Definitions for "Drain Field"
the part of a septic system where the wastewater is released into the soil for absorption and filtration.
an area of gravel, often with sand below, that receives the outflow or drainage from a septic tank.
Shallow, covered, excavation made inunsaturated soil into which pretreated wastewater isdischarged through distribution piping for applica-tion onto soil infiltration surfaces through porousmedia or manufactured (gravelless) componentsplaced in the excavations. The soil accepts, treats,and disperses wastewater as it percolates throughthe soil, ultimately discharging to groundwater.
The configuration of surface swales and subsurface drain lines necessary to adequately gather and direct all the drainage on a piece of property.
Keywords:  lateral, field, see
See lateral, lateral field.