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Wastewater Treatment Operator Certification Test
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Question Number 27
List the basic laboratory tests used to determine clarifier efficiency.
The basic laboratory tests used to determine clarifier efficiency are DO, settleable solids, pH, temperature, BOD, suspended solids, chlorine residual (if needed), and coliform group bacteria (if needed). (Operation of Wastewater Treatment Plants, Volume 1, section 5.2Aby Kenneth D. Kerri)
✔ Correct Answer:
The basic laboratory tests used to determine clarifier efficiency are DO, settleable solids, pH, temperature, BOD, suspended solids, chlorine residual (if needed), and coliform group bacteria (if needed). (Operation of Wastewater Treatment Plants, Volume 1, section 5.2Aby Kenneth D. Kerri)
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