Document ID: EPA-HQ-RCRA-2002-0028-0028
Agency: epa
Document Type: Supporting & Related Material
Title: 
Posted Date: 2003-01-21T05:00Z

Appendix
D
Indirect
Exposure
Methodology
and
Inputs
This
page
intentionally
left
blank.
Table
D­
1.
Vapor­
phase
air
concentration
from
soil
emissions
(
mg/
m^
3)
Appendix
D
Name
Description
Value
Cvapor
VF
C
C
soil
vapor
=
VF
Volatilization
factor
for
unlimited
mass
(
m^
3/
kg)
Calculated
Csoil
Soil
concentration
(
mg/
kg)
Set
equal
to
waste
concentration
Based
on
Supplemental
Guidance
for
Developing
Soil
Screening
Levels
for
Superfund
Sites,
EPA,
2001,
OSWER
9355.4­
24.

D­
3
Table
D­
2.
Volatilization
factor
for
unlimited
mass
­
Commercial/
Industrial
Scenario
(
m^
3/
kg)
Appendix
D
Name
Description
Value
VF
(
)
[
]
Dapp
BD
T
Dapp
QC
VF
´
´
ÿ

´
´
´
´
=

2
0001
.
0
14
.
3
2
1
0.0001
Conversion
factor
(
m^
2/
cm^
2)

T
Exposure
interval
(
s)
(
9.5E+
08
sec
or
30
years)

Dapp
Apparent
diffusivity
(
cm^
2/
s)
Calculated
QC
Dispersion
Factor
(
g/
m^
2­
s)/(
kg/
m^
3)
Calculated
BD
Dry
soil
bulk
density
(
g/
cm^
3)
See
Appendix
H
Supplemental
Guidance
for
Developing
Soil
Screening
Levels
for
Superfund
Sites,
EPA,
2001,
OSWER
9355.4­
24,
equation
4­
8.

D­
4
Table
D­
3.
Dispersion
Factor
(
g/
m^
2­
s)/(
kg/
m^
3)
Appendix
D
Name
Description
Value
Q/
C
(
)
(
)

-
´
=
C
DF
B
DF
Area
e
A
DF
QC
_
_
ln
_
2
Area
Source
Area
(
acres)
See
Appendix
H
DF_
A
Constant
selected
based
on
location
(
unitless)
See
Appendix
H
DF_
B
Constant
selected
based
on
location
(
unitless)
See
Appendix
H
DF_
C
Constant
selected
based
on
location
(
unitless)
See
Appendix
H
Supplemental
Guidance
for
Developing
Soil
Screening
Levels
for
Superfund
Sites,
EPA,
2001,
OSWER
9355.4­
24.

D­
5
Table
D­
4.
Apparent
diffusivity
(
cm^
2/
s)
Appendix
D
Dapp

-
=
RhoS
BD
n
1
w
Theta
n
v
Theta
_
_
-
=
(
)
Hprime
v
Theta
w
Theta
soil
Kd
BD
n
Dw
w
Theta
Hprime
Da
v
Theta
app
D
´
´
+
´
´
+
´
´
=

_
_
2
3
10
_
3
10
_

foc
Koc
Kd
Soil
´
=
HLC
HLCcoef
Hprime
´
=
D­
6
Name
Description
Value
(
)
Temp
R
HLCcoef
´
=
1
RhoS
Solids
particle
density
(
g/
cm^
3)

HLCcoef
Coefficient
to
Henry's
law
constant
(
unitless)
Calculated
Hprime
Dimensionless
Henry's
law
constant
(
unitless)
Calculated
KdSoil
Soil­
water
Partition
Coefficient
(
mL/
g)
Calculated
n
Total
soil
porosity
(
L
pore/
L
soil)
Calculated
Theta_
v
Dry
soil
void
fraction
OR
air
filled
soil
porosity
(
L
air/
L
soil)
Calculated
Da
Diffusivity
in
air
(
cm^
2/
s)
See
Appendix
E
Dw
Diffusivity
in
water
(
cm^
2/
s)
See
Appendix
E
Koc
Organic
carbon
partition
coefficient
(
mL/
g)
See
Appendix
E
BD
Soil
bulk
density
(
g/
cm^
3)
See
Appendix
H
foc
Fraction
organic
carbon
in
soil
(
unitless)
See
Appendix
H
Theta_
w
soil
volumetric
water
content
OR
water­
filled
soil
porosity
(
L
water/
L
soil)
See
Appendix
H
Supplemental
Guidance
for
Developing
Soil
Screening
Levels
for
Superfund
Sites,
EPA,
2001,
OSWER
9355.4­
24,
equation
4­
8.

D­
7
Table
D­
5.
Washout
ratio
for
vapor­
phase
contaminants
(
unitless)
Appendix
D
Name
Description
Value
Wv
HLC
air
T
R
W
v
_
´
=
R
Ideal
Gas
Constant
(
atm­
m^
3/
K­
mole)
(
0.00008206)
Constant
HLC
Henry's
Law
Constant
(
atm
m^
3
/
mole)
See
Appendix
E
T_
air
Ambient
temperature
(
K)
See
Appendix
H
MPE,
1998
eq(
6­
18).

D­
8
Table
D­
6.
Annual
wet
deposition
from
vapors
(
g/
m^
2­
yr)
Appendix
D
Name
Description
Value
Dyw
00001
.
0
´
´
´
=
v
vapor
W
May
C
Dyw
1.00E­
05
Conversion
factor
(
10
­
3
g/
mg)(
10
­
2
m/
cm)

Cvapor
Contaminant
air
concentration
from
vapors
(
mg/
m^
3)
Calculated
Wv
Volumetric
washout
ratio
from
vapors
(
unitless)
Calculated
May
Average
annual
moisture
(
precipitation:
rainfall,
snowfall)
(
cm/
yr)
See
Appendix
H
MPE,
1998
eq(
4­
3
for
particles
and
6­
16
for
vapors)

D­
9
Table
D­
7.
Annual
dry
deposition
from
vapors
(
g/
m^
2­
yr)
Appendix
D
Name
Description
Value
Dyd
vapor
C
Vdv
Dyd
´
´
=
36
.
315
315.36
Conversion
factor
([
3.1536E+
07
sec/
yr]/[
100
cm/
m][
1e3
mg/
g])

Cvapor
Vapor
phase
air
concentration
(
mg/
m^
3)
Calculated
Vdv
Dry
deposition
velocity
of
vapors
(
cm/
s)
See
Appendix
E
MPE,
1998
eq(
4­
2
for
particles
and
6­
17
for
vapors)

D­
10
Table
D­
8.
Total
Concentration
in
Above­
Ground
Vegetation
(
mg/
kg
­
WW
or
DW)
Appendix
D
Name
Description
Value
Pveg
(
)
(
)
100
100
MAF
Pr
Pv
Pd
PvegWW
-
´
+
+
=
Pr
Above­
ground
vegetation
concentration
due
to
root
uptake
(
mg/
kg
­
DW)
Calculated
Pv
Vegetative
concentration
due
to
air­
to­
plant
transfer
(
mg/
kg
­
DW)
Calculated
MAF
Plant
tissue­
specific
moisture
adjustment
factor
to
convert
DW
concentration
into
WW
(
percent)
See
note
below
Pd
Vegetative
concentration
due
to
direct
deposition
(
mg/
kg
­
DW)
Set
to
0
(
based
on
particles
only)

Source:
U.
S.
EPA,
1998.

Note:
For
exposed
vegetation
MAF
is
92,
for
exposed
fruit
MAF
is
85,
and
for
protected
fruit
MAF
is
90.
Dry
weight
is
used
for
silage
and
feed.
Wet
weight
is
used
for
exposed
vegetataion,
exposed
fruit,
and
protected
fruit
D­
11
Table
D­
9.
Above­
ground
vegetation
concentration
due
to
root
uptake
(
mg/
kg
­
DW)
Appendix
D
Name
Description
Value
Pr
Br
C
Pr
soil
´
=
BrExfruit
Soil­
to­
plant
bioconcentration
factor
for
exposed
fruit
(
mg/
kg
DW
plant
/
mg/
kg
soil)
See
Appendix
E
BrExveg
Soil­
to­
plant
bioconcentration
factor
for
exposed
vegetables
(
mg/
kg
DW
plant
/
mg/
kg
soil)
See
Appendix
E
BrForage
Soil­
to­
plant
bioconcentration
factor
for
forage
(
mg/
kg
DW
plant
/
mg/
kg
soil)
See
Appendix
E
BrGrain
Soil­
to­
plant
bioconcentration
factor
for
grain
(
mg/
kg
DW
plant
/
mg/
kg
soil)
See
Appendix
E
BrProfruit
Soil­
to­
plant
bioconcentration
factor
for
protected
fruit
(
mg/
kg
DW
plant
/
mg/
kg
soil)
See
Appendix
E
BrSilage
Soil­
to­
plant
bioconcentration
factor
for
silage
(
mg/
kg
DW
plant
/
mg/
kg
soil)
See
Appendix
E
Csoil
Concentration
of
contaminant
in
soil
(
mg/
kg)
Set
equal
to
waste
concentration
Source:
U.
S.
EPA,
1998.

D­
12
Table
D­
10.
Vegetative
Concentration
Due
to
Air­
to­
Plant
Transfer
(
mg/
kg
­
DW)
Appendix
D
Name
Description
Value
Pv
(
)
(
)
(
)
KpVap
Yp
e
Rp
Dv
Pv
Tp
KpVap
´
-
´
´
=
´
-
1
Dv
Deposition
term
for
plants
(
for
vapor)
(
mg/
m^
2­
yr)
Calculated
KpVap
Plant
surface
loss
coefficient,
vapor
(
1/
yr)
See
Appendix
E
LogKow
Octanol­
water
partition
coeficient
(
unitless)
See
Appendix
E
Rp_
exfruit
Interception
fraction
for
exposed
fruit
(
unitless)
See
Appendix
F
Rp_
exveg
Interception
fraction
for
exposed
vegetables
(
unitless)
See
Appendix
F
Rp_
forage
Interception
fraction
for
forage
(
unitless)
See
Appendix
F
Rp_
silage
Interception
fraction
for
silage
(
unitless)
See
Appendix
F
Tp_
exfruit
Length
of
plant
exposure
to
deposition
for
exposed
fruit
(
yr)
See
Appendix
F
Tp_
exveg
Length
of
plant
exposure
to
deposition
for
exposed
vegetables
(
yr)
See
Appendix
F
Tp_
forage
Length
of
plant
exposure
to
deposition
for
forage
(
yr)
See
Appendix
F
Tp_
silage
Length
of
plant
exposure
to
deposition
for
silage
(
yr)
See
Appendix
F
Yp_
exfruit
Crop
yield
for
exposed
fruit
(
kg
DW/
m^
2)
See
Appendix
F
Yp_
exveg
Crop
yield
for
exposed
vegetables
(
kg
DW/
m^
2)
See
Appendix
F
Yp_
forage
Crop
yield
for
forage
(
kg
DW/
m^
2)
See
Appendix
F
Yp_
silage
Crop
yield
for
silage
(
kg
DW/
m^
2)
See
Appendix
F
Source:
U.
S.
EPA,
1998.

D­
13
Table
D­
11.
Concentration
in
Below­
Ground
Vegetation
Due
to
Root
Uptake
(
mg/
kg
­
WW)
Appendix
D
Name
Description
Value
Prbg
soil
soil
Kd
VGbg
RCF
C
bg
Pr
´
´
=
foc
Koc
Kd
Soil
´
=
Kdsoil
Soil­
water
partition
coefficient
(
mL/
g)
or
(
L/
kg)
Calculated
Koc
Organic
carbon
partition
coefficient
(
mL/
g)
See
Appendix
E
RCF
Root
concentration
factor
(
mg/
kg
­
WW
plant)
/
(
mg/
L
soil
water)
See
Appendix
E
VGbg
Empirical
correction
factor
for
below
ground
vegetables
(
unitless)
See
Appendix
F
foc
Fraction
organic
carbon
in
soil
(
unitless)
See
Appendix
H
Csoil
Concentration
of
contaminant
in
soil
(
mg/
kg)
Set
equal
to
waste
concentration
Source:
U.
S.
EPA,
1998.

D­
14
Table
D­
12.
Vapor
Term
for
Plants
(
mg/
m^
2­
yr)
Appendix
D
Name
Description
Value
Dv
(
)
(
)
Dyw
Fw
Dyd
Fv
Dv
´
+
´
´
=
1000
1000
Conversion
factor
(
mg/
g)

Dyd
Normalized
annual
dry
deposition
from
vapor
phase
(
s­
m^
2/
m^
2­
yr)
Calculated
Dyw
Normalized
annual
average
wet
deposition
from
vapor
phase
(
sm
2/
m^
2­
yr)
Calculated
Fv
Fraction
of
air
concentration
in
vapor
phase
(
unitless)
See
Appendix
E
Fw
Fraction
of
wet
deposition
adhering
to
plant
surface
(
unitless)
See
Appendix
E
D­
15
Table
D­
13.
Concentration
in
Beef
Due
to
Plant
and
Soil
Ingestion
(
mg/
kg
­
WW)
Appendix
D
Name
Description
Value
Abeef
(
)
(
)
(
)
silage
Qsbs
silage
F
forage
Qfbs
forage
F
grain
Qgbs
grain
F
e
PlantIntak
Pr_
_
Pr_
_
Pr_
_
´
´
+
´
´
+
´
´
=
)
))
(
)
(
((
Beef
water
soil
beef
Ba
Qwbs
C
C
Qsoilbs
e
PlantIntak
A
´
´
+
´
+
=
PlantIntake
Amount
of
vegetation
consumed
by
beef
cattle
(
mg/
day)
(
mg/
day)
Calculated
Pr_
forage
Vegetative
concentration
for
forage
(
mg/
kg
­
DW)
Calculated
Pr_
grain
Vegetative
concentration
for
grain
(
mg/
kg
­
DW)
Calculated
Pr_
silage
Vegetative
concentration
in
silage
(
mg/
kg
­
DW)
Calculated
BaBeef
Beef
biotransfer
factor
(
day/
kg
­
WW)
See
Appendix
E
F_
forage
Fraction
of
forage
grown
on
contaminated
soil
and
eaten
(
unitless)
See
Appendix
F
F_
grain
Fraction
of
grain
grown
on
contaminated
soil
and
eaten
(
unitless)
See
Appendix
F
F_
silage
Fraction
of
silage
grown
on
contaminated
soil
and
eaten
(
unitless)
See
Appendix
F
Qfbs
Quantity
of
forage
eaten
each
day
by
beef
cattle
(
kg
­
DW/
day)
See
Appendix
F
Qgbs
Quantity
of
grain
eaten
each
day
by
beef
cattle
(
kg
­
DW/
day)
See
Appendix
F
Qsbs
Quantity
of
silage
eaten
each
day
by
beef
cattle
(
kg
­
DW/
day)
See
Appendix
F
Qsoilbs
Consumption
rate
of
soil
for
beef
cattle
(
kg/
day)
See
Appendix
F
Qwbs
Consumption
rate
of
water
by
subsistence
beef
cattle
(
L/
d)
See
Appendix
F
Csoil
Concentration
of
contaminant
in
soil
(
mg/
kg)
Set
equal
to
waste
concentration
D­
16
Cwater
Total
concentration
in
the
water
(
mg/
L)
Set
equal
to
waste
concentration
Source:
U.
S.
EPA,
2000.

D­
17
Table
D­
14.
Concentration
in
Fish
(
mg/
kg)
Appendix
D
Name
Description
Value
Cfish
fish
fish
BCF
Cdw
C
´
=
BCFfish
Bioconcentration
factor
(
mg/
kg)/(
mg/
L)
See
Appendix
E
Cdw
Concentration
in
water
(
dissolved)
(
mg/
L)
Set
equal
to
waste
concentration
Source:
U.
S.
EPA,
1998.

D­
18
Table
D­
15.
Daily
Intake
of
Contaminant
from
Consumption
of
Above­
Ground
Produce
(
mg/
kg
BW/
d)
Appendix
D
Name
Description
Value
Iag
profruit
I
exveg
I
exfruit
I
Iag
_
_
_
+
+
=
(
)
L
P
F
CR
I
-
´
´
´
=
1
1000
1000
Conversion
factor
(
g/
kg)

I_
exfruit
Contaminant
intake
from
consumption
of
exposed
fruit
(
mg/
kg
BW/
d)
Calculated
I_
exveg
Contaminant
intake
from
consumption
of
exposed
vegetables
(
mg/
kg
BW/
d)
Calculated
I_
profruit
Contaminant
intake
from
consumption
of
protected
fruit
(
mg/
kg
BW/
d)
Calculated
Pr_
exfruit
Exposed
fruit
concentration
(
mg/
kg)
Calculated
Pr_
exveg
Exposed
vegetable
concentration
(
mg/
kg)
Calculated
Pr_
profruit
Protected
fruit
concentration
(
mg/
kg)
Calculated
CR_
exfruit
Daily
human
consumption
rate
of
exposed
fruit
(
g
WW/
kg
BW/
day)
See
Appendix
G
CR_
exveg
Daily
human
consumption
rate
of
exposed
vegetables
(
g
WW/
kg
BW/
day)
See
Appendix
G
CR_
profruit
Daily
human
consumption
rate
of
protected
fruit
(
g
WW/
kg
BW/
day)
See
Appendix
G
F_
exfruit
Fraction
of
exposed
fruit
grown
in
contaminated
soil
(
unitless)
See
Appendix
G
D­
19
F_
exveg
Fraction
of
exposed
vegetables
grown
in
contaminated
soil
(
unitless)
See
Appendix
G
F_
profruit
Fraction
of
protected
fruit
grown
in
contaminated
soil
(
unitless)
See
Appendix
G
L_
exfruit
Food
preparation
loss
for
exposed
fruit
(
unitless)
See
Appendix
G
L_
exveg
Food
preparation
loss
for
exposed
vegetables
(
unitless)
See
Appendix
G
L_
profruit
Food
preparation
loss
for
protected
fruit
(
unitless)
See
Appendix
G
Source:
U.
S.
EPA,
1998.

D­
20
Table
D­
16.
Daily
Intake
of
Contaminant
from
Consumption
of
Below­
Ground
Produce
(
mg/
kg­
d)
Appendix
D
Name
Description
Value
Ibg
(
)
bg
L
bg
F
bg
CR
bg
Pr
Ibg
_
1
_
1000
_
-
´
´
´
=
1000
Conversion
factor
(
g/
kg)

Prbg
Below
ground
vegetable
concentration
in
whole
weight
(
mg/
kg
WW)
Calculated
CR_
bg
Daily
human
consumption
rate
of
below
ground
vegetables
(
g
WW/
kg
BW/
day)
See
Appendix
G
F_
bg
Fraction
of
below
ground
vegetables
grown
in
contaminated
soil
(
unitless)
See
Appendix
G
L_
bg
Food
preparation
loss
for
root
vegetables
(
unitless)
See
Appendix
G
Source:
U.
S.
EPA,
1998.

D­
21
Table
D­
17.
Daily
Intake
of
Contaminant
from
Consumption
of
Fish
(
mg/
kg­
d)
Appendix
D
Name
Description
Value
Ifish
(
)
BW
fish
F
fish
CR
fish
C
I
fish
´
´
´
=
1000
_
_
_

1000
Conversion
factor
(
g/
kg)

Cfish
Concentration
of
contaminant
in
fish
(
mg/
kg)
Calculated
BW
Body
weight
(
kg)
See
Appendix
G
CR_
fish
Consumption
rate
of
fish
(
g
WW/
day)
See
Appendix
G
F_
fish
Fraction
of
fish
intake
from
contaminated
source
(
unitless)
See
Appendix
G
Source:
U.
S.
EPA,
1998.

D­
22
Table
D­
18.
Daily
Intake
of
Contaminant
from
Incidental
Ingestion
of
Soil
(
mg/
kg­
d)
Appendix
D
Name
Description
Value
Isoil
000001
.
0
´

´
´
=
BW
F
CRs
C
I
soil
soil
soil
0.000001
Conversion
factor
(
kg/
mg)

Isoil
Daily
intake
of
contaminant
from
incidental
ingestion
of
soil
(
mg/
kg
BW/
d)
Calculated
BW
Body
weight
(
kg)
See
Appendix
G
CRs
Soil
ingestion
rate
(
mg/
day)
See
Appendix
G
F_
soil
Fraction
of
contaminated
soil
that
is
ingested
(
unitless)
See
Appendix
G
Csoil
Concentration
of
contaminant
in
soil
(
mg/
kg)
Set
equal
to
waste
concentration
Source:
U.
S.
EPA,
1998.

D­
23
Table
D­
19.
Daily
Intake
of
Contaminant
from
Ingestion
of
ith
Animal
Tissue
Group
(
mg/
kg
BW/
d)
Appendix
D
Name
Description
Value
Ianimal
beef
beef
beef
beef
beef
L
F
CR
A
I
´
´

´
=
1000
1000
Conversion
factor
(
g/
kg)

Ai
Concentration
of
contaminant
in
ith
animal
tissue
group
(
mg/
kg
WW)
Calculated
CRi
Daily
human
consumption
rate
of
ith
animal
tissue
group
(
g
WW/
kg
BW/
day)
See
Appendix
G
Fi
Fraction
of
animal
tissue
that
is
contaminated
(
unitless)
See
Appendix
G
Li
Contaminant
loss
factor
(
unitless)
See
Appendix
G
Source:
U.
S.
EPA,
1998.

D­
24
Table
D­
20.
Cancer
Risk
and
Hazard
Quotient
Due
to
Inhalation
(
unitless)
Appendix
D
Name
Description
Value
Risk_
Air
(
)
(
)
BW
AT
CSFInhal
EFi
EDi
BRi
C
Air
Risk
vapor
´
´
´
´
´
´
=
365
_

RFC
C
Air
HQ
vapor
=
_

365
Conversion
factor
(
days/
yr)

Cvapor
Vapor
concentration
of
contaminant
in
air
(
mg/
m^
3)
Calculated
CSFInhal
Inhalation
cancer
slope
factor
(
mg/
kg/
d)­
1
See
Appendix
E
RfC
Noncancer
reference
concentration
(
mg/
m^
3)
See
Appendix
E
AT
Averaging
time
(
yr)
See
Appendix
G
Bri
Breathing
rate
(
m^
3/
d)
See
Appendix
G
BW
Body
weight
(
kg)
See
Appendix
G
EDi
Exposure
duration
for
inhalation
(
yr)
See
Appendix
G
EFi
Exposure
frequency
(
d/
yr)
See
Appendix
G
D­
25
Table
D­
21.
Cancer
Risk
and
Hazard
Quotient
Due
to
Ingestion
(
unitless)
Appendix
D
Name
Description
Value
Risk_
Oral
(
)
(
)
365
_
´
´
´
´
=
AT
CSFOral
EF
ED
I
Oral
Risk
RfD
I
Oral
HQ
=
_

365
Conversion
factor
(
days/
yr)

I
Combined
intake
rate
from
soil,
animal
products
and
produce
(
mg/
kg/
d)
Calculated
CSFOral
Oral
cancer
slope
factor
(
mg/
kg/
d)­
1
See
Appendix
E
RfD
Noncancer
reference
dose
(
mg/
kg/
d)
See
Appendix
E
AT
Averaging
time
(
yr)
See
Appendix
G
ED
Exposure
duration
for
oral
ingestion
(
yr)
See
Appendix
G
EF
Exposure
frequency
(
d/
yr)
See
Appendix
G
D­
26
Appendix
E
Chemical­
Specific
Inputs
This
page
intentionally
left
blank.
Table
E­
1.
Chemical­
Specific
Inputs
for
Benzene
(
71432)

Parameter
Value
Units
Reference
Appendix
E
BaBeef
3.39E­
06
(
mg/
kg
beef)/(
mg/
kg
DW
feed)
Travis
and
Arms,
1988.

BCF_
fish
8.712
(
mg/
kg)/(
mg/
L)
BcfWIN
v2.14
BrExfruit
2.27E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrExveg
2.27E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrForage
2.27E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrGrain
2.27E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrProfruit
2.27E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrSilage
2.27E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

CSFinhal
0.027
(
per
mg/
kg­
d)
calc
IRIS
CSFOral
5.5E­
02
(
per
mg/
kg­
d)
IRIS
Da
8.95E­
02
cm2/
s
Calculated
based
on
WATER9,
2001.

Density
0.8765
g/
mL
SCDM
Dw
1.03E­
05
cm2/
s
Calculated
based
on
WATER9,
2001.

Fv
1
unitless
Junge
and
Bidleman
Fw
0.6
unitless
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

HLC
0.00555
atm­
m3/
m
SCDM
Koc
63.10
mL/
g
Kollig,
1993
KpPar
18.07
1/
yr
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

KpVap
119.35
1/
yr
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

LogKow
2.13
dimensionless
SCDM
MW
78.11
g/
mole
SCDM
RCF
1.32E+
00
(
mg/
kg
WW
plant)/(
mg/
L
soil
water)
Briggs
et
al.,
1982
Sol
1750
mg/
L
SCDM
Vdv
1
cm/
s
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

VP
95
Torr
SCDM
E­
3
Table
E­
2.
Chemical­
Specific
Inputs
for
Trichloroethane,
1,1,2­
(
79005)

Parameter
Value
Units
Reference
Appendix
E
BaBeef
2.82E­
06
(
mg/
kg
beef)/(
mg/
kg
DW
feed)
Travis
and
Arms,
1988.

BCF_
fish
7.56
(
mg/
kg)/(
mg/
L)
BcfWIN
v2.14
BrExfruit
2.53E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrExveg
2.53E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrForage
2.53E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrGrain
2.53E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrProfruit
2.53E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrSilage
2.53E+
00
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

CSFinhal
0.056
(
per
mg/
kg­
d)
calc
IRIS
CSFOral
5.7E­
02
(
per
mg/
kg­
d)
IRIS
Da
6.69E­
02
cm2/
s
Calculated
based
on
WATER9,
2001.

Density
1.4397
g/
mL
SCDM
Dw
1.00E­
05
cm2/
s
Calculated
based
on
WATER9,
2001.

Fv
1
unitless
Junge
and
Bidleman
Fw
0.6
unitless
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

HLC
0.000913
atm­
m3/
m
SCDM
Koc
53.7
mL/
g
Kollig
KpPar
18.07
1/
yr
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

KpVap
119.35
1/
yr
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

LogKow
2.05
dimensionless
SCDM
MW
133.4
g/
mole
SCDM
RCF
1.14E+
00
(
mg/
kg
WW
plant)/(
mg/
L
soil
water)
Briggs
et
al.,
1982
Sol
4420
mg/
L
SCDM
Vdv
1
cm/
s
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

VP
23.25
Torr
SCDM
E­
4
Table
E­
3.
Chemical­
Specific
Inputs
for
Ethoxyethanol
2­
(
110805)

Parameter
Value
Units
Reference
Appendix
E
BCF_
fish
3.162
(
mg/
kg)/(
mg/
L)
BcfWIN
v2.14
BrExfruit
4.42E+
01
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrExveg
4.42E+
01
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrForage
4.42E+
01
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrGrain
4.42E+
01
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrProfruit
4.42E+
01
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

BrSilage
4.42E+
01
(
mg/
kg
DW
plant)/(
mg/
kg
DW
soil)
Travis
and
Arms,
1988.

Da
8.19E­
02
cm2/
s
Calculated
based
on
WATER9,
2001.

Density
0.9297
g/
mL
SCDM
Dw
9.76E­
06
cm2/
s
Calculated
based
on
WATER9,
2001.

Fv
1
unitless
Junge
and
Bidleman
Fw
0.6
unitless
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

HLC
1.23E­
07
atm­
m3/
m
SCDM
Koc
21.02
mL/
g
Calculated
eq
4­
8
chemical
handbook
KpPar
18.07
(
1/
yr)
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

KpVap
119.35
(
1/
yr)
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

LogKow
­
0.1
dimensionless
SCDM
MW
90.12
g/
mole
SCDM
RCF
8.45E­
01
(
mg/
kg
WW
plant)/(
mg/
L
soil
water)
Briggs
et
al.,
1982
RfC
0.2
mg/
m3
IRIS
RfD
4.0E­
01
mg/
kg­
d
HEAST
Sol
1000000
mg/
L
SCDM
Vdv
1
cm/
s
U.
S.
EPA,
Parameter
Guidance
Document,
1997.

VP
5.31
Torr
SCDM
E­
5
This
page
intentionally
left
blank.
Appendix
F
Model
Parameters
for
Biota
Data
This
page
intentionally
left
blank.
Code
Description
Value
Appendix
F
Table
F­
1.
Model
Parameters
for
Biota
Data
Reference
Cattle
Intake
Rates
Qfbs
Quantity
of
forage
eaten
each
day
by
beef
cattle
(
kg
­
DW/
day)
8.8
U.
S.
EPA,
1997.

Qfds
Quantity
of
forage
eaten
each
day
by
dairy
cattle
(
kg
­
DW/
day)
11
U.
S.
EPA,
1997.

Qgbs
Quantity
of
grain
eaten
each
day
by
beef
cattle
(
kg
­
DW/
day)
0.47
U.
S.
EPA,
1997.

Qgds
Quantity
of
grain
eaten
each
day
by
dairy
cattle
(
kg
­
DW/
day)
2.6
U.
S.
EPA,
1997.

Qsbs
Quantity
of
silage
eaten
each
day
by
beef
cattle
(
kg
­
DW/
day)
2.5
U.
S.
EPA,
1997.

Qsds
Quantity
of
silage
eaten
each
day
by
dairy
cattle
(
kg
­
DW/
day)
3.3
U.
S.
EPA,
1997.

Qsoilbs
Consumption
rate
of
soil
for
beef
cattle
(
kg/
day)
0.39
U.
S.
EPA,
1997.

Qsoilds
Consumption
rate
of
soil
for
dairy
cattle
(
kg/
day)
0.41
U.
S.
EPA,
1997.

Qwbs
Consumption
rate
of
water
by
subsistence
beef
cattle
(
L/
day)
2.5
U.
S.
EPA,
1997.

Fraction
Contaminated
F_
forage
Fraction
of
forage
grown
on
contaminated
soil
and
eaten
(
unitless)
1
U.
S.
EPA,
1997.

F_
grain
Fraction
of
grain
grown
on
contaminated
soil
and
eaten
(
unitless)
1
U.
S.
EPA,
1997.

F_
silage
Fraction
of
silage
grown
on
contaminated
soil
and
eaten
(
unitless)
1
U.
S.
EPA,
1997.

Vegetation
Rp_
exfruit
Interception
fraction
for
exposed
fruit
(
unitless)
0.052
U.
S.
EPA,
1997.

Rp_
exveg
Interception
fraction
for
exposed
vegetables
(
unitless)
0.052
U.
S.
EPA,
1997.

Rp_
forage
Interception
fraction
for
forage
(
unitless)
0.47
U.
S.
EPA,
1997.

Rp_
silage
Interception
fraction
for
silage
(
unitless)
0.44
U.
S.
EPA,
1997.

Tp_
exfruit
Length
of
plant
exposure
to
deposition
for
exposed
fruit
(
yr)
0.123
U.
S.
EPA,
1997.

Tp_
exveg
Length
of
plant
exposure
to
deposition
for
exposed
vegetables
(
yr)
0.123
U.
S.
EPA,
1997.

Tp_
forage
Length
of
plant
exposure
to
deposition
for
forage
(
yr)
0.123
U.
S.
EPA,
1997.

Tp_
silage
Length
of
plant
exposure
to
deposition
for
silage
(
yr)
0.164
U.
S.
EPA,
1997.

VG_
bg
Empirical
correction
factor
for
below
ground
vegetables
(
unitless)
0.01
U.
S.
EPA,
1997.

Yp_
exfruit
Crop
yield
for
exposed
fruit
(
kg
DW/
m2)
0.09
U.
S.
EPA,
1997.

Yp_
exveg
Crop
yield
for
exposed
vegetables
(
kg
DW/
m2)
0.18
U.
S.
EPA,
1997.

Yp_
forage
Crop
yield
for
forage
(
kg
DW/
m2)
0.31
U.
S.
EPA,
1997.

Yp_
silage
Crop
yield
for
silage
(
kg
DW/
m2)
0.31
U.
S.
EPA,
1997.

F­
3
This
page
intentionally
left
blank.
Appendix
G
Exposure
Data
This
page
intentionally
left
blank.
Code
Description
Value
Appendix
G
Table
G­
1a.
Model
Parameters
for
Exposure
Data
Reference
AT
Averaging
time
(
yr)
70
U.
S.
EPA,
1991.

Bri
Breathing
rate
(
m3/
d)
Receptor
and
Cohort
Specific
See
Table
G­
1b
BW
Body
weight
(
kg)
Receptor
and
Cohort
Specific
See
Table
G­
1b
CR_
beef
Daily
human
consumption
rate
of
beef
(
g
WW/
kg
BW/
day)
Receptor
and
Cohort
Specific
See
Table
G­
1b
CR_
bg
Daily
human
consumption
rate
of
below
ground
vegetables
(
g
WW/
kg
BW/
day)
Receptor
and
Cohort
Specific
See
Table
G­
1b
CR_
dw
Consumption
rate
of
water
(
L/
day)
Receptor
and
Cohort
Specific
See
Table
G­
1b
CR_
exfruit
Daily
human
consumption
rate
of
exposed
fruit
(
g
WW/
kg
BW/
day)
Receptor
and
Cohort
Specific
See
Table
G­
1b
CR_
exveg
Daily
human
consumption
rate
of
exposed
vegetables
(
g
WW/
kg
BW/
day)
Receptor
and
Cohort
Specific
See
Table
G­
1b
CR_
fish
Consumption
rate
of
fish
(
g
WW/
day)
Receptor
and
Cohort
Specific
See
Table
G­
1b
CR_
milk
Daily
human
consumption
rate
of
milk
(
g
WW/
kg
BW/
day)
Receptor
and
Cohort
Specific
See
Table
G­
1b
CR_
profruit
Daily
human
consumption
rate
of
protected
fruit
(
g
WW/
kg
BW/
day)
Receptor
and
Cohort
Specific
See
Table
G­
1b
CRs
Soil
ingestion
rate
(
mg/
day)
Receptor
and
Cohort
Specific
See
Table
G­
1b
ED
Exposure
duration
for
oral
ingestion
(
yr)
Receptor
and
Cohort
Specific
See
Table
G­
1b
EF
Exposure
frequency
(
d/
yr)
350
U.
S.
EPA,
1991.

F_
beef
Fraction
of
animal
tissue
that
is
contaminated
(
unitless)
Receptor
Specific
See
Table
G­
1b
F_
bg
Fraction
of
below
ground
vegetables
grown
in
contaminated
soil
(
unitless)
Receptor
Specific
See
Table
G­
1b
F_
dw
Fraction
of
drinking
water
ingested
that
is
contaminated
(
unitless)
1
F_
exfruit
Fraction
of
exposed
fruit
grown
in
contaminated
soil
(
unitless)
Receptor
Specific
See
Table
G­
1b
F_
exveg
Fraction
of
exposed
vegetables
grown
in
contaminated
soil
(
unitless)
Receptor
Specific
See
Table
G­
1b
F_
fish
Fraction
of
fish
intake
from
contaminated
source
(
unitless)
1
F_
milk
Fraction
of
milk
that
is
contaminated
(
unitless)
Receptor
Specific
See
Table
G­
1b
F_
profruit
Fraction
of
protected
fruit
grown
in
contaminated
soil
(
unitless)
Receptor
Specific
See
Table
G­
1b
F_
soil
Fraction
of
contaminated
soil
that
is
ingested
(
unitless)
1
L_
bg
Food
preparation
loss
for
root
vegetables
(
unitless)
0.05
U.
S.
EPA,
Exposure
Factors
Handbook,
1997.

L_
exfruit
Food
preparation
loss
for
exposed
fruit
(
unitless)
0.21
U.
S.
EPA,
Exposure
Factors
Handbook,
1997.

L_
exveg
Food
preparation
loss
for
exposed
vegetables
(
unitless)
0.16
U.
S.
EPA,
Exposure
Factors
Handbook,
1997.

G­
3
Code
Description
Value
Appendix
G
Table
G­
1a.
Model
Parameters
for
Exposure
Data
Reference
L_
profruit
Food
preparation
loss
for
protected
fruit
(
unitless)
0.29
U.
S.
EPA,
Exposure
Factors
Handbook,
1997.

L1_
beef
Cooking
loss
for
beef
(
unitless)
0.27
U.
S.
EPA,
Exposure
Factors
Handbook,
1997.

L2_
beef
Post­
cooking
loss
for
beef
(
unitless)
0.24
U.
S.
EPA,
Exposure
Factors
Handbook,
1997.

SY
Start
year
(
yr)
Receptor
and
Cohort
Specific
See
Table
G­
1b
G­
4
Code
Value
Appendix
G
Table
G­
1b.
Exposure
Data
for
Farmer/
Fisher
Receptor
Cohort_
1
Cohort_
2
Cohort_
3
Cohort_
4
F_
exfruit
(
unitless)
0.328
L2_
beef
(
unitless)
0.24
SY
(
yr)
3
8
15
20
Bri
(
m3/
d)
7.6
11.8
14
13.3
BW
(
kg)
15.3
29.6
56.8
69.3
CR_
beef
(
g
WW/
kg
BW/
day)
2.11
2.11
1.51
1.64
CR_
exfruit
(
g
WW/
kg
BW/
day)
1.82
1.11
0.609
1.3
CR_
exveg
(
gWW/
kg
BW/
day)
1.46
0.643
0.656
1.38
CR_
fish
(
g
WW/
day)
2
2
2
2
CR_
milk
(
g
WW/
kg
BW/
day)
69.99
38.6
14.28
12.1
CR_
profruit
(
gWW/
kg
BW/
day)
2.34
2.34
1.23
2.13
CR_
root
(
g
WW/
kg
BW/
day)
0.686
0.523
0.565
0.883
CRs
(
mg/
day)
100
50
50
50
L1_
beef
(
unitless)
0.27
F_
beef
(
unitless)
0.485
F_
soil
(
unitless)
1
F_
exveg
(
unitless)
0.42
F_
fish
(
unitless)
1
F_
milk
(
unitless)
0.254
F_
profruit
(
unitless)
0.03
F_
root
(
unitless)
0.173
L_
exfruit
(
unitless)
0.21
L_
exveg
(
unitless)
0.16
L_
profruit
(
unitless)
0.29
L_
root
(
unitless)
0.05
CR_
dw
(
L/
day)
0.6165
0.731
0.8685
1.275
F_
dw
(
unitless)
1
EF
(
d/
yr)
350
ED
(
yr)
5
7.5
8
10
Ref:
U.
S.
EPA,
Exposure
Factors
Handbook,
1997.

G­
5
This
page
intentionally
left
blank.
Appendix
H
Model
Parameters
for
Site
Data
This
page
intentionally
left
blank.
Code
Description
Value
Appendix
H
Table
H­
1.
Model
Parameters
for
Site
Data
Data
Reference
DF_
A
Constant
selected
based
on
location
(
unitless)
13
SSL,
U.
S.
EPA,
2001
DF_
B
Constant
selected
based
on
location
(
unitless)
19
SSL,
U.
S.
EPA,
2001
DF_
C
Constant
selected
based
on
location
(
unitless)
215
SSL,
U.
S.
EPA,
2001
foc_
soil
Fraction
organic
carbon;
top
20
cm
of
soil
(
fraction)
0.0686
Meteorology
May
Average
annual
moisture
(
precipitation:
rainfall,
snowfall)
(
cm/
yr)
114
Based
on
Hartford,
CT
T_
air
Ambient
temperature
(
K)
283
Based
on
Hartford,
CT
Surface
Soil
BD
Dry
soil
bulk
density
(
g/
cm3)
1.56
Value
for
sandy
loam,
Hartford
Theta_
w
Soil
volumetric
water
content
OR
water­
filled
soil
porosity
(
L
water/
L
soil)
0.15
SSL,
U.
S.
EPA,
2001
Area
Source
Area
(
acres)
0.5
SSL,
U.
S.
EPA,
2001
H­
3
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page
intentionally
left
blank.