Water Plant Supervisor salary at City of Thornton

The average water plant supervisor salary at City of Thornton was $113,174 . Water Plant Supervisor salaries at City of Thornton typically range from $112,632 to $113,715 (25th to 75th percentile). The highest reported water plant supervisor salary was $113,715. There are 2 employees at City of Thornton with the job title water plant supervisor.