, U.S. Department of Labor
Salaries for Petroleum Pump System Operators, Refinery Operators, and Gaugers in Maryland range from $46,800 at the 10th percentile (entry level) to $97,690 at the 90th percentile (experienced). The middle 50% earn between $69,980 and $97,680.
| Percentile | Annual Salary | Hourly Rate | Monthly |
|---|---|---|---|
| 10th Percentile (Entry Level) | $46,800 | $22.50 | $3,900 |
| 25th Percentile | $69,980 | $33.64 | $5,831 |
| Median (50th) | $81,750 | $39.30 | $6,812 |
| 75th Percentile | $97,680 | $46.96 | $8,140 |
| 90th Percentile (Experienced) | $97,690 | $46.97 | $8,140 |
Note: The mean (average) salary of $80,850 differs from the median because salary distributions are typically skewed by high earners.
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Compare Petroleum Pump System Operators, Refinery Operators, and Gaugers pay across states — sorted by highest median salary.
Salary data is sourced from the U.S. Bureau of Labor Statistics (BLS) Occupational Employment and Wage Statistics (OEWS) survey, 2024 estimates. The OEWS survey covers approximately 1.1 million establishments nationwide.
Annual salaries are calculated based on a standard 2,080-hour work year. Actual compensation may vary based on experience, education, employer, and local market conditions. Figures do not include benefits, bonuses, or overtime pay.
Our Methodology · Data Sources · Source: BLS OEWS