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  2. Why do some Pierce County homeowners have to pay for septic ...

    www.aol.com/why-pierce-county-homeowners-pay...

    Tacoma-Pierce County Health Department began enforcing yearly inspections for alternative septic systems, which are more complex than a septic tank and drainfield for the average home, across ...

  3. Effluent sewer - Wikipedia

    en.wikipedia.org/wiki/Effluent_sewer

    If there is a suitable septic tank in place, pumping the effluent from the tank is the lowest cost option for initial costs. Whether the septic tank is the lowest cost option over time depends on the cost of electricity in the area, how often the tank must be emptied and how much it costs to have the solids pumped out of the tank.

  4. Sewer gas - Wikipedia

    en.wikipedia.org/wiki/Sewer_gas

    An old sewer gas chimney in Stonehouse, Plymouth, England, built in the 1880s to disperse sewer gas above residents. Sewer gas is a complex, generally obnoxious smelling mixture of toxic and nontoxic gases produced and collected in sewage systems by the decomposition of organic household or industrial wastes, typical components of sewage.

  5. Onsite sewage facility - Wikipedia

    en.wikipedia.org/wiki/Onsite_sewage_facility

    In the 1996 Clean Water Needs Survey (USEPA, 1996b), states and tribes also identified more than 500 communities as having failed septic systems that have caused public health problems. The discharge of partially treated sewage from malfunctioning onsite systems was identified as a principal or contributing source of degradation in 32 percent ...

  6. Septic tank - Wikipedia

    en.wikipedia.org/wiki/Septic_tank

    A septic tank is an underground chamber made of concrete, fiberglass, or plastic through which domestic wastewater flows for basic sewage treatment. [2] Settling and anaerobic digestion processes reduce solids and organics, but the treatment efficiency is only moderate (referred to as "primary treatment"). [2]

  7. Sewerage - Wikipedia

    en.wikipedia.org/wiki/Sewerage

    This has resulted in large percentages of the population being connected. For example, the Netherlands have 99% of the population connected to the system, and 1% has an individual sewage disposal system or treatment system, e.g., septic tank. Others have slightly lower (although still substantial) percentages; e.g., 96% for Germany.

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