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  2. $95.5 million Columbia Wastewater Treatment Plant breaks ...

    www.aol.com/95-5-million-columbia-wastewater...

    The city celebrated the start of the new Wastewater Treatment Plant, which at $95.5 million is the largest investment in Columbia history.

  3. 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 ...

  4. 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.

  5. Columbia Wastewater Treatment Plant open house provides peek ...

    www.aol.com/news/columbia-wastewater-treatment...

    The Columbia Regional Wastewater Treatment Plant opened its doors Friday for the public to see its operations. It also was an opportunity for job seekers.

  6. 'Historic': Columbia council approves $95.2 million contract ...

    www.aol.com/historic-columbia-council-approves...

    Columbia City Council made its final approval of an historic $95.2 million contract to begin construction of the city's new wastewater treatment plant.

  7. East Side Big Pipe - Wikipedia

    en.wikipedia.org/wiki/East_Side_Big_Pipe

    From the mid-19th century until the mid-20th century, Portland's combined sewer system poured untreated sewage into the Willamette River and the Columbia Slough. In 1952, the city built its first plant to treat wastewater, which included stormwater run-off as well as raw sewage.