Question 4015 of 229 · California Water Distribution Operator Exam
Where are Stage 2 disinfection byproduct samples generally collected?
Exactly one answer is correct.
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Correct answer to question 4015
- D: At sites with the highest expected TTHM and HAA5, far from entry points
Explanation
DBPs increase with water age, so monitoring sites represent the longest travel times. The sampling plan is approved by the regulator.
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