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septic tank PDF Print E-mail
Friday, 17 November 2006 01:00
A septic tank is used to detain domestic wastes to allow the settling of solids prior to distribution to a Leach field for soil absorption. Septic tanks are used when a sewer line is not available to carry them to a treatment plant. A settling tank in which settled sludge is in immediate contact with sewage flowing through the tank, and wherein solids are decomposed by anaerobic bacterial action.

---> see also:
"septic tank" is in the NAICS Code "562998"
  All Other Miscellaneous Waste management Services
  ... operation of materials recovery facilities, septic tank pumping and related services, and waste mana ...
 

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