Question 9029 of 234 · California Wastewater Operator Exam
Influent ammonia nitrogen is 28 mg/L and effluent ammonia nitrogen is 2 mg/L at a flow of 1.5 MGD. How many pounds of ammonia nitrogen are removed per day?
Exactly one answer is correct.
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Correct answer to question 9029
- D: 325 lbs/day
Explanation
Removed = 8.34 x 1.5 x (28 - 2) = 325 lbs/day. Using only the influent or only the effluent concentration is the typical mistake.
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