Question 4007 of 229 · California Water Distribution Operator Exam
Under public notification rules, which event is an acute violation requiring notice within 24 hours?
Exactly one answer is correct.
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Correct answer to question 4007
- C: An E. coli MCL violation
Explanation
Tier 1 notice is required for violations with potential for serious health effects from short-term exposure, such as an E. coli MCL violation or a nitrate exceedance. Notice must go out within 24 hours.
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