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Water Treatment Operator Certification UPDATED ACTUAL Questions and CORRECT Answers

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Water Treatment Operator Certification UPDATED ACTUAL Questions and CORRECT Answers What is removed at the raw water intake? - CORRECT ANSWER- Fish and debris What is more likely to be found in groundwater? - CORRECT ANSWER- Trihalomethane What is most commonly used to control algae growth in reservoirs? - CORRECT ANSWER- copper sulfate

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Water Treatment Operator Certification
UPDATED ACTUAL Questions and
CORRECT Answers
What is removed at the raw water intake? - CORRECT ANSWER- ✔✔Fish and debris


What is more likely to be found in groundwater? - CORRECT ANSWER-
✔✔Trihalomethane


What is most commonly used to control algae growth in reservoirs? - CORRECT ANSWER-
✔✔copper sulfate



What are common filtration rates in gravity filtration? - CORRECT ANSWER- ✔✔2 to 10
GPM/sq.ft.


Leakage within a centrifugal pump is intended for what purpose? - CORRECT ANSWER-
✔✔Cool moving parts



What is the definition of a grab sample? - CORRECT ANSWER- ✔✔A single sample of
water collected at a particular time and place which represents the composition of the water
only at that time and place.


Adding sodium hypochlorite to water will have what effect? - CORRECT ANSWER-
✔✔Increase pH



What is the purpose of the groundwater rule? - CORRECT ANSWER- ✔✔To protect the
groundwater from disease-causing microorganisms


What is true about the total coliform rule? - CORRECT ANSWER- ✔✔Establishes an MCL
based on the presence and absence of total coliform or E. coli

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