Question 1014 of 223 · California Water Treatment Operator Exam
A sudden increase in the drawdown of a well with no change in the pumping rate most likely indicates
Exactly one answer is correct.
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Correct answer to question 1014
- C: a clogged screen or a falling aquifer level
Explanation
Higher drawdown at the same yield means lower specific capacity. Screen encrustation, plugging or aquifer decline are the common causes.
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