Wastewater Treatment Plant Operator Trainee salary at City of Galveston

The average wastewater treatment plant operator trainee salary at City of Galveston was $29,363 , which is 17 percent higher than the average salary for this job in Texas, but 17 percent lower than the national average for this job . Wastewater Treatment Plant Operator Trainee salaries at City of Galveston typically range from $20,150 to $38,575 (25th to 75th percentile). The highest reported wastewater treatment plant operator trainee salary was $38,575. There are 2 employees at City of Galveston with the job title wastewater treatment plant operator trainee.