Water Treatment Plant Operator salary at San Luis Obispo

The average water treatment plant operator salary at San Luis Obispo was $108,370 , which is 30 percent lower than the average salary for this job in California, but 78 percent higher than the national average for this job . Water Treatment Plant Operator salaries at San Luis Obispo typically range from $104,550 to $119,693 (25th to 75th percentile). The highest reported water treatment plant operator salary was $125,048. There are 8 employees at San Luis Obispo with the job title water treatment plant operator.