A treatment facility/plant that reduces, alters, or eliminates pollutants in wastewater discharge prior to release of the water into the environment via a combination of various treatment processes (e.g. physical, chemical and biological). Wastewater treatment plants may be privately owned and operated by the enterprise creating the wastewater, or they may be owned and operated by a private or public third-party. | central/common wastewater treatment plant (CETP), effluent treatment plant (ETP) |
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