Water Treatment Plant Operator salary at South San Joaquin Irrigation District

The average water treatment plant operator salary at South San Joaquin Irrigation District was $232,420 , which is 51 percent higher than the average salary for this job in California, and 176 percent higher than the national average for this job . Water Treatment Plant Operator salaries at South San Joaquin Irrigation District typically range from $233,306 to $251,558 (25th to 75th percentile). The highest reported water treatment plant operator salary was $258,373. There are 10 employees at South San Joaquin Irrigation District with the job title water treatment plant operator.