System Maintenance Supervisor salary at San Diego County Water Authority

The average system maintenance supervisor salary at San Diego County Water Authority was $229,137 , which is 7 percent higher than the average salary for this job in California, and 51 percent higher than the national average for this job . System Maintenance Supervisor salaries at San Diego County Water Authority typically range from $208,123 to $250,151 (25th to 75th percentile). The highest reported system maintenance supervisor salary was $250,151. There are 2 employees at San Diego County Water Authority with the job title system maintenance supervisor.