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  2. History of water supply and sanitation - Wikipedia

    en.wikipedia.org/wiki/History_of_water_supply...

    Throughout history, people have devised systems to make getting water into their communities and households and disposing of (and later also treating) wastewater more convenient. [ 1 ] The historical focus of sewage treatment was on the conveyance of raw sewage to a natural body of water, e.g. a river or ocean , where it would be diluted and ...

  3. Sanitation - Wikipedia

    en.wikipedia.org/wiki/Sanitation

    Wastewater is only generated when piped water supply is available within the buildings or close to them. [citation needed] A related term is a decentralized wastewater system which refers in particular to the wastewater part of on-site sanitation. Similarly, an onsite sewage facility can treat the wastewater generated locally. [citation needed]

  4. Wastewater - Wikipedia

    en.wikipedia.org/wiki/Wastewater

    Wastewater (or waste water) is water generated after the use of freshwater, raw water, drinking water or saline water in a variety of deliberate applications or processes. [1]: 1 Another definition of wastewater is "Used water from any combination of domestic, industrial, commercial or agricultural activities, surface runoff / storm water, and any sewer inflow or sewer infiltration".

  5. Sanitary engineering - Wikipedia

    en.wikipedia.org/wiki/Sanitary_engineering

    Sanitary engineering, also known as public health engineering or wastewater engineering, is the application of engineering methods to improve sanitation of human communities, primarily by providing the removal and disposal of human waste, and in addition to the supply of safe potable water.

  6. Sewerage - Wikipedia

    en.wikipedia.org/wiki/Sewerage

    The main part of such a system is made up of large pipes (i.e. the sewers, or "sanitary sewers") that convey the sewage from the point of production to the point of treatment or discharge. Sewers under construction in Ystad, Sweden. Types of sanitary sewer systems that all usually are gravity sewers include: Combined sewer; Simplified sewerage ...

  7. Water pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Water_pollution_in_the...

    Topsoil runoff from farm, central Iowa (2011). Water pollution in the United States is a growing problem that became critical in the 19th century with the development of mechanized agriculture, mining, and manufacturing industries—although laws and regulations introduced in the late 20th century have improved water quality in many water bodies. [1]

  8. US warns that hackers are carrying out disruptive attacks on ...

    www.aol.com/news/us-warns-hackers-carrying...

    By Raphael Satter. WASHINGTON (Reuters) -The U.S. government is warning state governors that foreign hackers are carrying out disruptive cyberattacks against water and sewage systems throughout ...

  9. Sewage - Wikipedia

    en.wikipedia.org/wiki/Sewage

    Sewage (or domestic wastewater) consists of wastewater discharged from residences and from commercial, institutional and public facilities that exist in the locality. [2]: 10 Sewage is a mixture of water (from the community's water supply), human excreta (feces and urine), used water from bathrooms, food preparation wastes, laundry wastewater, and other waste products of normal living.