Water & Wastewater exam practice tests
Water and wastewater treatment, distribution and collection operator exams.
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Water & Wastewater exams
| Exam | Who runs it | Where |
|---|---|---|
| Water treatment operator Grades 1 to 4 | State agencies (WPI/ABC exams) | United States (varies by state) |
| Water distribution operator Grades 1 to 4 | State agencies | United States (varies by state) |
| Wastewater treatment operator Grades 1 to 4 | State agencies | United States (varies by state) |
| Wastewater collection operator Grades 1 to 4 | State agencies | United States (varies by state) |
| Very small water system operator | State agencies | United States (varies by state) |
| Water / wastewater laboratory analyst | State agencies, WEF | United States (varies by state) |
| Industrial wastewater operator | State agencies | United States (varies by state) |
| Stormwater inspector (CESSWI, CPESC) | EnviroCert | United States |
| Aquatic facility operator | NRPA | United States |
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