When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Sand filter - Wikipedia

    en.wikipedia.org/wiki/Sand_filter

    The supernatant water is then run back into the treatment process or disposed of as a waste-water stream. In some countries, the sludge may be used as a soil conditioner. Inadequate filter maintenance has been the cause of occasional drinking water contamination. Sand filters are occasionally used in the sewage treatment as a

  3. List of Superfund sites in Missouri - Wikipedia

    en.wikipedia.org/wiki/List_of_Superfund_sites_in...

    This is a list of Superfund sites in Missouri designated under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) environmental law. The CERCLA federal law of 1980 authorized the United States Environmental Protection Agency (EPA) to create a list of polluted locations requiring a long-term response to clean up hazardous material contaminations. [1]

  4. Rapid sand filter - Wikipedia

    en.wikipedia.org/wiki/Rapid_sand_filter

    The rapid sand filter or rapid gravity filter is a type of filter used in water purification and is commonly used in municipal drinking water facilities as part of a multiple-stage treatment system. [1]

  5. McMillan Sand Filtration Site - Wikipedia

    en.wikipedia.org/wiki/McMillan_Sand_Filtration_Site

    McMillan Sand Filtration Site is a twenty-five acre decommissioned water treatment plant in northwest Washington, D.C., built as part of the historic McMillan Reservoir Park. It is bound on the north by Michigan Avenue, on the east by North Capitol Street , on the south by Channing Street and on the west by McMillan Drive; which runs along the ...

  6. SubTropolis - Wikipedia

    en.wikipedia.org/wiki/SubTropolis

    SubTropolis is a business complex located inside of a 55,000,000-square-foot (5,100,000 m 2), 1,260-acre (5.1 km 2) mine in the bluffs north of the Missouri River in Kansas City, Missouri, United States.

  7. Slow sand filter - Wikipedia

    en.wikipedia.org/wiki/Slow_sand_filter

    Water treatment came to the United States in 1872 when Poughkeepsie, New York, opened the first slow sand filtration plant, [7] dramatically reducing instances of cholera and typhoid fever which had been seriously impacting the local community. Poughkeepsie's design criteria were used throughout the country as a model for other municipalities.

  8. Weldon Spring Ordnance Works - Wikipedia

    en.wikipedia.org/wiki/Weldon_Spring_Ordnance_Works

    Weldon Spring Chemical Plant. Weldon Spring Ordnance Works (WSOW) was a 17,323-acre (70.10 km 2) U.S. Government-owned, contractor-operated (GOCO) facility in St. Charles County, Missouri, 55 km west of St. Louis. [1] The site was originally operated by the Atlas Powder Company during World War II from 1941 to 1945 to produce explosives. [1]

  9. Sand separator - Wikipedia

    en.wikipedia.org/wiki/Sand_separator

    A sand separator is a device that separates sand or other solids from water. [1] [2] One version of sand separator utilizes centrifugal force to separate sand or other heavy particles out of the water. The separated material drops down into a tank or reservoir where it can be removed later or in the case of in-well separators, the separated ...