Wastewater Treatment Plant Operator Trainee salary at City of Louisville

The average wastewater treatment plant operator trainee salary at City of Louisville was $45,906 , which is 3 percent lower than the average salary for this job in Colorado, but 30 percent higher than the national average for this job . Wastewater Treatment Plant Operator Trainee salaries at City of Louisville typically range from $34,502 to $57,310 (25th to 75th percentile). The highest reported wastewater treatment plant operator trainee salary was $64,006. There are 4 employees at City of Louisville with the job title wastewater treatment plant operator trainee.