Organic Waste Recycling

(WallPaper) #1
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
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