Water/sewer Operator salary at Cowlitz County

The average water/sewer operator salary at Cowlitz County was $93,636 , which is 15 percent higher than the average salary for this job in Washington, and 83 percent higher than the national average for this job . Water/sewer Operator salaries at Cowlitz County typically range from $84,437 to $102,836 (25th to 75th percentile). The highest reported water/sewer operator salary was $102,835. There are 2 employees at Cowlitz County with the job title water/sewer operator.