Flashcards: Ontario OIT Water
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All ModulesDisinfectionChemical Feed & StorageHydraulicsMath & CalculationsOntario RegulationsPumping SystemsWater TreatmentWastewater TreatmentWater Quality & SamplingHealth & Safety
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Disinfectionmedium
What is the required log inactivation for viruses in surface water systems according to Ontario regulations?
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Correct Answer
4-log (99.99%)
Ontario regulations require a minimum 4-log (99.99%) removal or inactivation of viruses for surface water treatment systems.
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