Free product recovery
Wastewater
Drinking water supply
treatment unit
Scale
0
40 m
G
ra
ve
l
pi
t
Recovery well
Monitoring well
Wastewater treatment unit
Source of polluƟon
Free product
Fig. 2.33
Installation of groundwater treatment units (Colombano and Hiez 2009)
2 Free Product Recovery of Non-aqueous Phase Liquids in Contaminated Sites:. . .
111