The EPA and 16 partner organizations have published four papers that highlight how decentralized wastewater treatment systems can be sustainable and appropriate options for communities and homeowners. The papers provide information on the benefits and types of decentralized onsite approaches for collection, treatment, dispersal, and reuse of wastewater.
For more information: http://water.epa.gov/infrastructure/septic/Decentralized-MOU-Partnership-Products.cfm