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Definition: Waste water

Environment

Water which is of no further immediate value to the purpose for which it was used or in the pursuit of which it was produced because of its quality, quantity or time of occurrence. However, wastewater from one user can be a potential supply to a user elsewhere. Cooling water is not considered to be wastewater for purposes of the Joint Questionnaire.
Source:
OECD/Eurostat Joint Questionnaire - Inland Waters
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