Highest salary at Sewer in year 2022 was $172,874. Number of employees at Sewer in year 2022 was 36. Average annual salary was $82,768 and median salary was $72,504. Sewer average salary is 77 percent higher than USA average and median salary is 67 percent higher than USA median salary. From 2021 to 2022, the average salary of employees at this employer increased 8.4 percent.