Wastewater Plant Supervisor salary at City of St. George

The average wastewater plant supervisor salary at City of St. George was $117,146 . Wastewater Plant Supervisor salaries at City of St. George typically range from $110,735 to $123,557 (25th to 75th percentile). The highest reported wastewater plant supervisor salary was $123,556. There are 2 employees at City of St. George with the job title wastewater plant supervisor.