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I Based on RAGS (Superfund) guidance, Exhibit 6-11
Intake (mg/kg-day) = CW x IR x EF x ED ^ BWxAT
! Parameter
Symbol
Chemical Concentration
' in water
CW
I Ingestion Rate
IR
l' Exposure Frequency EF
I Exposure Duration
ED
' Body Weight
BW
Averaging Time
AT
Units
mg/L .llters/day ifays/year years ,kg .days
Adult flifetime) ' f
2 365
30 70 25550
2365-
70 70 25550
Intake
mg/kg-day ,yg/kg-day
tllliiS j 2.20E-02
y.'
Composite drinking water: 1.7 to 1.9 ug/L Use 1.8 ug/l = 0.0018 mg/L
1 365
6
16 25550
Site-specific input Resulting Intake value
M
H
U1
AR226-2304
CAB000125
Based on RAGS (Superfund) guidance, Exhibit 6-17
Intake (mg/kg-day) * CF x IR x El x EF x ED BW xAT
Parameter Concentration in Fish ingestion Rate
Symbol CF IR
Fraction ingested from
I Contaminated Fish
FI
I Exposure Frequency EF
Exposure Duration
ED
Body Weight
BW
Averaging Time
AT
Units ing/kg kg/day
days/year years kg days
Intake
mg/kg-day
OF- BCp x
ug/kg-day
where the'BCF = 10L/kg'
m
H
a en
CAB000126
P i S//
jjjJltyyu
\
Using low flow (conservative)
Child 0.02 0.02 0.02
1 36S
30 70 25550
1.59E-06 1.59E-03
1 365
70 70 25550
3.71 E-06, .&3,71E-03
1 365
6 16 25550
1.39E-06 1.39E-03
Fl>H :' LcrwJ d
(H I f
I Based on RAGS (Superfund) guidance, Exhibit 6-17
Intake (mg/kg-day) = CF x IR x FI x EF x ED BWxAT
Parameter Concentration In Fish Ingestion Rate
Fraction Ingested from Contaminated Fish Exposure Frequency Exposure Duration Body Weight Averaging Time
Symbol CF IR
'Fi EF ED BW AT
Units. mg/kg kg/day
days/year years kg days
intake
mg/kg-day
CF _ Qp x where the BCF = 10 L/kg
1 365
30 70 25550
6.12E-07
1 365 .
70 70 25550
1 365
6 16 25550
1.43E-06 5.36E-07
m
H
vU1
CAB000127
Inhalation Intake, based on RAGS guidance, Exhibit 6-16
Calculation using max in study area
Intake (mg/kg-day) = C A x IR x EFx ED BWxAT
Parameter
Symbol
Chemical Concentration
in Air
CA
Inhalation Rate
IR
Exposure Frequency EF
Exposure Duration
ED
Body Weight
BW
Averaging Time
AT
Units
mg/m? m3/dy days/year years kg days
Intake
mg/kg-day ug/kg-day
2.61 E-01
1.50E-01
Max GVC in the community =1.15 ug/m3 Max GVC in the study area = 2.8 ug/m3
/AJ/-/*' ' -H/ik
Site-specific input JResulting Intake value
R
H
O Ul
CAB000128
inhalatlon Intake, based on RAGS guidance, Exhibit 6-16
Calculation using max in community
Intake (mg/kg-dav) = C A x l R x E F x E D BWxAT
Parameter
Symbol
Chemical Concentration
in Air
CA
Inhalation Rate
IR
Exposure Frequency EF
Exposure Duration
ED
Body Weight
BW
Averaging Time
AT
Intake
Units
Adult (RME)
Adultfllfetlm e)
Child (lifetime)
mg/m3 m3/day days/year years
kg days
15.2 365
30 70 25550
15.2 365
70 70 25550
id 365
6
16 25550
mg/kg-day ug/kg-day
T07e 0 1 ^ ^ ^
6.16E-02
Max GVC In the community =.1,15 ug/m3 Max GVC in the study area = 8 ug/m3
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/M i ff-
Site-specific input Resulting intake value
H
H
in c*
CAB000129
Based on RAGS (Superfund) guidance, Exhibit 6*14
Maximum deposition rate of 0,1909 g/m2/yr over 15 cm mixing depth
Intake (mg/kg*day) = CS x IR x CF x FI x EF x E D ' BWxAT
ft 1> S
Parameter Chemical Concentration In soil Ingestion Rate Conversion factor Fraction Ingested
Exposure Frequency Exposure Duration Body Weight Averaging Time
Symbol
CS IR CF FI
EF ED BW AT
Units
Adult
Adult
Child
(RM E); (lifetime) (
mg/kg ,mg sail/gay kg/mg unitless
days/year years kg days
100 100
1.00E-08 1.00E-06 11
365 30 70
25550
36570 70
25550
1
365 6
16 25550
Intake
mg/kg*day ug/kg,-day
5.20E-04 1-211^3.
sM*. c ie p l/\n
>5^3o iL
* .A ^ '* 5
So
&-m
Baaed on RAGS (Superfund) guidance, Exhibit 6-14
Maximum deposition rate in community of 0.008 g/m2/yr over 1 cm mixing depth
Intake (mg/kg-day) = CS x IR x CF x FI x EF x ED. BWxAT
y ja d u L
rW
Parameter Chemical Concentration in soil Ingestion Rate Conversion factor Fraction Ingested
Exposure Frequency Exposure Duration Body Weight Averaging Time
Symbol
CS IR CF FI
EF ED BW AT
Units
mg/kg mg soll/day kg/mg unitless
Adult
Adult
Child
(RME) ^ ^(lifetime) (lifetim e)
M S
... " 100'
200
1.00E-06 1.00E-06 1.00E-06
11 1
days/year years
kg days
365 30 70
25550
365 70 70
25550
365 6 16
25550
Intake
mg/kg-day ug/kg-day
3.24E-04 7.57E-Q4 5.68E-04
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CAB000132 EID546981
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CABO00X33 EID546982
