Question 4006 of 229 · California Water Distribution Operator Exam
What is the MCL for nitrate as nitrogen?
Exactly one answer is correct.
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Correct answer to question 4006
- B: 10 mg/L
Explanation
Nitrate at 10 mg/L as N protects infants from blue baby syndrome (methemoglobinemia). It is an acute risk, so an exceedance requires rapid public notice.
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