Wastewater Treatment Plant Operator salary at Los Angeles County

The average wastewater treatment plant operator salary at Los Angeles County was $158,879 , which is 25 percent higher than the average salary for this job in California, and 191 percent higher than the national average for this job . Wastewater Treatment Plant Operator salaries at Los Angeles County typically range from $148,001 to $162,738 (25th to 75th percentile). The highest reported wastewater treatment plant operator salary was $178,684. There are 10 employees at Los Angeles County with the job title wastewater treatment plant operator.