Land treatment of wastewater 395
In some cases, the percolated water can move through underground aquifers into
surface streams nearby.
Figure 8.3 Rapid infiltrations (U.S.EPA 1981)
a) HYDRAULIC PATHWAY
b) RECOVERY OF RENOVATED WATER BY UNDERDRAINS
c) RECOVERY OF RENOVATED WATER BY WELLS
APPLIED
WASTEWATER
EVAPORATION
PERCOLATION
FLOODING BASINS
PERCOLATION
(UNSATURATED ZONE)
GROUNDWATER
UNDERDRAINS
PERCOLATION
(UNSATURATED ZONE)
RECOVERED
WATER
WELLS