Water Systems Supervisor salary at Downey

The average water systems supervisor salary at Downey was $141,924 , which is 20 percent lower than the average salary for this job in California, but 64 percent higher than the national average for this job . Water Systems Supervisor salaries at Downey typically range from $137,090 to $146,757 (25th to 75th percentile). The highest reported water systems supervisor salary was $146,757. There are 2 employees at Downey with the job title water systems supervisor.