Exam (elaborations)
Level 1 Water Distribution Practice Test Questions and Answers 100% Correct!
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The minimum and maximum chloride residual in a water distribution system is ? - ANSWER-0.2 mg/l and 4mg/L of free chlorine Nitrate may not exceed what concentration when tested yearly for a groundwater treatment plant ? - ANSWER-10 mg/L The minimum number of total coliform samples that must b...
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