First-Line Supervisor of Office and Administrative Support Worker Salary in the Industry of Water, Sewage and Other Systems

Table 1 shows the average annual salaries for first-line supervisors of office and administrative support workers in the industry of water, sewage and other systems. The salaries are shown in 5 percentile scales. The average annual salary for the 90th percentile (the top 10 percent of the highest paid) first-line supervisors of office and administrative support workers is $83,820. The median annual salary (50th percentile) is $50,940. The average annual salary for the bottom 10 percent first-line supervisors of office and administrative support workers is $30,010.