Question 5013 of 223 · California Water Treatment Operator Exam
An E. coli-positive result after a total coliform-positive routine sample leads to
Exactly one answer is correct.
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Correct answer to question 5013
- A: an acute MCL violation requiring Tier 1 public notice
Explanation
E. coli indicates possible fecal contamination and requires a Tier 1 public notification within 24 hours.
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