Water Treatment Plant Operator salary at County of Maui

The average water treatment plant operator salary at County of Maui was $63,868 . Water Treatment Plant Operator salaries at County of Maui typically range from $61,152 to $65,808 (25th to 75th percentile). The highest reported water treatment plant operator salary was $65,808. There are 12 employees at County of Maui with the job title water treatment plant operator.