Profession
Water and Wastewater Treatment Plant and System Operators
Operate or control an entire process or system of machines, often through the use of control boards, to transfer or treat water or wastewater.
Available countries
Open this profession with local salary data.
California
Salary data
Official salary rows can differ by local occupation, year and gender.
🇺🇸 United States2025
51-8031SOC 2018 51-8031
GroupAll
Median60,020 USD
Average62,540 USD
Middle 50%48,040 USD - 74,780 USD
Decile range39,110 USD - 91,060 USD
Bottom decile39,110 USD
Top decile91,060 USD
🇺🇸 United States2025
86202018 Census Occupation / 2018 SOC 8620
GroupMen
Median63,804 USD
Average63,804 USD
Middle 50%N/A
🇺🇸 California2025
51-8031SOC 2018 51-8031
GroupAll
Median81,770 USD
Average87,190 USD
Middle 50%65,250 USD - 103,550 USD
Decile range56,030 USD - 123,380 USD
Bottom decile56,030 USD
Top decile123,380 USD
Sources
- BLS CPS Table 39 2025 median weekly earnings by occupation and sex2025 - 2018 Census Occupation / 2018 SOC
- BLS OEWS May 2025 National2025 - SOC 2018
- BLS OEWS May 2025 State2025 - SOC 2018
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🇺🇸 United StatesWater and Wastewater Treatment Plant and System Operators