Wastewater Plant Supervisor salary at Riverside

The average wastewater plant supervisor salary at Riverside was $127,352 , which is 20 percent lower than the average salary for this job in California, and 1 percent lower than the national average for this job . Wastewater Plant Supervisor salaries at Riverside typically range from $109,536 to $145,168 (25th to 75th percentile). The highest reported wastewater plant supervisor salary was $145,168. There are 2 employees at Riverside with the job title wastewater plant supervisor.