Description: The Ministry of the Environment is committed to a regulatory framework that will safeguard public health and maintain confidence in Ontario’s drinking water. This fact sheet provides information on Point of Entry (POE) treatment to help you, as the owner or operating authority of a residential drinking water system, comply with the Drinking-Water Systems Regulation (O. Reg.170/03) made under the Safe Drinking Water Act, 2002 (SDWA).
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