Table 1-Acute Water Quality Criteria for Protection of Aquatic Life in Ambient Water
EPA recommends that metals criteria be expressed as dissolved concentrations (see appendix A, I.A.4 for more information regarding metals criteria).
(a)
Chemical | CMC ([MICRO]g/L) | Conversion factor (CF) |
Arsenic (III) | a b 339.8 | 1.000 |
Chromium (VI) | a b 16.02 | 0.982 |
Cyanide | c 22 | n/a |
Dieldrin | d 0.24 | n/a |
Endrin | d 0.086 | n/a |
Lindane | d 0.95 | n/a |
Mercury (II) | a b 1.694 | 0.85 |
Parathion | d 0.065 | n/a |
a CMC = CMCtr.
b CMCd = (CMCtr) CF. The CMCd shall be rounded to two significant digits.
c CMC should be considered free cyanide as CN.
d CMC = CMCt.
Notes:
The term "n/a" means not applicable.
CMC is Criterion Maximum Concentration.
CMCtr is the CMC expressed as total recoverable.
CMCd is the CMC expressed as a dissolved concentration.
CMCt is the CMC expressed as a total concentration.
(b)
Chemical | mA | bA | Conversion factor (CF) |
Cadmiuma b | 1.128 | -3.6867 | 0.85 |
Chromium (III)a b | 0.819 | + 3.7256 | 0.316 |
Coppera b | 0.9422 | -1.700 | 0.960 |
Nickela b | 0.846 | + 2.255 | 0.998 |
Pentachlorophenolc | 1.005 | -4.869 | n/a |
Zinca b | 0.8473 | + 0.884 | 0.978 |
a CMCtr = exp {mA [ln (hardness)] + bA}.
b CMCd = (CMCtr) CF. The CMCd shall be rounded to two significant digits.
c CMCt = exp mA {[pH] + bA}. The CMCt shall be rounded to two significant digits.
Notes:
The term "exp" represents the base e exponential function.
The term "n/a" means not applicable.
CMC is Criterion Maximum Concentration.
CMCtr is the CMC expressed as total recoverable.
CMCd is the CMC expressed as a dissolved concentration.
CMCt is the CMC expressed as a total concentration.
Table 2-Chronic Water Quality Criteria for Protection of Aquatic Life in Ambient Water
EPA recommends that metals criteria be expressed as dissolved concentrations (see appendix A, I.A.4 for more information regarding metals criteria).
(a)
Chemical | CCC ([MICRO]g/L) | Conversion factor (CF) |
Arsenic (III) | a b 147.9 | 1.000 |
Chromium (VI) | a b 10.98 | 0.962 |
Cyanide | c 5.2 | n/a |
Dieldrin | d 0.056 | n/a |
Endrin | d 0.036 | n/a |
Mercury (II) | a b 0.9081 | 0.85 |
Parathion | d 0.013 | n/a |
Selenium | a b 5 | 0.922 |
a CCC = CCCtr.
b CCCd = (CCCtr) CF. The CCCd shall be rounded to two significant digits.
c CCC should be considered free cyanide as CN.
d CCC = CCCt.
Notes:
The term "n/a" means not applicable.
CCC is Criterion Continuous Concentration.
CCCtr is the CCC expressed as total recoverable.
CCCd is the CCC expressed as a dissolved concentration.
CCCt is the CCC expressed as a total concentration.
(b)
Chemical | mc | bc | Conversion factor (CF) |
Cadmiuma b | 0.7852 | -2.715 | 0.850 |
Chromium (III)a b | 0.819 | + 0.6848 | 0.860 |
Coppera b | 0.8545 | -1.702 | 0.960 |
Nickela b | 0.846 | + 0.0584 | 0.997 |
Pentachlorophenolc | 1.005 | -5.134 | n/a |
Zinca b | 0.8473 | + 0.884 | 0.986 |
a CCCtr = exp {mc[ln (hardness)] + bc}.
b CCCd = (CCCtr) (CF). The CCCd shall be rounded to two significant digits.
c CMCt = exp {mA[pH] + bA}. The CMCt shall be rounded to two significant digits.
Notes:
The term "exp" represents the base e exponential function.
The term "n/a" means not applicable.
CCC is Criterion Continuous Concentration.
CCCtr is the CCC expressed as total recoverable.
CCCd is the CCC expressed as a dissolved concentration.
CCCt is the CCC expressed as a total concentration.
Table 3-Water Quality Criteria for Protection of Human Health
Chemical | HNV ([MICRO]g/L) | HCV ([MICRO]g/L) | ||
Drinking | Nondrinking | Drinking | Nondrinking | |
Benzene | 1.9E1 | 5.1E2 | 1.2E1 | 3.1E2 |
Chlordane | 1.4E-3 | 1.4E-3 | 2.5E-4 | 2.5E-4 |
Chlorobenzene | 4.7E2 | 3.2E3 | ||
Cyanides | 6.0E2 | 4.8E4 | ||
DDT | 2.0E-3 | 2.0E-3 | 1.5E-4 | 1.5E-4 |
Dieldrin | 4.1E-4 | 4.1E-4 | 6.5E-6 | 6.5E-6 |
2,4-Dimethylphenol | 4.5E2 | 8.7E3 | ||
2,4-Dinitrophenol | 5.5E1 | 2.8E3 | ||
Hexachlorobenzene | 4.6E-2 | 4.6E-2 | 4.5E-4 | 4.5E-4 |
Hexachloroethane | 6.0 | 7.6 | 5.3 | 6.7 |
Lindane | 4.7E-1 | 5.0E-1 | ||
Mercury1 | 1.8E-3 | 1.8E-3 | ||
Methylene chloride | 1.6E3 | 9.0E4 | 4.7E1 | 2.6E3 |
2,3,7,8-TCDD | 6.7E-8 | 6.7E-8 | 8.6E-9 | 8.6E-9 |
Toluene | 5.6E3 | 5.1E4 | ||
Toxaphene | 6.8E-5 | 6.8E-5 | ||
Trichloroethylene | 2.9E1 | 3.7E2 |
1 Includes methylmercury.
Table 4-Water Quality Criteria for Protection of Wildlife
Chemical | Criteria ([MICRO]g/L) |
DDT and metabolites | 1.1E-5 |
Mercury (including methylmercury) | 1.3E-3 |
PCBs (class) | 1.2E-4 |
2,3,7,8-TCDD | 3.1E-9 |
Table 5-Pollutants Subject to Federal, State, and Tribal Requirements
Alkalinity
Ammonia
Bacteria
Biochemical oxygen demand (BOD)
Chlorine
Color
Dissolved oxygen
Dissolved solids
pH
Phosphorus
Salinity
Temperature
Total and suspended solids
Turbidity
Table 6-Pollutants of Initial Focus in the Great Lakes Water Quality Initiative
A. Pollutants that are bioaccumulative chemicals of concern (BCCs):
Chlordane
4,4'-DDD; p,p'-DDD; 4,4'-TDE; p,p'-TDE
4,4'-DDE; p,p'-DDE
4,4'-DDT; p,p'-DDT
Dieldrin
Hexachlorobenzene
Hexachlorobutadiene; hexachloro-1, 3-butadiene
Hexachlorocyclohexanes; BHCs
alpha-Hexachlorocyclohexane; alpha-BHC
beta-Hexachlorocyclohexane; beta-BHC
delta-Hexachlorocyclohexane; delta-BHC
Lindane; gamma-hexachlorocyclohexane; gamma-BHC
Mercury
Mirex
Octachlorostyrene
PCBs; polychlorinated biphenyls
Pentachlorobenzene
Photomirex
2 ,3,7,8-TCDD; dioxin
1 ,2,3,4-Tetrachlorobenzene
1,2,4,5-Tetrachlorobenzene Toxaphene
B. Pollutants that are not bioaccumulative chemicals of concern:
Acenaphthene
Acenaphthylene
Acrolein; 2-propenal
Acrylonitrile
Aldrin
Aluminum
Anthracene
Antimony
Arsenic
Asbestos
1 ,2-Benzanthracene; benz[a]anthracene
Benzene
Benzidine
Benzo[a]pyrene; 3,4-benzopyrene
3 ,4-Benzofluoranthene; benzo[b]fluoranthene
11 ,12-Benzofluoranthene; benzo[k]fluoranthene
1 ,12-Benzoperylene; benzo[ghi]perylene
Beryllium
Bis(2-chloroethoxy) methane
Bis(2-chloroethyl) ether
Bis(2-chloroisopropyl) ether
Bromoform; tribomomethane
4 -Bromophenyl phenyl ether
Butyl benzyl phthalate
Cadmium
Carbon tetrachloride; tetrachloromethane
Chlorobenzene
p-Chloro-m-cresol; 4-chloro-3-methylphenol
Chlorodibromomethane
Chlorethane
2-Chloroethyl vinyl ether
Chloroform; trichloromethane
2-Chloronaphthalene
2-Chlorophenol
4 -Chlorophenyl phenyl ether
Chlorpyrifos
Chromium
Chrysene
Copper
Cyanide
2,4-D; 2,4-Dichlorophenoxyacetic acid
DEHP; di(2-ethylhexyl) phthalate
Diazinon
1 ,2:5,6-Dibenzanthracene; dibenz[a,h]anthracene
Dibutyl phthalate; di-n-butyl phthalate
1,2-Dichlorobenzene
1,3-Dichlorobenzene
1,4-Dichlorobenzene
3 ,3'-Dichlorobenzidine
Dichlorobromomethane; bromodichloromethane
1 ,1-Dichloroethane
1,2-Dichloroethane
1,1-Dichloroethylene; vinylidene chloride
1,2-trans-Dichloroethylene
2 ,4-Dichlorophenol
1 ,2-Dichloropropane
1,3-Dichloropropene; 1,3-dichloropropylene
Diethyl phthalate
2 ,4-Dimethylphenol; 2,4-xylenol
Dimethyl phthalate
4 ,6-Dinitro-o-cresol; 2-methyl-4,6-dinitrophenol
2,4-Dinitrophenol
2,4-Dinitrotoluene
2,6-Dinitrotoluene
Dioctyl phthalate; di-n-octyl phthalate
1 ,2-Diphenylhydrazine
Endosulfan; thiodan
alpha-Endosulfan
beta-Endosulfan
Endosulfan sulfate
Endrin
Endrin aldehyde
Ethylbenzene
Fluoranthene
Fluorene; 9H-fluorene
Fluoride
Guthion
Heptachlor
Heptachlor epoxide
Hexachlorocyclopentadiene
Hexachloroethane
Indeno[1,2,3-cd]pyrene; 2,3-o-phenylene pyrene
Isophorone
Lead
Malathion
Methoxychlor
Methyl bromide; bromomethane
Methyl chloride; chloromethane
Methylene chloride; dichloromethane
Napthalene
Nickel
Nitrobenzene
2 -Nitrophenol
4 -Nitrophenol
N-Nitrosodimethylamine
N-Nitrosodiphenylamine
N-Nitrosodipropylamine; N-nitrosodi-n-propylamine
Parathion
Pentachlorophenol
Phenanthrene
Phenol
Iron
Pyrene
Selenium
Silver
1 ,1,2,2-Tetrachloroethane
Tetrachloroethylene
Thallium
Toluene; methylbenzene
1,2,4-Trichlorobenzene
1,1,1-Trichloroethane
1,1,2-Trichloroethane
Trichloroethylene; trichloroethene
2 ,4,6-Trichlorophenol
Vinyl chloride; chloroethylene; chloroethene
Zinc
40 C.F.R. 132 app Tables to Part 132