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  2. Blue Plains Advanced Wastewater Treatment Plant - Wikipedia

    en.wikipedia.org/wiki/Blue_Plains_Advanced...

    Blue Plains Advanced Wastewater Treatment Plant in Washington, D.C., is the largest advanced wastewater treatment plant in the world. [1] The facility is operated by the District of Columbia Water and Sewer Authority (DC Water). The plant opened in 1937 as a primary treatment facility, and advanced treatment capacity was added in the 1970s and ...

  3. McMillan Reservoir - Wikipedia

    en.wikipedia.org/wiki/McMillan_Reservoir

    Subsequent improvements to the city water system were initiated beginning in the 1920s. The regular use of chlorine as a disinfectant began in 1923 at the McMillan filtration plant. Another treatment plant was completed in 1928 adjacent to the Dalecarlia Reservoir using a newer technology, a rapid sand filter. [2]: 101–105

  4. McMillan Sand Filtration Site - Wikipedia

    en.wikipedia.org/wiki/McMillan_Sand_Filtration_Site

    The District of Columbia government is considering redevelopment plans for the McMillan Sand Filtration Site which is no longer used for water treatment. McMillan Sand Filtration Site is a twenty-five acre decommissioned water treatment plant in northwest Washington, D.C., built as part of the

  5. District of Columbia Water and Sewer Authority - Wikipedia

    en.wikipedia.org/wiki/District_of_Columbia_Water...

    The District of Columbia Water and Sewer Authority (DC Water) provides drinking water, sewage collection, and sewage treatment for Washington, D.C. The utility also provides wholesale wastewater treatment services to several adjoining municipalities in Maryland and Virginia, and maintains more than 9,000 public fire hydrants in Washington, D.C.

  6. Industries polluted Columbia’s water with dangerous ‘forever ...

    www.aol.com/industries-polluted-columbia-water...

    The other drinking water plant draws water from an intake at Lake Murray and can produce 75 million gallons of drinking water per day. The wastewater plant can treat 60 million gallons a day.

  7. Washington Suburban Sanitary Commission - Wikipedia

    en.wikipedia.org/wiki/Washington_Suburban...

    WSSC Water connected its trunk sewers near Washington, DC into the Blue Plains system beginning in the 1930s, as the treatment plant began operation. The commission built its first sewage treatment plant in Bladensburg in the 1940s; in the 1950s this plant was closed as additional connections were made to the Blue Plains system. Most of the ...