### May 2014

1 

### Toxicity and Bioaccumulation Factors Used in the Draft 2014 Update d Ambient Water Quality Criteria for the Protection of Human Health

C h e m ical Pollutant CAS Number * Reference

Dose (RfD) (mg/kg·d) * Cancer

Slope Factor (CSF) (kg·d/mg) * Bioaccumulation Factor (BAF) (L/kg)

Trophic Level 2 Trophic

Level 3 Trophic

Level 4 Acenaphthene 83

- 32

- 9 0.06

--- 123.1 116.4 94.95 Acrolein 107

- 02

- 8 0.0005

--- 0.992 0.9891 0.9705 Acrylonitrile 107

- 13

- 1

--- 0.54 1.034 1.036 1.033 Aldrin 309

- 00

- 2

--- 17 222 , 600 207 , 700 184 , 000 alpha

- BHC 319

- 84

- 6

--- 6.3 934.9 1 , 118 1 , 935 alpha

- Endosulfan 959

- 98

- 8 0.006

--- 375.6 409.7 544.4 Anthracene 120

- 12

- 7 0.3

--- 1 , 212 1 , 169 1 , 151 Benzene 71

- 43

- 2

--- 0.015

- 0.055 8.9 10.01 14.79 Benzidine 92

- 87

- 5

--- 230 2.195 2.354 2.992 Benzo(a) Anthracene 56

- 55

- 3

--- 0.29 1 , 577 748.7 405.5 Benzo(a) Pyrene 50

- 32

- 8

--- 2.9 2 , 736 983.7 395.6 Benzo(b) Fluoranthene 205

- 99

- 2

--- 0.29 5 , 325 2 , 643 1 , 165 Benzo(k) Fluoranthene 207

- 08

- 9

--- 0.29 1 , 883 675.5 300.5 beta

- BHC 319

- 85

- 7

--- 1.8 934.9 1 , 118 1 , 935 beta

- Endosulfan 33213

- 65

- 9 0.006

--- 178.9 199.2 281.1 Bis(Chloromethyl) Ether 542

- 88

- 1

--- 2.2E+02 1.149 1.166 1.225 Bis(2

- Chloroethyl) Ether 111

- 44

- 4

--- 1.1 2.028 2.156 2.639 ** Bis(2

- Chloro

- 1

- Methylethyl) Ether 108

- 60

- 1 0.04

--- 13.48 14.23 15.63 Bis(2

- Ethylhexyl) Phthalate 117

- 81

- 7

--- 0.014 17 , 370 6 , 120 1 , 040 Bromoform 75

- 25

- 2

--- 0.0046 13.85 15.18 19.49 Butylbenzyl Phthalate 85

- 68

- 7 0.2

--- 62.46 54.54 40.08 Carbon Tetrachloride 56

- 23

- 5

--- 0.07 20.02 20.11 18.82 Chlordane 57

- 74

- 9

--- 0.35 688 , 200 1 , 318 , 000 3 , 205 , 000 Chlorobenzene 108

- 90

- 7 0.02

--- 24.41 25.05 25 Chlorodibromomethane 124

- 48

- 1

--- 0.043 8.723 9.616 12.78 Chloroform 67

- 66

- 3 0.01

--- 6.003 6.591 8.706 Chlorophenoxy Herbicide (2,4

- D) 94

- 75

- 7 0.05

--- 39.49 44.92 68.75 Chlorophenoxy Herbicide (2,4,5

- TP) 93

- 72

- 1 0.008

--- 389.7 441.9 662.9 Chrysene 218

- 01

- 9

--- 0.029 8 , 997 4 , 739 1 , 993 Cyanide 57

- 12

- 5 0.0006

--- 0.9634 0.9561 0.9202 Dibenzo(a,h) Anthracene 53

- 70

- 3

--- 4.1 24 , 690 10 , 700 2 , 863 Dichlorobromomethane 75

- 27

- 4

--- 0.035 6.562 7.269 10.01 Dieldrin 60

- 57

- 1

--- 16 17 , 280 20 , 740 30 , 820 Diethyl Phthalate 84

- 66

- 2 0.8

--- 6.747 6.636 5.889 Dimethyl Phthalate 131

- 11

- 3 10

--- 2.066 2.065 1.953 Di

- n
- Butyl Phthalate 84

- 74

- 2 0.1

--- 236.2 209.4 159.4 Dinitrophenols 25550

- 58

- 7 0.002

--- 1.808 1.835 1.833 Endosulfan Sulfate 1031

- 07

- 8 0.006

--- 255 281 383 Endrin 72

- 20

- 8 0.0003

--- 17 , 280 20 , 740 30 , 820 Endrin Aldehyde 7421

- 93

- 4 0.0003

--- 5 , 409 6 , 428 10 , 070 Ethylbenzene 100

- 41

- 4 0.1

--- 61.51 65.33 73.56 Fluoranthene 206

- 44

- 0 0.04

--- 790.1 563.4 388.4 Fluorene 86

- 73

- 7 0.04

--- 763 789.7 909.2 gamma
- BHC (Lindane) 58

- 89

- 9 0.0047

--- 934.9 1 , 118 1 , 935

### 2

Heptachlor 76

- 44

- 8

--- 4.5 31 , 680 33 , 940 39 , 160 Heptachlor Epoxide 1024

- 57

- 3

--- 9.1 11 , 850 19 , 230 55 , 830 Hexachlorobenzene 118

- 74

- 1

--- 1.6 157 , 300 294 , 000 791 , 100 Hexachlorobutadiene 87

- 68

- 3

--- 0.04 6 , 044 8 , 953 23 , 410 Hexachlorocyclo hexane

Technical 608

- 73

- 1

--- 1.8 1 , 270 1 , 534 2 , 705 Hexachlorocyclopentadiene 77

- 47

- 4 0.006

--- 7 , 310 6 , 930 6 , 502 Hexachloroethane 67

- 72

- 1

--- 0.04 727.1 762.8 912.6 Ideno(1,2,3

- cd) Pyrene 193

- 39

- 5

--- 0.29 5 , 370 1 , 465 316.6 Isophorone 78

- 59

- 1

--- 9.5E

- 04 3.301 3.493 3.992 Methoxychlor 72

- 43

- 5 0.005

--- 8 , 963 8 , 860 9 , 001 Methyl Bromide 74

- 83

- 9 0.02

--- 1.795 1.891 2.243 Methylene Chloride 75

- 09

- 2

--- 0.0033 1.968 2.098 2.63 Nitrobenzene 98

- 95

- 3 0.002

--- 4.669 5.072 6.433 Pentachlorobenzene 608

- 93

- 5 0.0008

--- 19 , 630 28 , 470 61 , 860 Pentachlorophenol 87

- 86

- 5

--- 0.4 486.1 360.9 254.7 Phenol 108

- 95

- 2 0.3

--- 2.193 2.27 2.419 Pyrene 129

- 00

- 0 0.03

--- 1 , 322 1 , 058 784.9 Tetrachloroethylene 127

- 18

- 4

--- 0.002 54.22 52.97 46.04 Toluene 108

- 88

- 3 0.08

--- 27.6 30.14 37.79 Toxaphene 8001

- 35

- 2

--- 1.1 117 , 800 163 , 300 278 , 100 Trichloroethylene 79

- 01

- 6

--- 0.05 15.43 17.18 23.7 Vinyl Chloride 75

- 01

- 4

--- 1.4 3.343 3.652 4.892 1,1,1

- Trichloroethane 71

- 55

- 6 2

--- 10.55 10.7 10.32 1,1,2,2

- Tetrachloroethane 79

- 34

- 5

--- 0.2 13.72 15.08 19.6 1,1,2

- Trichloroethane 79

- 00

- 5

--- 0.057 4.91 5.312 6.585 1,1

- Dichloroethylene 75

- 35

- 4 0.05

--- 8.186 9.012 11.93 1,2,4

- Trichlorobenzene 120

- 82

- 1 0.01

--- 642.8 714.7 1 , 010 1,2,4,5

- Tetrachlorobenzene 95

- 94

- 3 0.0003

--- 3 , 696 4 , 798 9 , 639 1,2

- Dichlorobenzene 95

- 50

- 1 0.3

--- 151.5 168.6 235.6 1,2

- Dichloroethane 107

- 06

- 2

--- 0.091 2.67 2.89 3.777 1,2

- Dichloropropane 78

- 87

- 5

--- 0.036 5.664 6.106 7.414 1,2

- Diphenylhydrazine 122

- 66

- 7

--- 0.8 41.47 44.73 53.3 1,2

- Trans

- Dichloroethylene 156

- 60

- 5 0.02

--- 6.731 7.507 10.71 1,3

- Dichlorobenzene 541

- 73

- 1 0.002

--- 134.3 140.1 149.5 1,3

- Dichloropropene 542

- 75

- 6

--- 0.1 7.137 7.965 11.38 1,4

- Dichlorobenzene 106

- 46

- 7 0.07

--- 165.7 187.5 281.3 2,4,5

- Trichlorophenol 95

- 95

- 4 0.1

--- 190.4 195 198.5 2,4,6

- Trichlorophenol 88

- 06

- 2

--- 0.011 109.6 106.9 93.59 2,4

- Dichlorophenol 120

- 83

- 2 0.003

--- 35.28 35.65 33.95 2,4

- Dimethylphenol 105

- 67

- 9 0.02

--- 9.984 10.67 12.33 2,4

- Dinitrophenol 51

- 28

- 5 0.002

--- 2.697 2.765 2.814 2,4

- Dinitrotoluene 121

- 14

- 2

--- 0.667 6.485 7.232 10.33 2

- Chloronaphthalene 91

- 58

- 7 0.08

--- 440.4 477.8 626.2 2

- Chlorophenol 95

- 57

- 8 0.005

--- 8.957 9.989 14.07 2

- Methyl

- 4,6

- Dinitrophenol 534

- 52

- 1 0.0004

--- 4.757 4.771 4.485 3,3'

- Dichlorobenzidine 91

- 94

- 1

--- 0.45 138.1 145.6 162.1 3

- Methyl

- 4

- Chlorophenol 59

- 50

- 7 0.1

--- 23.02 22.24 18.76 4,4'

- DDD 72

- 54

- 8

--- 0.24 370 , 200 678 , 800 1 , 636 , 000 4,4'

- DDE 72

- 55

- 9

--- 0.167 463 , 100 573 , 300 775 , 200 4,4'

- DDT 50

- 29

- 3

--- 0.34 1 , 022 , 000 1 , 446 , 000 2 , 315 , 000
* See c h e mica l pollutant specific human health ambient water quality criteria documents for references for these inputs.

* *Bis(2

- Chloro

- 1

- Methylethyl) Ether was previously listed as Bis(2

- Chloroisopropyl) Ether

.