Wastewater Treatment Plant Operator salary at Los Angeles County

The average wastewater treatment plant operator salary at Los Angeles County was $168,345 , which is 18 percent higher than the average salary for this job in California, and 134 percent higher than the national average for this job . Wastewater Treatment Plant Operator salaries at Los Angeles County typically range from $162,358 to $176,814 (25th to 75th percentile). The highest reported wastewater treatment plant operator salary was $190,243. There are 11 employees at Los Angeles County with the job title wastewater treatment plant operator.