
C­
8
Impacted
Media
Human
Receptors
Ecological
Receptors
SWMUs/
Landfilled
Materials
I
I
Soil
I
I
Surface
Water
I
I
Groundwater
I
I
Drinking
water
(
from
groundwater)
C
[
1.9
(
L)
ug/
l]
NA
Process
water
(
from
groundwater)
C
(
51.2
ug/
l)
NA
Drinking
Water
(
wells,
springs
and/
or
cisterns)
­
WV
C
(
2.8
ug/
l)
C
(
2.8
ug/
l)

Non­
drinking
water
(
wells,
springs
and/
or
cisterns)
­
WV
C
(
5.07
ug/
l)
C
(
5.07
ug/
l)

Unused
water
sources
­
WW
I
I
Drinking
Water
(
wells,
springs
and/
or
cisterns)
­
OH
C
(
8.59
ug/
l)
C
(
8.59
ug/
l)

Non­
drinking
water
(
wells,
springs
and/
or
cisterns)
­
OH
C
(
23.6
ug/
l)
C
(
23.6
ug/
l)

Unused
water
sources
­
OH
I
I
Ohio
River
water
C
(
1.09
ug/
l)
C
(
1.09
ug/
l)

PWS
(
WV
and
OH)
C
(
4.29
ug/
l)
C
(
4.29
ug/
l)

SWMUs/
Landfilled
Materials
I
I
Soil
I
I
Leachate
C
(
120
ug/
l)
C
(
120
ug/
l)

Surface
Water
C
(
115
ug/
l)
C
(
115
ug/
l)

Groundwater
I
I
Drinking
Water
(
wells,
springs
and/
or
cisterns)
­
WV
C
(
2.8
ug/
l)
C
(
2.8
ug/
l)

Non­
drinking
water
(
wells,
springs
and/
or
cisterns)
­
WV
C
(
5.07
ug/
l)
C
(
5.07
ug/
l)

Unused
water
sources
­
Local
I
I
SWMUs/
Landfilled
Materials
I
I
Soil
I
I
Leachate
C
(
2050
ug/
l)
C
(
2050
ug/
l)

Surface
Water
C
(
371
ug/
l)
C
(
371
ug/
l)

Groundwater
I
I
Drinking
Water
wells
­
Letart
C
(
0.139
ug/
l)
C
(
0.139
ug/
l)

Non­
drinking
water
wells­
Letart
C
[
NQ
(<
0.05)]
C
[
NQ
(<
0.05)]

Ohio
River
water
C
(
0.128
ug/
l)
C
(
0.128
ug/
l)

Unused
water
sources
­
Letart
I
I
SWMUs/
Landfilled
Materials
C
(
Unknown)
C
(
Unknown)

Soil
C
(
Unknown)
C
(
Unknown)

Leachate
(
captured
and
treated)
I
I
Surface
Water
C
(
87
ug/
l)
C
(
87
ug/
l)

Groundwater
I
I
Drinking
Water
(
wells,
springs
and/
or
cisterns)
­
Dry
Run
C
(
0.422
ug/
l)
C
(
0.422
ug/
l)

Non­
drinking
water
(
wells,
springs
and/
or
cisterns)
­
Dry
Run
C
(
0.54
ug/
l)
C
(
0.54
ug/
l)

Unused
water
sources
­
Dry
Run
I
I
Exposure
Pathway
Assessment
[
Complete
(
C)
or
Incomplete
(
I)]

On­

Site
Off­

site
On­

Site
On­

Site
Off­

site
Washington
Works
Facility
Local
Landfill
Letart
Landfill
Off­

site
On­

Site
Dry
Run
Landfill
Off­

site
(
L)
=
biased
low
NA=
not
applicable
Highlighted
cells
indicate
exceedence
of
CATT­
established
C­
8
SL
(
150
ug/
l)
