Permeable Reactive Barriers: Cost-Effective and Sustainable Remediation of Groundwater - Permeable Reactive Barrier: Sustainable Groundwater Remediation - page 11

P&T: Type of ex situ
treatment: GAC
and Strip

PCBs, TCE, 1,2-DCE,
1,1,1-TCA, VC,
1,1-DCA, PCE

LaSalle, IL, USA Capital cost:

$1400 per 1000 gL of groundwater
treated per year
Operating cost:
$40 per 1000 gL of treated
groundwater

USEPA (2001)

P&T: Type of ex situ
treatment: GAC oxidation
and strip

Benzene, benzidine,
2-chloroaniline,
1,2-DCE, TCE,
3,3-dichlorobenzidene,
aniline, VC

Bofors Nobel, OU 1,
MI, USA

Capital cost:
$70 per 1000 gL of groundwater
treated per year
Operating cost:
$4.3 per 1000 gL of treated
groundwater

USEPA (2001)

P&T: Type of ex situ
treatment: Physical or
chemical removal of metal

Chromium United Chrome,

OR, USA

Capital cost per volume of
groundwater treated per year
$460/1000 gallons;
Average annual operating cost per
volume of groundwater treated
per year $13/1000 gallons

USEPA (1999a,b)