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Image: Urban Water Cycle - EPA 2004

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Description: Illustration of a typical urban water cycle in the United States, depicting drinking water purification and municipal sewage treatment systems. (POTW = Publicly Owned Treatment Works; a municipal sewage treatment plant.)
Title: Urban Water Cycle - EPA 2004
Credit: U.S. Environmental Protection Agency, "Primer for Municipal Wastewater Treatment Systems." EPA 832-R-04-001. p. 7.
Author: U.S. Environmental Protection Agency, Washington, D.C.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

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