The top 25 highest paying industries for septic tank servicers and sewer pipe cleaners (ranked by average annual salary) are listed in Table 1. The entry level salary (as measured by the salary of the lowest 10% paid earners) and the number of employment in those industries are also shown. As shown in the table, with an average annual salary of $40,720, local government, excluding schools and hospitals (oes designation) is the highest paying industry for septic tank servicers and sewer pipe cleaners. It is followed by federal, state, and local government (oes designation) industry (average annual salary $40,720). The salary and employment information is computed from data published by U.S. Bureau of Labor Statistics in May 2015 [1]. For more information about salaries of septic tank servicers and sewer pipe cleaners in a specific industry, use the links in the table.