Appendix B. TRIM.FaTE Inputs for Secondary Lead Scenario 

Exide Frisco and Revere Middletown
   

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2/15/2011 B-i DRAFT 

LIST OF TABLES 

Table B-1. TRIM.FaTE Simulation Parameters ....................................................................... B-1 

Table B-2. Meteorological Inputs ............................................................................................. B-2 

Table B-3. Air Parameters ....................................................................................................... B-3 

Table B-4. Soil and Groundwater Parameters ......................................................................... B-4 

Table B-5.1. Runoff Fractions – Revere Middletown ................................................................ B-6 

Table B-5.2. Runoff fractions – Exide Frisco ........................................................................... B-8 

Table B-6. USLE Parametersa

 ............................................................................................... B-10 

Table B-7.1. Terrestrial Plant Placement – Revere Middletown ............................................ B-11 

Table B-7.2. Terrestrial Plant Placement – Exide Frisco ....................................................... B-12 

Table B-8. Terrestrial Plant Parameters ................................................................................ B-13 

Table B-9. Surface Water Parameters ................................................................................... B-16 

Table B-10. Sediment Parameters ......................................................................................... B-17

Table B-11. Aquatic Plants .................................................................................................... B-18 

Table B-12. Aquatic Food Web .............................................................................................. B-19 

Table B-13. Cadmium Chemical-Specific Properties ............................................................. B-20 

Table B-14. Mercury Chemical-Specific Properties ............................................................... B-21 

Table B-15. PAH Chemical-Specific Properties ..................................................................... B-22 

Table B-16. Dioxin Chemical-Specific Properties .................................................................. B-23 

Table B-17. Cadmium Chemical-Specific Properties for Abiotic Compartments ................... B-26 

Table B-18. Mercury Chemical-Specific Properties for Abiotic Compartments ...................... B-27 

Table B-19. PAH Chemical-Specific Properties for Abiotic Compartments ........................... B-31 

Table B-20. Dioxin Chemical-Specific Properties for Abiotic Compartments ......................... B-33 

Table B-21. Cadmium Chemical-Specific Properties for Plant Compartments ...................... B-37 

Table B-23. PAH Chemical-Specific Properties for Plant Compartments .............................. B-40 

Table B-24. Doixin Chemical-Specific Properties for Plant Compartments ........................... B-41 

Table B-25. Cadmium Chemical-Specific Properties for Aquatic Species ............................. B-42 
2/15/2011 B-ii DRAFT 

Table B-26. Mercury Chemical-Specific Properties for Aquatic Species ............................... B-44 

Table B-27. PAH Chemical-Specific Properties for Aquatic Species ..................................... B-45 

Table B-28. Dioxin Chemical-Specific Properties for Aquatic Species .................................. B-47
2/15/2011 B-1 DRAFT 

Table B-1. TRIM.FaTE Simulation Parameters 

Parameter 

Name 

Units Value Used Reference 

Start of 

simulation 

date/time 1/1/1990, 

midnight 

Consistent with met data. 

End of 

simulation 

date/time 1/1/2040, 

midnight 

Consistent with met data set; 

selected to provide a 50-year 

modeling period. 

Simulation 

time step 

hr 1 Selected value. 

Output time 

stepa 

hr 4 Selected value. 

a Output time step is set in TRIM.FaTE using the scenario properties 

"simulationStepsPerOutputStep" and "simulationTimeStep." 
2/15/2011 B-2 DRAFT 

Table B-2. Meteorological Inputs 

Parameter 

Name 

Units Value 

Used 

Reference 

Meteorological Inputs (all TRIM.FaTE scenario properties, except mixing height) 

Air 

temperature 

degrees K Varies by 

hour 

NCDC Hourly Surface Hourly Meteorological 

Data (NCDC 2010) 

Horizontal 

wind speed 

m/s Varies by 

hour 

NCDC Hourly Surface Hourly Meteorological 

Data (NCDC 2010) 

Vertical 

wind speed 

m/s 0.0 Professional judgment; vertical wind speed not 

used by any of the algorithms in the version of 

the TRIM.FaTE library used for secondary lead 

Wind 

direction 

degrees 

clockwise from 

N (blowing 

from) 

Varies by 

hour 

NCDC Hourly Surface Hourly Meteorological 

Data (NCDC 2010) 

Rainfall 

Rate 

m3[rain]/m2[surf

ace area]/day 

Varies by 

hour 

NCDC Hourly Surface Hourly Meteorological 

Data (NCDC 2010) 

Mixing 

height (used 

to set air VE 

property 

named 

“top”) 

m 800 5th percentile annual average mixing heights 

(calculated from daily morning and afternoon 

values), for all stations in SCRAM Surface 

Archived Data (40 state, 70 stations; U.S. EPA 

2010). Calculated by met data. This value is not 

used in TRIM.FaTE, 

isDay_Stea

dyState_for

Air 

unitless -- Value not used in current dynamic runs (would 

need to be reevaluated if steady-state runs are 

needed). 

isDay_Stea

dyState_for

Other 

unitless -- 
2/15/2011 B-3 DRAFT 

Table B-3. Air Parameters 

 Parameter Name Units Value Used Reference 

Atmospheric dust load kg[dust]/m3[air] 6.15E-08 Bidleman 1988 

Density of air g/cm3 0.0012 U.S. EPA 1997 

Dust density kg[dust]/m3[dust] 1,400 Bidleman 1988 

Fraction organic matter 

on particulates 

unitless 0.2 Harner and Bidleman 1998 

Height m 800 5th percentile annual average 

mixing heights (calculated 

from daily morning and 

afternoon values), for all 

stations in SCRAM Surface 

Archived Data (40 state, 70 

stations; U.S. EPA 2010). 

Calculated by met data. This 

value is not used in 

TRIM.FaTE, 
2/15/2011 B-4 DRAFT 

Table B-4. Soil and Groundwater Parameters 

 Parameter Name Units Exide 

Frisco 

Revere 

Middletown 

Reference 

Surface Soil Compartment Type 

Air content volume[air]/volume[com

partment] 

0.23 0.36 McKone et al. 2001. 

(Table A-2) 

Average vertical 

velocity of water 

(percolation) 

m/day 6.03E-04 5.92E-04 Assumed to be 0.2 

times the average 

precipitation for the site. 

Boundary layer 

thickness above 

surface soil 

m 0.005 0.005 Thibodeaux 1996; 

McKone et al. 2001 

(Table 3). 

Density of soil solids 

(dry weight) 

kg[soil]/m3[soil] 2600 2600 McKone et al. 2001 

(Default in Table 3) 

Thickness - untilleda m 0.01 0.01 McKone et al. 2001 (p. 

30). 

Thickness - tilleda m 0.20 0.20 U.S. EPA 2005. 

Erosion fraction unitless variesb variesb See Erosion and Runoff 

Fraction table. 

Fraction of area 

available for erosion 

m2[area 

available]/m2[total] 

1 1 Professional judgment; 

area assumed rural. 

Fraction of area 

available for runoff 

m2[area 

available]/m2

[total] 

1 1 Professional judgment; 

area assumed rural. 

Fraction of area 

available for vertical 

diffusion 

m2[area 

available]/m2

[total] 

1 1 Professional judgment; 

area assumed rural. 

Fraction sand unitless 0.25 0.25 Professional judgment. 

Organic carbon 

fraction 

unitless 0.007 0.013 McKone et al. 2001 

(U.S. average in Table 

A-3). 

pH unitless 6.8 6.8 Professional judgment. 

Runoff fraction unitless variesb variesb See Erosion and Runoff 

Fraction table. 

Total erosion rate kg[soil]/m2/day variesb variesb See Total Erosion 

Rates table. 

Total runoff rate m3[water]/m2/day 4.22E-04 1.39E-03 Calculated using 

scenario-specific 

precipitation rate and 

assumptions associated 

with water balance. 

Water content volume[water]/volume[c

ompartment] 

0.22 0.13 McKone et al 2001 

(Table A-2). 

Root Zone Soil Compartment Type 

Air content volume[air]/volume[com

partment] 

0.19 0.31 McKone et al 2001 

(Table A-3). 

Average vertical 

velocity of water 

(percolation) 

m/day 6.03E-04 5.92E-04 Assumed to be 0.2 

times the average 

precipitation for the site. 

Density of soil solids 

(dry weight) 

kg[soil]/m3[soil] 2,600 2,600 McKone et al. 2001 

(Table 3). 
Table B-4 (cont.). Soil and Groundwater parameters

2/15/2011 B-5 DRAFT 

 Parameter Name Units Exide 

Frisco 

Revere 

Middletown 

Reference 

Fraction sand unitless 0.25 0.25 Professional judgment. 

Thickness - untilleda m 0.79 0.79 McKone et al. 2001 

(U.S. average in Table 

16). 

Thickness - tilleda m 0.6 0.6 McKone et al. 2001 

(Adjusted from Table 

16). 

Organic carbon 

fraction 

unitless 0.007 0.013 McKone et al. 2001 

(Table A-3). 

pH unitless 6.8 6.8 Professional judgment. 

Water content volume[water]/volume[c

ompartment] 

0.25 0.17 McKone et al. 2001 

(Table A-3). 

Vadose Zone Soil Compartment Type 

Air content volume[air]/volume[com

partment] 

0.16 0.21 McKone et al. 2001 

(Table A-4). 

Average vertical 

velocity of water 

(percolation) 

m/day 6.8 6.8 Assumed as 0.2 times 

the average 

precipitation for the site 

Density of soil solids 

(dry weight) 

kg[soil]/m3[soil] 2,600 2,600 McKone et al. 2001 

(Default in Table A-3). 

Fraction sand unitless 0.35 0.35 Pofessional judgment. 

Thicknessa m 1.7 1.4 McKone et al. 2001 

(Table A-4). 

Organic carbon 

fraction 

unitless 0.004 0.004 McKone et al. 2001 

(Table A-4). 

pH unitless 6.8 6.8 Professional judgment. 

Water content volume[water]/volume[c

ompartment] 

0.26 0.17 McKone et al. 2001 

(Table A-4). 

Ground Water Compartment Type 

Thicknessa m 3 3 McKone et al. 2001 

(Table 3). 

Fraction sand unitless 0.4 0.4 Professional judgment. 

Organic carbon 

fraction 

unitless 0.004 0.004 Professional judgment. 

pH unitless 6.8 6.8 Professional judgment. 

Porosity volume[total pore 

space]/volume[compart

ment] 

0.2 0.2 McKone et al. 2001 

(Default in Table 3). 

Density of Solid 

material in aquifer 

kg[soil]/m3[soil] 2,600 2,600 McKone et al. 2001 

(Default in Table 3). a Set using the volume element properties file 

b See separate tables for erosion/runoff fractions and total erosion rates. 
2/15/2011 B-6 

Table B-5.1. Runoff Fractions – Revere Middletowna

Sending Compartment 

Receiving Compartment 

Sink 

Silver Lake 

Glenmere Lake 

Tomahawk Lake 

Shawangunk Lake 

Farm Tilled South 

Farm Untilled South 

Farm Tilled North 

Farm Untilled North 

E1 

W1 

W2 

NW

SW

S 

SE 

E2 

N 

NE 

E3 

SSE 

Silver Lake 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Glenmere Lake 

0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 

Tomahawk Lake 

0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 

Shawangunk Lake 

0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 

Farm Tilled South 

0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 

Farm Untilled South 

0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 

Farm Tilled North 

0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 

Farm Untilled North 

0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 

E1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 W1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 W2 0 0 0 0 0 0 0 0 0 0.7 0.2 0 0 0 0 0 0 0.1 0 0 0 NW 0 0 0 0 0 0 0 0 0 0 0 0.5 0 0 0 0 0 0.5 0 0 0 SW 0 0 0 0 0 0 0 0 0 0 0 0.7 0 0 0.3 0 0 0 0 0 0 S 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 SE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.7 0 0 0.3 0 
Table B-5.1 (cont.). Runoff Fractions – Revere Middletowna

2/15/2011 B-7 

Sending Compartment 

Receiving Compartment 

Sink 

Silver Lake 

Glenmere Lake 

Tomahawk Lake 

Shawangunk Lake 

Farm Tilled South 

Farm Untilled South 

Farm Tilled North 

Farm Untilled North 

E1 

W1 

W2 NWSW

S 

SE 

E2 

N 

NE 

E3 

SSE 

E2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.2 0 N 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 NE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 E3 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 SSE 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 NE0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 SE0 0.4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 SW0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.37 0.37 0 0 0 0 0 0 NW0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Source 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 

a Values estimated from analysis of the National Elevation Data (USGS 2010) 
2/15/2011 B-8 

Table B-5.2. Runoff fractions – Exide Friscoa

Sending Compartment 

Receiving Compartment 

Sink 

E1 

E2 

N1 

NW1 

NW2 

NW3 

NW4 

S1 

Source 

SW1 

SW3 

W1 

Lake 

Lake_E 

Lake NE 

Lake NW

Lake W

Farm Tilled N 

Farm Untilled N 

Farm Tilled S 

 Farm Untilled S 

N2 

SE 

E1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 E2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 N1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 NW1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 NW2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.7 0.3 0 0 0 0 0 0 0 NW3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 NW4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 S1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 Source 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 SW1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 SW3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 W1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 Lake 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 Lake_E 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 
Table B-5.2 (cont.). Runoff Fractions – Exide Friscoa

2/15/2011 B-9 Sending Compartment 

Receiving Compartment 

Sink 

E1 

E2 

N1 

NW1 

NW2 

NW3 

NW4 

S1 

Source 

SW1 

SW3 

W1 

Lake 

Lake_E 

Lake NE 

Lake NW

Lake W

Farm Tilled N 

Farm Untilled N 

Farm Tilled S 

 Farm Untilled S 

N2 

SE 

Lake NE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 Lake NW 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 Lake W 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 Farm Tilled N 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Farm Untilled N 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Farm Tilled S 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0  Farm Untilled S 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 N2 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 SE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 W2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 NW0 0 0 0 0 0 0.3 0.5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 NE0 0 0 0 0 0.2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 SE0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 SW0 0.95 0 0 0 0 0 0 0 0 0 0 0.1 0 0 0 0 0 0 0 0 0 0 0 0 a Values estimated from analysis of the National Elevation Data (USGS 2010) 
2/15/2011 B-10 DRAFT 

Table B-6. USLE Parametersa

Land Use 

Type 

Rainfall / 

Erosivity 

Index 

Soil 

Erodibility 

Index 

LengthSlope 

Factor 

Cover 

Management 

Factor 

Supporting 

Practices 

Factor 

Unit Soil Loss 

 R (100 ftton/ac) K 

(ton/ac/(100 

ft-ton/acre)) 

LS 

(USCS) 

C 

(USCS) 

P A 

(ton/ac/yr) 

A 

(kg/m2

/d) 

Exide Frisco

Grass 300 0.32 0.09 0.003 1 2.59E-02 2.00E-05 

Untilled 

Soil 

300 0.32 0.09 0.2 1 1.73 1.06E-03 

Tilled Soil 300 0.32 0.09 0.2 1 1.73 1.06E-03 

Revere Middletown 

Grass 150 0.16 0.19 0.003 1 1.67E-02 1.00E-05 

Untilled 

Soil 

150 0.33 0.19 0.2 1 1.88 1.16E-03 

Tilled Soil 150 0.33 0.19 0.2 1 1.881 1.16E-03 

Deciduous 150 0.32 0.19 0.039 1 3.56E-01 2.20E-04 

Deciduous

/Wetlands 

150 0.34 0.19 0.14 1 1.36 8.3E-04 

a

 See section 3.1.5 for details on specific parameters
2/15/2011 B-11 DRAFT 

Table B-7.1. Terrestrial Plant Placement – Revere Middletown 

Surface Soil 

Volume 

Element 

Surface Soil 

Depth (m) 

Deciduous 

Forest 

Grasses/ 

Herbs 

None 

Shawangunk 

Lake 

0.01 

x 

FarmTilled S 0.20 (tilled) x 

Farm Untilled S 0.01 x 

FarmTilled N 0.20 (tilled) x 

FarmUntilled N 0.01 x 

E1 0.01 x 

W1 0.01 x 

W2 0.01 x 

NW 0.01 x 

SW 0.01 x 

S 0.20 (tilled) x 

SE 0.01 x 

E2 0.01 x 

N 0.01 x 

NE 0.01 x 

E3 0.01 x 

SSE 0.01 x 

NE0 0.01 x 

SE0 0.01 x 

SW0 0.01 x 

NW0 0.01 x 
2/15/2011 B-12 DRAFT 

Table B-7.2. Terrestrial Plant Placement – Exide Frisco 

Surface Soil 

Volume 

Element 

Surface Soil 

Depth (m) 

Deciduous 

Forest 

Grasses/ 

Herbs 

None 

E1 0.01 x 

E2 0.01 x 

N1 0.01 x 

NW1 0.01 x 

NW2 0.01 x 

NW3 0.01 x 

NW4 0.01 x 

S1 0.01 x 

SW1 0.01 x 

SW3 0.01 x 

W1 0.01 x 

Farm Tilled N 0.20 (tilled) x 

Farm Untilled N 0.01 x 

Farm Tilled S 0.20 (tilled) x 

Farm Untilled S 0.01 x 

N2 0.01 x 

SE 0.01 x 

W2 0.01 x 

NW0 0.01 x 

NE0 0.01 x 

SE0 0.01 x 

SW0 0.01 x 
2/15/2011 B-13 

Table B-8. Terrestrial Plant Parameters 

 Parameter Name Units Deciduous Foresta Grass/

Value 

Used 

Reference Value 

Used 

Leaf Compartment Type Allow exchange 1=yes, 0=no seasonalb Begins on day of last freeze in 

the spring and ends on day of first freeze in the fall.- 

seasonalb Begins on 

the spring first freeze 

Average leaf area index m2[leaf]/ 

m2[area] 3.4 CDIAC 2010 (Harvard Forest, dom. red oak and red maple) 5.0 Mid-range 

R.J. Luxm

Calculate wet dep interception fraction (Boolean) 

1=yes, 0=no 0 Professional judgment. 0 Profession

Correction exponent, octanal to lipid 

unitless 0.76 Trapp 1995 (From roots) 0.76 Trapp 199

Degree stomatal opening unitless 1 Set to 1 for daytime based on 

professional judgment (stomatal diffusion is turned off at night using a different property, IsDay). 

1 Set to 1 fo

professiondiffusion is using a difIsDay). 

Density of wet leaf kg/m3 820 Paterson et al. 1991. 820 Paterson eLeaf wetting factor m 3.00E-04 Muller and Prohl 1993 (1E-04 to 

6E-04 for different crops and elements) 

3.00E-04 Muller and 

6E-04 for delements) 

Length of leaf m 0.1 Professional judgment. 0.05 ProfessionLipid content kg/kg[wet 

weight] 

0.00224 Riederer 1995 (European beech) 0.00224 Riederer 1

Litter fall rate 1/day seasonalc value assumes 1st-order 

relationship and that 15% of leaves fall each day for 30 days after the first freeze 

seasonalc - 

Stomatal area normalized effective diffusion path length 

1/m 200 Wilmer and Fricker 1996. 200 Wilmer an

Vegetation attenuation factor 

m2/kg 2.9 Baes et al. 1984 (Grass/hay) 2.9 Baes et al
Table B-8 (cont.). Terrestrial Plant Parameters

2/15/2011 B-14 

 Parameter Name Units Deciduous Foresta Grass/

Value 

Used 

Reference Value 

Used 

Water content unitless 0.8 Paterson et al. 1991. 0.8 Paterson eWet deposition interception fraction 

unitless Calculate

d within TRIM.FaTE 

Calculated based on the meteorology data used within TRIM.FaTE 

Calculated within TRIM.FaTE 

Calculated meteorologTRIM.FaT

Wet mass of leaf per soil area 

kg[fresh leaf]/m2[area] 

0.6 Simonich and Hites 1994 

(Calculated from leaf area index, leaf thickness, density of wet foliage) 

0.6 Calculated 

and Leith 1

Particle on Leaf Compartment Type Allow exchange 1=yes, 0=no seasonalc - seasonalb - Volume particle per area leaf 

m3[leaf particles]/m2[leaf] 

1.00E-09 Coe and Lindberg 1987 (Based 

on particle density and size distribution for atmospheric particles measured on an adhesive surface) 

1.00E-09 Coe and L

on particle distribution particles madhesive s

Root Compartment Type - Nonwoody Only Allow exchange 1=yes, 0=no - - seasonalb - Correction exponent, octanol to lipid 

unitless - - 0.76 Trapp 199

Lipid content of root kg/kg[wet 

weight] 

- - 0.011 Calculated

Water content of root kg/kg[wet 

weight] 

- - 0.8 Profession

Wet density of root kg/m3 - - 820 Paterson eWet mass per soil area kg/m2 - - 1.4 Jackson et 

grassland) 

Stem Compartment Type - Nonwoody Only Allow exchange 1=yes, 0=no - - seasonalb - Correction exponent, octanol to lipid 

unitless - - 0.76 Trapp 199

Density of phloem fluid kg/m3 - - 1,000 Profession
Table B-8 (cont.). Terrestrial Plant Parameters

2/15/2011 B-15 

 Parameter Name Units Deciduous Foresta Grass/

Value 

Used 

Reference Value 

Used 

Density of xylem fluid kg/cm3 - - 900 ProfessionFlow rate of transpired water per leaf area 

m3[water]/m2[lea

f] 

- - 0.0048 Crank et a

Fraction of transpiration flow rate that is phloem rate 

unitless - - 0.05 Paterson e

Lipid content of stem kg/kg[wet 

weight] 

- - 0.00224 Riederer 1

European 

Water content of stem unitless - - 0.8 Paterson eWet density of stem kg/m3 - - 830 ProfessionWet mass per soil area kg/m2 - - 0.24 Calculated 

biomass dprofession

a See separate table for assignment of plant types to surface soil compartments. b Exide Frisco begins March 25 (set to 1), ends November 12 (set to 0); Revere Middletown begins April 19 (set to 1), ends October 23 (set to 0). c Exide Frisco begins November 12, ends December 12; Revere Middletown begins October 23, ends November 22; rate = 0.15/day during this time (va

leaves fall in 30 days).
2/15/2011 B-16 DRAFT 

Table B-9. Surface Water Parameters 

 Parameter Name Units Exide 

Frisco 

Revere 

Middletown 

Reference 

Algae carbon 

content (fraction) 

unitless 0.465 0.465 APHA 1995. 

Algae density in 

water column 

g[algae]/L[water] 0.0205 0.010087 Based on Roberts, 1986. See 

section 3.1.6 for methodology. 

Algae growth rate 1/day 0.7 0.7 Hudson et al. 1994 as cited in 

Mason et al. 1995b 

Algae radius um 2.5 2.5 Mason et al. 1995b. 

Algae water content 

(fraction) 

unitless 0.9 0.9 APHA 1995. 

Average algae cell 

density (per vol cell, 

not water) 

g[algae]/m3[algae

] 

1,000,000 1,000,000 Mason et al. 1995b, Mason et 

al. 1996. 

Boundary layer 

thickness above 

sediment 

m 0.02 0.02 Cal EPA 1993. 

Chloride 

concentration 

mg/L 8.0 8.0 Kaushal et al. 2005. 

Chlorophyll 

concentration 

mg/L 0.0029 0.0029 ICF Estimate, additional details 

in ICF (2005) 

Deptha m 6 Varies by 

lakeb

U.S. EPA 1977 

Dimensionless 

viscous sublayer 

thickness 

unitless 4 4 Ambrose et al. 1995. 

Drag coefficient for 

water body 

unitless 0.0011 0.0011 Ambrose et al. 1995. 

Flush rate 1/year Varies by 

lakec

Varies by 

lakec

Calculated based on pond 

dimensions and flow 

calculations. 

Fraction Sand unitless 0.25 0.25 Professional judgment. 

Organic carbon 

fraction in 

suspended 

sediments 

unitless 0.02 0.02 Professional judgment. 

pH unitless 8.2 7.7 U.S. EPA 1977,CSLAP 2009 

Downstate Region report 

Suspended 

sediment deposition 

velocity 

m/day 2 2 U.S. EPA 1997. 

Total suspended 

sediment 

concentration 

kg[sediment]/m3[

water column] 

0.05 0.05 U.S. EPA 2005. 

Water temperature degrees K 298 298 U.S. EPA 2005. 

a Set using the volume element properties named "top" and "bottom." 

b Average depth for Silver lake = 3 m, Glenmere Lake = 1 m, Tomahawk Lake = 2.4 m c See section 3.1.5 for Lake specific values. 
2/15/2011 B-17 DRAFT 

Table B-10. Sediment Parameters 

 Parameter Name Units Value Used Reference 

Deptha m 0.05 McKone et al. 2001 (Table 3). 

Fraction sand unitless 0.25 Professional judgment. 

Organic carbon fraction unitless 0.02 McKone et al. 2001 (Table 3). 

Porosity of the sediment 

zone 

volume[total pore 

space]/volume[sediment 

compartment] 

0.6 U.S. EPA 1998. 

Solid material density in 

sediment 

kg[sediment]/m3[sediment] 2,600 McKone et al. 2001 (Table 3). 

a

 Set using the volume element properties named "top" and "bottom." 
2/15/2011 B-18 DRAFT 

Table B-11. Aquatic Plants 

Parameter Name Units Value 

Used 

Reference 

Macrophyte biomass per water area kg/m2 0.5 Professional judgment. 

Density of macrophytes kg/L 1 Professional judgment. 
2/15/2011 B-19 

Table B-12. Aquatic Food Web

Aquatic Biota 

(Consuming 

Organism) 

Fraction Diet 

Algae 

Macrophyte 

Zooplankton 

Bethic 

Invertebrate 

Water Column 

Herbivore 

Benthic 

Omnivore 

Water Column 

Omnivore 

Benthic 

Carnivore 

Water Column 

Carnivore 

Biomass 

(kg/m2) 

Body 

Weight 

(kg) 

Macrophyte 0% 0% 0% 0% 0% 0% 0% 0% 0% 0.5 - Zooplankton 100% 0% 0% 0% 0% 0% 0% 0% 0% 0.0379 5.70E-0Benthic Invertebrate 

0% 0% 0% 0% 0% 0% 0% 0% 0% 0.0182 2.55E-0

Water Column Herbivore 

0% 0% 100% 0% 0% 0% 0% 0% 0% 0.00466 0.025 

Benthic Omnivore 

0% 0% 0% 100% 0% 0% 0% 0% 0% 0.00466 0.25 

Water Column Omnivore 

0% 0% 0% 0% 100% 0% 0% 0% 0% 0.001169 0.25 

Benthic Carnivore 

0% 0% 0% 50% 0% 50% 0% 0% 0% 0.00233 2.0 

Water Column Carnivore 

0% 0% 0% 0% 0% 0% 100% 0% 0% 0.00047 2.0 
2/15/2011 B-20 DRAFT 

Table B-13. Cadmium Chemical-Specific Properties 

Parameter Namea Units Value Reference 

CAS numberb unitless 7440-43-9 - 

Diffusion coefficient in pure 

air 

m2[air]/day 0.71 U.S. EPA 2005 (Table A-2-

35). 

Diffusion coefficient in pure 

water 

m2[water]/day 8.16E-05 U.S. EPA 2005 (Table A-2-

35). 

Henry's Law Constant Pa-m3/mol 1.00E-37 U.S. EPA 2005 (Table A-2-

35; assumed to be zero). 

Melting point degrees K 594 ATSDR 2008. 

Molecular weight g/mol 112.41 ATSDR 2008. 

Octanol-air partition 

coefficient (Koa) 

m3[air]/m3[octanol] - - 

Octanol-carbon partition 

coefficient (Koc) 

m3[carbon]/m3[octanol] - - 

Octanol-water partition 

coefficient (Kow) 

L[water]/kg[octanol] - - 

a All parameters in this table are TRIM.FaTE chemical properties. 

b These CAS numbers apply to elemental Cd; however, the cations of cadmium are being modeled. 
2/15/2011 B-21 DRAFT 

Table B-14. Mercury Chemical-Specific Properties 

Parameter Name Units Value Reference 

Hg(0)b Hg(2)b MeHgb

CAS number unitless 7439-97-

6 

14302-87-5 22967-92-6 - 

Diffusion 

coefficient in pure 

air 

m2[air]/day 0.478 0.478 0.456 U.S. EPA 1997. 

Diffusion 

coefficient in pure 

water 

m2[water]/day 5.54E-05 5.54E-05 5.28E-05 U.S. EPA 1997. 

Henry's Law 

constant 

Pa-m3/mol 719 7.19E-05 0.0477 U.S. EPA 1997. 

Melting Point degrees K 234 550 443 CARB 1994. 

Molecular weight g/mol 201 201 216 U.S. EPA 1997. 

Octanol-water 

partition 

coefficient (Kow) 

L[water]/kg[octanol] 4.15 3.33 1.7 Mason et al. 1996. 

Vapor washout 

ratio 

m3[air]/m3[rain] 1,200 1.6E+06 0 U.S. EPA 1997, 

based on 

Petersen et al. 

1995. a All parameters in this table are TRIM.FaTE chemical properties. 

b On this and all following tables, Hg(0) = elemental mercury, Hg(2) = divalent mercury, and MHg = methyl mercury. 
2/15/2011 B-22 

Table B-15. PAH Chemical-Specific Properties

Parameter Name Units Value 

BaP BaA BbF BkF Chr DahA Ic

CAS number unitless 50-32-8 56-55-3 205-99-2 207-08-9 218-01-9 53-70-3 193Diffusion coefficient in pure air 

m2/day 0.188 0.213 0.197 0.197 0.214 0.156 0.16

Diffusion coefficient in pure water 

m2/day 5.05E-05 5.37E-05 4.74E-05 4.74E-05 5.37E-05 5.19E-05 4.89

Henry's Law constant 

Pa-m3/mol 8.50E-02 3.67E-01 6.26E-01 4.20E-02 1.23E-01 1.13E-03 4.92

Melting point degrees K 452 433 441 490 531 539 437 Molecular weight g/mol 252.32 228.29 252.32 252.32 228.29 278.33 276Octanol-water partition coefficient (Kow) 

L[water]/L[octanol] 9.33E+05 6.17E+05 3.98E+06 6.92E+06 5.37E+05 3.16E+06 4.57
2/15/2011 B-23 

Table B-16. Dioxin Chemical-Specific Properties 

Parameter Name Units Value 

1,2,3,4,6,7

,8,9-

OCDD 

1,2,3,4,6,7,

8,9-OCDF 

1,2,3,4,6,7,

8-HpCDD 

1,2,3,4,6,7,

8-HpCDF 

1,2,3,4,7,8,

9-HpCDF 

CAS number unitless 3268-87-9 39001-02-0 35822-46-9 67562-39-4 55673-89-7 Diffusion coefficient in pure air 

m2/day 0.0883 0.123 0.0925 0.129 0.129 

Diffusion coefficient in pure water 

m2/day 3.08E-06 3.15E-05 3.24E-05 3.33E-05 3.33E-05 

Henry's Law constant Pa-m3/mol 0.68 0.19 1.28 1.43 1.43 Melting Point degrees K 603 259 538 236.5 222 Molecular weight g/mol 460.0 443.76 425.2 409.31 409.31 Octanol-water partition coefficient (Kow) 

L[water]/L[octanol] 1.58E+08 1.00E+08 1.00E+08 2.51E+07 7.94E+06 
Table B-16 (cont.). Dioxin Chemical-Specific Properties 

2/15/2011 B-24 

Parameter Name Units Value 

1,2,3,6,7,8-

HxCDD 

1,2,3,6,7,8-

HxCDF 

1,2,3,7,8,9-

HxCDD 

1,2,3,7,8,9-

HxCDF 

1,2,3,7,8-

PeCDD 

CAS number unitless 57653-85-7 57117-44-9 19408-74-3 72918-21-9 40321-76-4 Diffusion coefficient in pure air 

m2/day 0.0958 0.135 0.0958 0.135 0.101 

Diffusion coefficient in pure water 

m2/day 3.43E-05 3.53E-05 3.43E-05 3.53E-05 3.65E-05 

Henry's Law constant Pa-m3/mol 1.08 0.74 1.08 0.74 3.33 Melting point degrees K 558.0 506.0 517.0 509.0 513.0 Molecular weight g/mol 390.84 374.9 390.8 374.9 356.4 Octanol-water partition coefficient (Kow) 

L[water]/L[octanol] 1.62E+08 8.24E+07 1.62E+08 3.80E+07 4.37E+06 
Exhibit B-16 (cont.). Dioxin Chemical-Specific Properties 

2/15/2011 B-25 

Parameter Name Units Value Reference 

2,3,4,7,8-

PeCDF 

2,3,7,8-

TCDD 

2,3,7,8-

TCDF 

CAS number unitless 57117-31-4 1746-01-6 51207-31-9 - Diffusion coefficient in pure air 

m2/day 0.142 0.106 0.149 U.S.EPA 1999. 

Diffusion coefficient in pure water 

m2/day 3.76E-05 5.68E-05 4.04E-05 U.S.EPA 1999. 

Henry's Law constant 

Pa-m3/mol 0.5 3.33 1.46 Mackay et al. 1992 as cited in U.S.E

Exceptions include 1,2,3,4,6,7,8,9-OHxCDF; and 1,2,3,6,7,8-HxCDF whthe VP/WS Ratio Technique (U.S.E

Melting point degrees K 469.3 578.0 500.0 Mackay et al. 2000, exceptions inclu

(1,2,3,6,7,8-HxCDD; 1,2,3,7,8,9-HxCPeCDD), ATSDR 1998(1,2,3,6,7,8-HPeCDF; 2,3,4,6,7,8-HxCDF) and NLHxCDD) 

Molecular weight g/mol 340.4 322.0 306.0 Mackay et al. 2000, exceptions inclu

1998(1,2,3,6,7,8-HxCDF; 1,2,3,7,8,PeCDD; 1,2,3,7,8-PeCDF; 2,3,4,6,72002 (1,2,3,6,7,8-HxCDD; 1,2,3,7,8

Octanol-water partition coefficient (Kow) 

L[water]/L[octanol] 3.16E+06 6.31E+06 1.26E+06 Mackay et al. 1992a as cited in U.S

exceptions include: U.S. EPA 2000b 1,2,3,6,7,8-HxCDF; 1,2,3,7,8,9-HxCHxCDF; 2,3,4,6,7,8-HxCDF) and Sij(1,2,3,7,8-PeCDD) 
2/15/2011 B-26 DRAFT 

Table B-17. Cadmium Chemical-Specific Properties for Abiotic 

Compartments 

Parameter Name Units Value Reference 

Air Compartment Type 

Particle dry deposition 

velocity 

m/day 260 Calculated from 

Muhlbaier and Tisue 

1981. 

Washout Ratio m3[air]/m3[rai

n] 

200,000 MacKay et al. 1986. 

Surface Soil Compartment Type 

Use input characteristic 

depth (Boolean) 

0 = no, Else 

= yes 

0 Professional 

judgment. 

Root Zone Soil Compartment Type 

Use input characteristic 

depth (Boolean) 

0 = no, Else 

= yes 

0 Professional 

judgment. 

Vadose Zone Soil Compartment Type 

Use input characteristic 

depth (Boolean) 

0 = no, Else 

= yes 

0 Professional 

judgment. 

Surface Water Compartment Type 

Ratio of concentration in 

water to concentration in 

algae to concentration 

dissolved in water 

L[water]/g[al

gae wet wt] 

1.87 McGeer et al. 2003. 
2/15/2011 B-27 DRAFT 

Table B-18. Mercury Chemical-Specific Properties for Abiotic Compartments 

Parameter Name Units Value Refere

Hg(0) Hg(2) MeHg 

Air Compartment Type Particle dry deposition velocity m/day 500 500 500 McKone et al. 2001 (CalTDemethylation rate 1/day N/A N/A 0 Professional judgment. Methylation rate 1/day 0 0 0 Professional judgment. Oxidation Rate 1/day 0.00385 0 0 U.S. EPA 1997 (Low end 

months to 2 years)) 

Reduction rate 1/day 0 0 0 Professional judgment. Washout Ratio m3[air]/m3[rain] 200,000 200,000 200,000 Professional judgment. Surface Soil Compartment Type Input characteristic depth (user supplied) 

m 0.08 0.08 0.08 Not used (model set to ca

Use input characteristic depth (boolean) 0 = no, Else = 

yes 

0 0 0 Professional judgment. 

Soil-water partition coefficient L[water]/kg[soil 

wet wt] 

1,000 58,000 7,000 U.S. EPA 1997. 

Vapor dry deposition velocity m/day 50 2500 0 Hg(0) - from Lindberg et a

estimate by U.S. EPA usiSource Complex (ISC) MApp. A of the Mercury Stu1997)]. 

Demethylation rate 1/day N/A N/A 0.06 Range reported in Porvar

3E-2 to 6E-2 /day; value ipotential demethylation raanaerobic conditions. 

Methylation rate 1/day 0 0.001 0 Range reported in Porvar

2E-4 to 1E-3 /day; value ipotential methylation rate anaerobic conditions. 

Oxidation rate 1/day 0 0 0 Value assumed in U.S. EReduction rate 1/day 0 1.25E-05 0 Value used for untilled su

moisture content, in U.S. range is (0.0013/day)*mo(0.0001/day)*moisture coregion (Lindberg 1996; Ca1997). 
Table B-18 (cont.). Mercury Chemical-Specific Properties for Abiotic Compartme

2/15/2011 B-28 

Parameter Name Units Value Refere

Hg(0) Hg(2) MeHg 

Root Zone Soil Compartment Type Input characteristic depth (user supplied) 

m 0.08 0.08 0.08 Not used (model set to ca

Use input characteristic depth (Boolean) 0 = no, Else = 

yes 

0 0 0 Professional judgment. 

Soil-water partition coefficient L[water]/kg[soil 

wet wt] 

1,000 58,000 7,000 U.S. EPA 1997 

Demethylation rate 1/day N/A N/A 0.06 Range reported in Porvar

3E-2 to 6E-2 /day; value ipotential demethylation raanaerobic conditions. 

Methylation rate 1/day 0 0.001 0 Range reported in Porvar

2E-4 to 1E-3 /day; value ipotential methylation rate anaerobic conditions. 

Oxidation rate 1/day 0 0 0 Value assumed in U.S. EReduction rate 1/day 0 3.25E-06 0 Value used for tilled surfa

moisture content, in U.S. 1996; Carpi and Lindberg 

Vadose Zone Soil Compartment Type Input characteristic depth (user supplied) 

m 0.08 0.08 0.08 Not used (model set to ca

Use input characteristic depth (Boolean) 0 = no, Else = 

yes 

0 0 0 Professional judgment. 

Soil-water partition coefficient L[water]/kg[soil 

wet wt] 

1,000 58,000 7,000 U.S. EPA 1997. 

Demethylation rate 1/day N/A N/A 0.06 Range reported in Porvar

3E-2 to 6E-2 /day; value ipotential demethylation raanaerobic conditions. 

Methylation rate 1/day 0 0.001 0 Range reported in Porvar

2E-4 to 1E-3 /day; value ipotential methylation rate anaerobic conditions. 

Oxidation rate 1/day 0 0 0 Value assumed in U.S. E
Table B-18 (cont.). Mercury Chemical-Specific Properties for Abiotic Compartme

2/15/2011 B-29 

Parameter Name Units Value Refere

Hg(0) Hg(2) MeHg 

Reduction rate 1/day 0 3.25E-06 0 Value used for tilled surfa

moisture content, in U.S. 1996; Carpi and Lindberg 

Ground Water Compartment Type Soil-water partition coefficient L[water]/kg[soil 

wet wt] 

1,000 58,000 7,000 U.S. EPA 1997. 

Demethylation rate 1/day N/A N/A 0.06 Range reported in Porvar

3E-2 to 6E-2 /day; value ipotential demethylation raanaerobic conditions. 

Methylation rate 1/day 0 0.001 0 Range reported in Porvar

2E-4 to 1E-3 /day; value ipotential methylation rate anaerobic conditions. 

Oxidation rate 1/day 1.00E-08 0 0 Small default nonzero val

EPA 1997). 

Reduction rate 1/day 0 3.25E-06 0 Value used for tilled surfa

moisture content, in U.S.E1996; Carpi and Lindberg 

Surface Water Compartment Type Algal surface area-specific uptake rate constant 

nmol/[μm2-daynmol] 0 2.04E-10 3.60E-10 Assumes radius = 2.5 mm

Mason et al. 1996; Hg(0) Hg(2). 

Dow ("overall Kow") L[water]/kg[oct

anol] 

0 -a -b Mason et al. 1996. 

Solids-water partition coefficient L[water]/kg[solids 

wet wt] 

1,000 100,000 100,000 U.S. EPA 1997. 

Vapor dry deposition velocity m/day N/A 2500 U.S. EPA 1997 (Vol. III, ADemethylation rate 1/day N/A N/A 0.013 Average of range of 1E-3 

Gilmour and Henry 1991. 

Methylation rate 1/day 0 0.001 0 Value used in U.S. EPA 1

1E-4 to 3E-4/day (Gilmou

Oxidation rate 1/day 0 0 0 Professional judgment. 
Table B-18 (cont.). Mercury Chemical-Specific Properties for Abiotic Compartme

2/15/2011 B-30 

Parameter Name Units Value Refere

Hg(0) Hg(2) MeHg 

Reduction rate 1/day 0 0.0075 0 Value used in U.S. EPA 1

range from less than 5E-3greater than 17m, up to 31995; Vandal et al. 1995; Amyot et al. 1997). 

Sediment Compartment Type Solids-water partition coefficient L[water]/kg[solids 

wet wt] 

3,000 50,000 3,000 U.S. EPA 1997. 

Demethylation rate 1/day N/A N/A 0.0501 Ave.rage of range of 2E-4 

Gilmour and Henry 1991. 

Methylation rate 1/day 0 1.00E-04 0 Value used in U.S. EPA 1

1E-5 to 1E-3/day, Gilmou

Oxidation rate 1/day 0 0 0 Professional judgment. Reduction rate 1/day 0 1.00E-06 0 Inferred value based on p

sediment porewater (U.Sal. 1995). 

a TRIM.FaTE Formula Property, which varies from 0.025 to 1.625 depending on pH and chloride concentration. b TRIM.FaTE Formula Property, which varies from 0.075 to 1.7 depending on pH and chloride concentration.
2/15/2011 B-31 DRAFT 

Table B-19. PAH Chemical-Specific Properties for Abiotic Compartments 

Parameter Name Units Value R

BaP BaA BbF BkF Chr DahA IcdP 

Air Compartment Type Particle dry deposition velocity 

m/day 500 500 500 500 500 500 500 McKone et al. 

Half-life day 0.046 0.125 0.596 0.458 0.334 0.178 0.262 Howard et al. 

measured or e

Washout Ratio 200,000 200,000 200,000 200,000 200,0

00 

200,000 

200,000 

Mackay et al. 

Surface Soil Compartment Type Input characteristic depth 

m 0.08 0.08 0.08 0.08 0.08 0.08 0.08 Not used (mo

value). 

Use input characteristic depth (Boolean) 

0 = No, Else = Yes 

0 0 0 0 0 0 0 Professional j

Halflife day 530 680 610 2140 1000 940 730 MacKay et al. Root Zone Soil Compartment Type Input characteristic depth 

m 0.08 0.08 0.08 0.08 0.08 0.08 0.08 Not used (mo

value). 

Use input characteristic depth 

0 = No, Else = Yes 

0 0 0 0 0 0 0 Professional j

Half-life day 530 680 610 2140 1000 940 730 MacKay et al. Vadose Zone Soil Compartment Type Input characteristic depth 

m 0.08 0.08 0.08 0.08 0.08 0.08 0.08 Not used (mo

value). 

Use input characteristic depth (boolean) 

0 = No, Else = Yes 

0 0 0 0 0 0 0 Professional j

Half-life day 1060 1360 1220 4280 2000 1880 1460 Howard et al. 

measured or egroundwater. 

Groundwater Compartment Type Half-life day 1060 1360 1220 4280 2000 1880 1460 Howard et al. 

measured or egroundwater. 

Surface Water Compartment Type 
Table B-19 (cont.). PAH Chemical-Specific Properties for Abiotic Compartmen

2/15/2011 B-32 

Parameter Name Units Value R

BaP BaA BbF BkF Chr DahA IcdP 

RatioOfConcInAlgaeToConcDissolvedInWater 

(g[chem]/kg[algae]) / (g[chem]/L[water]) 

3610 3610 3610 3610 3610 3610 3610 Lu et al. 1977 

algae for BaP

Half-life day 0.138 0.375 90 62.4 1.626 97.8 750 Howard et al. 

measured or e

Sediment Compartment Type Half-life day 2290 2290 2290 2290 2290 2290 2290 Mackay et al. 

are the mean class that Macfor sediment, IcdP, which w
2/15/2011 B-33 DRAFT 

Table B-20. Dioxin Chemical-Specific Properties for Abiotic Compartments 

Parameter Name Units Value 

1,2,3,

4,6,7,

8,9-

OCDD

1,2,3,

4,6,7,

8,9-

OCDF 

1,2,3,

4,6,7,

8-

HpCD

D 

1,2,3,

4,6,7,

8-

HpCD

F 

1,2,3,

4,7,8,

9-

HpCD

F 

1,2,3,

4,7,8-

HxCD

D 

Air Compartment Type 

Deposition Velocity m/day 500 500 500 500 500 500 

Halflife day 162 321 64 137 122 42 

Washout Ratio m3[air]/m3[rain] 91000 22000 64000 32000 32000 9000 

Surface Soil Compartment Type 

Input characteristic depth m 0.08 0.08 0.08 0.08 0.08 0.08 

Use input characteristic 

depth (Boolean) 

0 = No, Else = 

Yes 

0 0 0 0 0 0 

Halflife day 3650 3650 3650 3650 3650 3650 

Root Zone Soil Compartment Type 

Input characteristic depth m 0.08 0.08 0.08 0.08 0.08 0.08 

Use input characteristic 

depth 

0 = No, Else = 

Yes 

0 0 0 0 0 0 

Halflife day 3650 3650 3650 3650 3650 3650 

Vadose Zone Soil Compartment Type 

Input characteristic depth m 0.08 0.08 0.08 0.08 0.08 0.08 

Use input characteristic 

depth (boolean) 

0 = No, Else = 

Yes 

0 0 0 0 0 0 

Halflife day 1008 1008 1008 1008 1008 1008 

Groundwater Compartment Type 

Half-life day 1008 1008 1008 1008 1008 1008 

Surface Water Compartment Type 

Ratio Of Conc In Algae To 

Conc Dissolved In Water 

(g[chem]/g[algae]

)/(g[chem]/L[wate

r]) 

1.025 1.025 1.025 1.025 1.025 1.025 

Half-life day 0.67 0.58 47 0.58 0.58 6.3 

Sediment Compartment Type 

Half-life day 1095 1095 1095 1095 1095 1095 
Table B-20 (cont.). Dioxin Chemical-Specific Properties for Abiotic 

Compartments 

2/15/2011 B-34 DRAFT 

Parameter Name Units Value 

1,2,3,

4,7,8-

HxCD

F 

1,2,3,

6,7,8-

HxCD

D 

1,2,3,

6,7,8-

HxCD

F 

1,2,3,

7,8,9-

HxCD

D 

1,2,3,7

,8,9-

HxCD

F 

1,2,3,7

,8-

PeCD

D 

Air Compartment Type 

Deposition Velocity m/day 500 500 500 500 500 500 

Halflife day 78 28 55 28 51 18 

Washout Ratio m3[air]/m3[rain] 10000 9000 10000 9000 10000 18000 

Surface Soil Compartment Type 

Input characteristic depth m 0.08 0.08 0.08 0.08 0.08 0.08 

Use input characteristic 

depth (boolean) 

0 = No, Else = 

Yes 

0 0 0 0 0 0 

Halflife day 3650 3650 3650 3650 3650 3650 

Root Zone Soil Compartment Type 

Input characteristic depth m 0.08 0.08 0.08 0.08 0.08 0.08 

Use input characteristic 

depth 

0 = No, Else = 

Yes 

0 0 0 0 0 0 

Halflife day 3650 3650 3650 3650 3650 3650 

Vadose Zone Soil Compartment Type 

Input characteristic depth m 0.08 0.08 0.08 0.08 0.08 0.08 

Use input characteristic 

depth (boolean) 

0 = No, Else = 

Yes 

0 0 0 0 0 0 

Halflife day 1008 1008 1008 1008 1008 1008 

Groundwater Compartment Type 

Half-life day 1008 1008 1008 1008 1008 1008 

Surface Water Compartment Type 

Ratio Of Conc In Algae To 

Conc Dissolved In Water 

(g[chem]/g[algae]

)/(g[chem]/L[wate

r]) 

1.025 1.025 1.025 1.025 1.025 1.025 

Half-life day 0.58 6.3 0.58 6.3 0.58 2.7 

Sediment Compartment Type 

Half-life day 1095 1095 1095 1095 1095 1095 
Table B-20 (cont.). Dioxin Chemical-Specific Properties for Abiotic 

Compartments 

2/15/2011 B-35 DRAFT 

Parameter Name Units Value 

1,2,3,7

,8-

PeCD

F 

2,3,4,6

,7,8-

HxCD

F 

2,3,4,7

,8-

PeCD

F 

2,3,7,8

-

TCDD 

2,3,7,8-

TCDF 

Air Compartment Type 

Deposition Velocity m/day 500 500 500 500 500 

Halflife day 31 59 33 12 19 

Washout Ratio m3[air]/m3[rain] 13000 10000 14000 18000 19000 

Surface Soil Compartment Type 

Input characteristic depth m 0.08 0.08 0.08 0.08 0.08 

Use input characteristic 

depth (boolean) 

0 = No, Else = Yes 0 0 0 0 0 

Halflife day 3650 3650 3650 3650 3650 

Root Zone Soil Compartment Type 

Input characteristic depth m 0.08 0.08 0.08 0.08 0.08 

Use input characteristic 

depth 

0 = No, Else = Yes 0 0 0 0 0 

Halflife day 3650 3650 3650 3650 3650 

Vadose Zone Soil Compartment Type 

Input characteristic depth m 0.08 0.08 0.08 0.08 0.08 

Use input characteristic 

depth (boolean) 

0 = No, Else = Yes 0 0 0 0 0 

Halflife day 1008 1008 1008 1008 1008 

Groundwater Compartment Type 

Half-life day 1008 1008 1008 1008 1008 

Surface Water Compartment Type 

Ratio Of Conc In Algae To 

Conc Dissolved In Water 

(g[chem]/g[algae])/ 

(g[chem]/L[water]) 

1.025 1.025 1.025 1.025 1.025 

Half-life day 0.19 0.58 0.19 2.7 0.18 

Sediment Compartment Type 

Half-life day 1095 1095 1095 1095 1095 
Table B-20 (cont.). Dioxin Chemical-Specific Properties for Abiotic 

Compartments 

2/15/2011 B-36 DRAFT 

Parameter Name References 

Air Compartment Type 

Deposition Velocity McKone et al. 2001 

Halflife Atkinson 1996 as cited in U.S. EPA 2000; vapor phase 

reaction with hydroxyl radical 

Washout Ratio Vulykh et al. 2001 

Surface Soil Compartment Type 

Input characteristic depth Not used (model set to calculate value) 

Use input characteristic depth 

(boolean) 

Professional judgment 

Halflife Mackay et al. 2000; the degradation rate was cited by 

multiple authors, value is for 2,3,7,8-TCDD 

Root Zone Soil Compartment Type 

Input characteristic depth not used (model set to calculate value) 

Use input characteristic depth professional judgment 

Halflife Mackay et al. 2000; the degradation rate was cited by 

multiple authors, value is for 2,3,7,8-TCDD 

Vadose Zone Soil Compartment Type 

Input characteristic depth Not used (model set to calculate value). 

Use input characteristic depth 

(boolean) 

Professional judgment. 

Halflife Average value of the range presented in Mackay et al. 2000; 

based on estimated unacclimated aerobic biodegradation 

half-life, value is for 2,3,7,8-TCDD. 

Groundwater Compartment Type 

Half-life Average value of the range presented in Mackay et al. 2000; 

based on estimated unacclimated aerobic biodegradation 

half-life, value is for 2,3,7,8-TCDD. 

Surface Water Compartment Type 

Ratio Of Conc In Algae To Conc 

Dissolved In Water 

BCF data for green algae for 2,3,7,8-TCDD from Isense 

1978, at 32 days. 

Half-life Kim and O’Keefe. 1998, as cited in U.S. EPA. 2000. 

Sediment Compartment Type 

Half-life Estimation based on Adriaens and Grbic-Galic 1992,1993 

and Adriaens et al. 1995 as cited in U.S. EPA 2000. 
2/15/2011 B-37 DRAFT 

Table B-21. Cadmium Chemical-Specific Properties for Plant Compartments 

 Parameter Name Units Value Reference 

Leaf Compartment Type 

Transfer factor to leaf 

particle 

1/day 0.002 Professional judgment. 

Particle on Leaf Compartment Type 

Transfer factor to leaf 1/day 0.200 Professional judgment. 

Root Compartment Type - Grasses and Herbs a

Root to Root Soil 

Partition- Alpha of 

Steady State 

unitless 0.95 Henning et al. 2001. 

Root to Root Soil 

Partition- Partitioning 

Coefficient 

m3[bulk root 

soil]/m3[root] 

0.23 Nriagu 1980; based on average value 

calculated from various agricultural plant 

species. 

Root to Root Soil 

Partition- Time to 

Reach Alpha 

day 28 Henning et al. 2001. 

Stem Compartment Type - Grasses and Herbs a

Transpiration stream 

concentration factor 

(TSCF) 

m3[soil pore 

water]/m3[xylem 

fluid] 

0.45 Tsiros et al. 1999. 

Macrophyte Compartment Type 

Water Column 

Dissolved PartitionAlpha of Equilibrium 

unitless 0.95 Maine et al. 2001; based on assumption that 

equilibrium was nearly reached during 21 

day experiment. 

Water Column 

Dissolved PartitionPartition Coefficient 

L[water]/kg[macr

ophyte wet wt] 

100 Maine et al. 2001; based on calculations 

from an average of four macrophyte species. 

Water Column 

Dissolved PartitionTime to Reach 

Equilibrium 

day 21 Maine et al. 2001. 

a Roots and stems are not modeled for deciduous or coniferous forest in the current version of TRIM.FaTE. 
2/15/2011 B-38 

Table B-22. Mercury Chemical-Specific Properties for Plant Compartments

 Parameter Name Units Value Ref

Hg(0) Hg(2) MeHg 

Leaf Compartment Type Transfer factor to leaf particle 1/day 0.002 0.002 0.002 Professional judgm

transfer factor from 

Demethylation rate 1/day N/A N/A 0.03 Calculated from BaMethylation rate 1/day 0 0 0 Assumed from Gay 

1973. 

Oxidation rate 1/day 1.0E+06 0 0 Professional judgm

instantaneous 

Reduction rate 1/day 0 0 0 Professional judgmParticle on Leaf Compartment Type Transfer factor to leaf 1/day 0.2 0.2 0.2 Professional judgmDemethylation rate 1/day N/A N/A 0 Professional judgmMethylation rate 1/day 0 0 0 Professional judgmOxidation rate 1/day 0 0 0 Professional judgmReduction rate 1/day 0 0 0 Professional judgmRoot Compartment Type - Grasses and Herbs aAlpha for root-root zone bulk soil unitless 0.95 0.95 0.95 Selected value. Root/root-zone-soil-water partition coefficient 

m3[bulk root soil]/ m3[root] 

0 0.18 1.2 Hg2- geometric me

1998, John 1972, HMHg- assumed, ba1978. 

t-alpha for root-root zone bulk soil day 21 21 21 Professional judgmDemethylation rate 1/day N/A N/A 0 Professional judgmMethylation rate 1/day 0 0 0 Professional judgm
Table B-22 (cont.). Mercury Chemical-Specific Properties for Plant Compartme

2/15/2011 B-39 

 Parameter Name Units Value Ref

Hg(0) Hg(2) MeHg 

Oxidation rate 1/day 0 0 0 Professional judgmReduction rate 1/day 0 0 0 Professional judgmStem Compartment Type - Grasses and HerbsaTranspiration stream concentration factor (TSCF) 

m3[soil pore water]/ 

m3[xylem fluid] 

0 0.5 0.2 Calculation from N

pine, Bishop et al. 

Demethylation rate 1/day N/A N/A 0.03 Calculated from BaMethylation rate 1/day 0 0 0 Professional judgmOxidation rate 1/day 0 0 0 Professional judgmReduction rate 1/day 0 0 0 Professional judgmMacrophyte Compartment Type Water Column Dissolved PartitionAlpha of Equilibrium unitless 0.95 0.95 0.95 Selected value. Water Column Dissolved PartitionPartition Coefficient L[water]/ kg[macrophyte wet 

wt] 

0.883 0.883 4.4 Ribeyre and Boudo

densa) 

Water Column Dissolved PartitionTime to Reach Equilibrium unitless 0.95 0.95 0.95 Selected value. Oxidation rate 1/day 1.00E+09 0 0 Professional judgmt-alpha day 18 18 18 Ribeyre and Boudo

duration) 

a Roots and stems are not modeled for deciduous or coniferous forest in the current version of TRIM.FaTE. 
2/15/2011 B-40 

Table B-23. PAH Chemical-Specific Properties for Plant Compartments 

 Parameter 

Name 

Units Value 

BaP BaA BbF BkF Chr DahA IcdP 

Leaf Compartment Type Transfer factor to leaf particle 

1/day 1.00E-04 1.00E-04 1.00E-04 1.00E-04 1.00E-04 1.00E-04 1.00E-04 Profes

Half-life day 3.5 3.5 3.5 3.5 3.5 3.5 3.5 Edwar

Efroymfrom mconsta

Particle on Leaf Compartment Type Transfer factor to leaf 

1/day 1.00E-04 1.00E-04 1.00E-04 1.00E-04 1.00E-04 1.00E-04 1.00E-04 Profes

Half-life day 2.31 1.84 3.56 17.8 4.12 17.8 17.8 Edwar

Efroymfrom m

Root Compartment Type - Grasses and HerbsaHalf-life day 34.6 34.6 34.6 34.6 34.6 34.6 34.6 Edwar

Efroymfrom mconsta

Stem Compartment Type - Grasses and Herbs aHalf-life day 3.5 3.5 3.5 3.5 3.5 3.5 3.5 Edwar

Efroymfrom mconsta

Macrophyte Compartment Type Half-life day 3.5 3.5 3.5 3.5 3.5 3.5 3.5 Edwar

Efroymfrom mconsta

a Roots and stems are not modeled for deciduous or coniferous forest in the current version of TRIM.FaTE. 
2/15/2011 B-41 

Table B-24. Doixin Chemical-Specific Properties for Plant Compartments 

 Parameter Name Units Value Reference 

All Dioxins 

Leaf Compartment Type Transfer factor to leaf particle 1/day 0.003 Calculated as 1 percent of transfer factor to leaHalf-life day 70 Arjmand and Sandermann 1985, as cited in Ko

soybean root cell culture metabolism test data 

Particle on Leaf Compartment Type Transfer factor to leaf 1/day 0.3 Professional judgment based on U.S. EPA 200

mercury) and Trapp 1995; highly uncertain. 

Half-life day 4.4 McCrady and Maggard 1993; photodegradatio

foliage in sunlight; assumed 10 sunlight per da

Root Compartment Type - Grasses and HerbsaHalf-life day 70 Arjmand and Sandermann 1985, as cited in Ko

soybean root cell culture metabolism test data 

Root Soil Water Interaction - Alpha unitless 0.95 Professional judgment. Stem Compartment Type - Grasses and Herbs aHalf-life day 70 Arjmand and Sandermann 1985, as cited in Ko

soybean root cell culture metabolism test data 

Macrophyte Compartment Type Half-life day 70 Arjmand and Sandermann 1985, as cited in Ko

soybean root cell culture metabolism test data 

a Roots and stems are not modeled for deciduous or coniferous forest in the current version of TRIM.FaTE. 
2/15/2011 B-42 DRAFT 

Table B-25. Cadmium Chemical-Specific Properties for Aquatic Species 

 Parameter Name Units Value Reference 

Benthic Invertebrate Compartment Type 

Sediment Partitioning - Alpha of 

Equilibrium 

unitless 0.95 Professional judgment 

Sediment Partitioning - Partition 

Coefficient 

kg[bulk 

sed/kg[inv

ertebrate 

wet wt] 

0.27 Professional judgment 

Sediment Partitioning - Time to 

Reach Alpha of Equilibrium 

day 21 Hare et al. 2001 

Absorption Rate Constant L/kg(ww)-

day 

1.23 Calculated based on body weight from 

regression in Hendriks & Heikens 

2000 

Elimination Rate Constant /day 2.82E-03 Professional judgment 

Benthic Omnivore Compartment Type 

Assimilation efficiency from 

food 

unitless 0.1 Professional judgment based on Yan 

and Wang 2002. 

Absorption Rate Constant L/kg(ww)-

day 

1.23E+00 Calculated based on body weight from 

regression in Hendriks & Heikens 

2000 

Elimination Rate Constant /day 2.82E-03 Professional judgment 

Benthic Carnivore Compartment Type 

Assimilation efficiency from 

food 

unitless 0.1 Professional judgment based on Yan 

and Wang 2002. 

Absorption Rate Constant L/kg(ww)-

day 

6.60E-01 Calculated based on body weight from 

regression in Hendriks & Heikens 

2000 

Elimination Rate Constant /day 1.68E-03 Professional judgment 

Zooplankton Compartment Type 

Assimilation efficiency from 

food 

unitless 0.5 Goulet et al, 2007 

Absorption Rate Constant L/kg(ww)-

day 

1500 Goulet et al, 2007 

Elimination Rate Constant /day 0.03 Mean of reported range from Goulet et 

al, 2007 

Water-column Herbivore Compartment Type 

Assimilation efficiency from 

food 

unitless 0.1 Professional judgment based on Yan 

and Wang 2002. 

Assimilation efficiency from 

plants 

0.1 Professional judgment based on Yan 

and Wang 2002. 

Absorption Rate Constant L/kg(ww)-

day 

2.46 calculated based on body weight from 

regression in Hendriks & Heikens 

2000 

Elimination Rate Constant /day 5.02E-03 Professional judgment 

Water-column Omnivore Compartment Type 

Assimilation efficiency from 

food 

unitless 0.1 Professional judgment based on Yan 

and Wang 2002. 

Assimilation efficiency from 

plants 

unitless 0.1 Professional judgment based on Yan 

and Wang 2002. 
Table B-25 (cont.). Cadmium Chemical-Specific Properties for Aquatic Species 

2/15/2011 B-43 DRAFT 

 Parameter Name Units Value Reference 

Absorption Rate Constant L/kg(ww)-

day 

1.232020679 Calculated based on body weight from 

regression in Hendriks & Heikens 

2000 

Elimination Rate Constant /day 2.82E-03 Professional judgment 

Water-column Carnivore Compartment Type 

Assimilation efficiency from 

food 

unitless 0.1 Professional judgment based on Yan 

and Wang 2002. 

Absorption Rate Constant L/kg(ww)-

day 

0.660223535 Calculated based on body weight from 

regression in Hendriks & Heikens 

2000 

Elimination Rate Constant /day 1.68E-03 Professional judgment 
2/15/2011 B-44 

Table B-26. Mercury Chemical-Specific Properties for Aquatic Species 

 Parameter Name Units Value Re

Hg(0) Hg(2) MeHg 

Benthic Invertebrate Compartment Type Alpha of equilibrium for sediment partitioning 

unitless 0.95 0.95 0.95 Selected value. 

Benthic invertebrate-bulk sediment partition coefficient 

kg[bulk sediment]/kg[invertebrate wet wt] 

0.0824 0.0824 5.04 Saouter et al. 199

based on Hg(2) vMeHg) 

t-alpha for equilibrium for sediment partitioning 

day 14 14 14 Experiment durat

1991. 

All Fish Compartments Types a Elimination adjustment factor unitless 3 3 1 Trudel and RasmAssimilation efficiency from food unitless 0.06 0.06 b 0.5 c Professional judg

and Rasmussen 

Demethylation rate 1/day N/A N/A 0 Professional judgMethylation rate 1/day 0 0 0 Professional judgOxidation rate 1/day 1.0E+06 0 0 Professional judgReduction rate 1/day 0 0 0 Professional judgWater-column Herbivore Compartment Type Assimilation efficiency from plants unitless 1 1 1 Phillips and GregWater-column Omnivore Compartment Type Assimilation efficiency from food unitless 1 1 1 Phillips and Grega Secondary lead scenario includes: Algae, Macrophyte, Zooplankton, Benthic Invertebrates, Water-column Herbivore, Benthic Omnivore, Water-column 

Carnivore, and Water-column Carnivore. 

b Zooplankton were assigned an assimilation efficiency of 0.2 for divalent mercury to compensate for the absence of naturally occurring direct diffusion pc Water Column Carnivores were assigned an assimilation efficiency of 0.2 for methyl mercury to compensate for the absence of naturally occurring dea

and predation processes in the scenario/model. 
2/15/2011 B-45 

Table B-27. PAH Chemical-Specific Properties for Aquatic Species 

 Parameter 

Name 

Units Value 

BaP BaA BbF BkF Chr DahA IcdP 

Benthic Invertebrate Compartment Type Clearance constant 

unitless 157.6 157.6 157.6 157.6 157.6 157.6 157.6 

alpha of equilibrium for sediment partitioning 

unitless 0.95 0.95 0.95 0.95 0.95 0.95 0.95 

talpha for equilibrium for sediment partitioning 

days 14 14 14 14 14 14 14 

Vd (ratio of 

concentration in benthic invertebrates to concentration in water) 

mL/g 7235 7235 7235 7235 7235 7235 7235 

Half-life day 1.5 1.5 1.5 1.5 1.5 1.5 1.5 Zooplankton Compartment TypeAssimilation efficiency from food 

unitless 0.43 0.43 0.43 0.43 0.43 0.43 0.43 

Absorption Rate Constant 

L/kg(ww)-day 

4.838E05 4.838E05 4.838E05 4.838E05 4.838E05 4.838E05 4.838E05 
Table B-27 (cont.). PAH Chemical-Specific Properties 

2/15/2011 B-46 

 Parameter 

Name 

Units Value 

BaP BaA BbF BkF Chr DahA IcdP 

Elimination Rate Constant 

/day 5.186E-01 5.186E-01 5.186E-01 5.186E-01 5.186E-01 5.186E-01 5.186E-01 

Half Life day 16.5 16.5 16.5 16.5 16.5 16.5 16.5 All Fish Compartment TypesaGamma_fish unitless 0.2 0.2 0.2 0.2 0.2 0.2 0.2 Assimilation efficiency from foodb 

unitless 1.0 1.0 1.0 1.0 1.0 1.0 1.0 

Half-life day 2.8 2.8 2.8 2.8 2.8 2.8 2.8 Benthic Omnivore Compartment Type Assimilation efficiency from plantsb 

unitless 1.0 1.0 1.0 1.0 1.0 1.0 1.0 

Water Column Omnivore Compartment Type Assimilation efficiency from plantsb 

unitless 1.0 1.0 1.0 1.0 1.0 1.0 1.0 

a Secondary lead scenario includes: Algae, Macrophyte, Zooplankton, Benthic Invertebrates, Water-column Herbivore, Benthic Omnivore, Water-column 

Carnivore, and Water-column Carnivore. 

b All ingestion assimilation efficiencies set to 1 to be consistent with excretion rate calculations.
2/15/2011 B-47 

Table B-28. Dioxin Chemical-Specific Properties for Aquatic Species 

 Parameter Name Units Value 

1,2,3,4

,6,7,8,

9-

OCDD 

1,2,3,4

,6,7,8,

9-

OCDF 

1,2,3,4

,6,7,8-

HpCD

D 

1,2,3,4

,6,7,8-

HpCD

F 

1,2,3,4

,7,8,9-

HpCD

F 

1,2,3,4

,7,8-

HxCD

D 

1,2

,7

Hx

F 

Benthic Invertebrate Compartment Clearance constant unitless 0 0 0 0 0 0 0 Sediment Partitioning Partition Coefficient 

kg/kg 0.0013 0.0017 0.0055 0.0012 0.042 0.033 0.0

Sediment Partitioning Alpha of Equilibrium 

unitless 0.95 0.95 0.95 0.95 0.95 0.95 0.9

Sediment Partitioning Time to Reach Alpha of Equilibrium 

days 120 42 120 42 42 120 42 

Vd (ratio of concentration 

in benthic invertebrates to concentration in water) 

mL/g 0 0 0 0 0 0 0 

Half-life day 5776.2 5776.2 5776.2 5776.2 5776.2 5776.2 577Zooplankton Compartment TypeAssimilation efficiency from food unitless 0.41 0.41 0.41 0.41 0.41 0.41 0.4Absorption Rate Constant L/kg(ww)/day 380.0 380.0 380.0 380.0 380.0 380.0 380Elimination Rate Constant /day 5.5E-4 5.5E-4 5.5E-4 5.5E-4 5.5E-4 5.5E-4 5.5Half Life day 1E09 1E09 1E09 1E09 1E09 1E09 1E0All Fish Compartmentsa Assimilation efficiency from food unitless 0.03 0.03 0.5 0.5 0.5 0.5 0.5 Chemical Uptake Rate Via Gill L[water]/kg[fish wet 

wt]/day 

142 N/A b 14 N/A b N/A b 127 N/A 

Gamma_fish unitless N/A b 0.2 N/A b 0.2 0.2 N/A b 0.2 Half-life day 693.15 346.57 346.57 346.57 346.57 495.11 495Water Column Herbivore Compartment Assimilation efficiency from plants unitless 0.03 0.03 0.5 0.5 0.5 0.5 0.5 Water Column Omnivore Compartment Assimilation efficiency from plants unitless 0.03 0.03 0.5 0.5 0.5 0.5 0.5 
Table B-28 (cont.). Dioxin Chemical-Specific Properties for Aquatic Species 

2/15/2011 B-48 

Parameter Name Units Value

1,2,3,7,

8,9-

HxCDD

1,2,3,7,

8,9-

HxCDF 

1,2,3,7,

8-

PeCDD 

1,2,3,7,

8-

PeCDF 

2,3,4,6,

7,8-

HxCDF 

2,3,4

8-

PeCD

Benthic Invertebrate Compartment Clearance constant unitless 0 0 0 0 0 0 Sediment Partitioning Partition Coefficient 

kg/kg 0.015 0.067 0.098 0.024 0.072 0.17 

Sediment Partitioning Alpha of Equilibrium 

unitless 0.95 0.95 0.95 0.95 0.95 0.95 

Sediment Partitioning Time to Reach Alpha of Equilibrium 

days 120 42 120 42 42 42 

Vd (ratio of concentration in benthic 

invertebrates to concentration in water) 

mL/g 0 0 0 0 0 0 

Half-life day 5776.2 5776.2 5776.2 5776.2 5776.2 5776All Fish Compartmentsa Assimilation efficiency from food unitless 0.5 0.5 0.5 0.5 0.5 0.5 Chemical Uptake Rate Via Gill L[water]/kg[fish wet 

wt]/day 

127 N/A b 700 N/A b N/A b N/A b 

Gamma_fish unitless N/A b 0.2 N/A b 0.2 0.2 0.2 Half-life day 495.11 495.11 420.09 420.09 495.11 420.0Water Column Herbivore Compartment Assimilation efficiency from plants unitless 0.5 0.5 0.5 0.5 0.5 0.5 Water Column Omnivore Compartment Assimilation efficiency from plants unitless 0.5 0.5 0.5 0.5 0.5 0.5 
2/15/2011 B-49 

 Parameter Name Units Reference 

Benthic Invertebrate Compartment Clearance constant unitless Professional judgment. Sediment Partitioning Partition Coefficient 

kg/kg TCDD data for sandworm in Rubenstein et al. 1990; dry weig

multiplied TCDD partition coefficient for sandworm by congebioaccumulation equivalency factor in GLWQI from U.S. EPA 

Sediment Partitioning Alpha of Equilibrium 

unitless Professional judgment. 

Sediment Partitioning Time to Reach Alpha of Equilibrium 

days TCDD: professional judgment; PeCDF: Rubinstein et al. 199

sandworm. 

Vd (ratio of concentration in benthic 

invertebrates to concentration in water) 

mL/g Professional judgment. 

Half-life day Change source to f-pass Zooplankton Compartment TypeAssimilation efficiency from food unitless Morrison, 1999. Absorption Rate Constant L/kg(ww)-day Based on fish value in Muir, D.C.G., A.L. Yarechewski, A. KnElimination Rate Constant /day Professional judgment based on water column herbivore valHalf Life day Professional judgment. All Fish Compartmentsa Assimilation efficiency from food unitless TCDD: calculated from data in Kleeman et al. 1986b trout da

EPA 1993; PeCDF: used assimilation efficiency for TCDD in 

Chemical Uptake Rate Via Gill L[water]/kg[fish wet 

wt]-day 

Muir et al. 1986. 

Gamma_fish unitless Thomann 1989 Half-life day Change source to f-pass Water Column Herbivore Compartment Assimilation efficiency from plants unitless TCDD: calculated from data in Kleeman et al. 1986b trout da

EPA 1993; PeCDF: used assimilation efficiency for TCDD in 

Water Column Omnivore Compartment Assimilation efficiency from plants unitless TCDD: calculated from data in Kleeman et al. 1986b trout da

EPA 1993; PeCDF: used assimilation efficiency for TCDD in 

a Secondary lead scenario includes: Algae, Macrophyte, Zooplankton, Benthic Invertebrates, Water-column Herbivore, Benthic Omnivore, Water-column 

Carnivore, and Water-column Carnivore. 

b N/A = not applicable. This parameter is used in calculating the uptake when measured data are unavailable. 
2/15/2011 B-50 DRAFT 

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