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  • The Sources and Solutions: Wastewater | Nutrient Pollution ...

    Wastewater treatment plants process water from homes and businesses, which contains nitrogen and phosphorus from human waste, food and certain soaps and detergents, and they can be a major source of nutrient pollution.

  • Individual Home Sewage Treatment Systems — Publications

    It is meant to be a homeowner reference document. An individual sewage system both treats and disposes of wastewater. If a homeowner understands how the various components of a home sewage system work, then a properly designed and installed system will function for many years with a minimum of maintenance and upkeep.