Question 1025 of 223 · California Water Treatment Operator Exam
Groundwater under the direct influence of surface water is of concern because
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Correct answer to question 1025
- B: surface pathogens such as Giardia can reach the well without natural filtration
Explanation
Wells near rivers or in fractured or shallow formations can draw in surface water quickly. Such sources can need surface water treatment rules applied to them.
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