Patent ID: 7850848

Claim:
A wastewater treatment facility comprising: an inlet flow path for receiving wastewater from a source; a primary treatment system including; a first tank for containing wastewater received through said inlet flow path; a plurality of rotating media wheels mounted in said first tank for rotation within the wastewater and each containing a bacterial colony capable of digesting organic carbon in the wastewater and respiring CO 2 , and each media wheel including surfaces for supporting algal growth, said surfaces arranged to be alternately immersed in the wastewater and exposed to sunlight; an air supply disposed within said first tank and having a plurality of outlets directed at a corresponding one of said plurality of media wheels to rotate said wheels within the wastewater and operable to aerate the wastewater; and a primary outlet for discharge of effluent treated by said primary treatment system after contact with the bacteria and algae; a secondary treatment system including; a second tank for receiving the effluent discharged from said primary outlet of said primary treatment system; a plurality of media wheels, each configured substantially identical to said media wheels in said primary treatment system; an air supply disposed within said second tank and configured substantially identical to said air supply of said primary treatment system; and a secondary outlet for discharge of effluent treated by said secondary treatment system after contact with the bacteria and algae.