The salary statistics of water and wastewater treatment plant and system operators are shown in Table 1. In the next few tables we compare the average salaries of water and wastewater treatment plant and system operators within different industry sectors and in the 50 states of the United States. The water and wastewater treatment plant and system operators annual salary statistics are from the national compensation survey conducted by the U.S. Bureau of Labor Statistics in 2022 and published in April 2023 [1].
| Percentile Bracket | Average Annual Salary |
|---|---|
| 10th Percentile Wage | $34,100 |
| 25th Percentile Wage | $40,780 |
| 50th Percentile Wage | $51,600 |
| 75th Percentile Wage | $64,720 |
| 90th Percentile Wage | $81,210 |
Table 1 shows the average annual salary for water and wastewater treatment plant and system operators. The average annual salary for the 90th percentile (the top 10 percent of the highest paid) water and wastewater treatment plant and system operators is $81,210. The median annual salary (50th percentile) is $51,600. The average annual salary for the bottom 10 percent is $34,100. Take note that in the United States, the annual salary of the 90th percentile (the top 10 percent of the highest paid) is almost 138% higher than that of the bottom 10 percent.
The table and chart below show the trend of the median salary of water and wastewater treatment plant and system operators from 2012 to 2022.
| Year | Median Salary | Yearly Growth | 10-Year Growth |
|---|---|---|---|
| 2022 | $51,600 | 7.21% | 17.13% |
| 2021 | $47,880 | -2.53% | - |
| 2020 | $49,090 | 2.71% | - |
| 2019 | $47,760 | 2.05% | - |
| 2018 | $46,780 | 1.35% | - |
| 2017 | $46,150 | 0.85% | - |
| 2016 | $45,760 | 2.12% | - |
| 2015 | $44,790 | 1.54% | - |
| 2014 | $44,100 | 2.04% | - |
| 2013 | $43,200 | 1.02% | - |
| 2012 | $42,760 | - | - |
The average salaries of water and wastewater treatment plant and system operators in 17 major industry sectors are shown in Table 2. We note that the salaries vary considerably within different industry sectors. The highest paying industry sector for water and wastewater treatment plant and system operators occupations is the management of companies and enterprises sector with an annual salary $89,560. The lowest paying sector is the transportation and warehousing sector (annual salary $28,180).
From the above tables we note that not only water and wastewater treatment plant and system operators salaries vary considerably based on one's education and experience, and the industry sectors, they also change considerably from state to state. In the following table we compare the median salary of water and wastewater treatment plant and system operators in all 50 states of the United States. We note that the median annual salaries range from $22,830 to $78,890. The highest paying state for water and wastewater treatment plant and system operators is District of Columbia with a median annual salary of $78,890. The lowest paying state is Puerto Rico with a median annual salary of $22,830. For more salary information of water and wastewater treatment plant and system operators profession in a specific state, use the links in the table.