Methods and apparatus for treatment and purification of wastewater

A separator apparatus comprising:

• a tank having an interior wall;
• a funnel disposed in the tank, the funnel including an open top rim spaced apart from the interior wall of the tank;
• an inlet conduit configured for injecting a fluid mixture into an interior portion of the funnel, the fluid mixture comprising wastewater including one or more liquids and one or more solids;
• the funnel configured to permit at least a portion of the one or more liquids to flow over the open top rim of the funnel and downward into a first space bounded by the funnel and the interior wall of the tank;
• a first outlet conduit configured for removing at least some of the one or more liquids from the first space;
• a second outlet conduit configured for removing a separated portion of the one or more liquids from a second space disposed above the funnel;
• and
• a third outlet conduit configured for receiving at least some of the one or more solids from the funnel and discharging the received solids from the apparatus.