The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Acenaphthene 83-32-9 60 20 20291,2-Dihydro-acenaphthylene (non-carcinogen PAH)n NRWQC 06/ECOTOX & RAIS 1/07Acenaphthylene 208-96-8(non-carcinogen PAH) nAcetaldehyde 75-07-0 970 1.4 mg/LAcetic Aldehyde, Ethanal c ECOTOX 6/05 / RAIS & IRIS 2/07Acephate30560-19-13.9 140y ECOTOX & RAIS 2/07Acetochlor 34256-82-1 (LD)510 1.9 mg/LnIRIS/RAIS 1/07HHWSSAAcetone67-64-1 2.0 mg/L 300 mg/L2-propanone n ECOTOX/RAIS/IRIS 1/07Acetophenone 98-86-2 (LD)3500 850000n ECOTOX/RAIS/IRIS 8/07Acrolein107-02-8 1.2 (LD)2-Propenal nECOTOX & RAIS 2/07Acrylonitrile 107-13-10.051 0.252-Propenenitrile; ACN; AN;Acrylonitrile; Cyanoethylene;Fumigrain; Vinyl Cyanidec NRWQC 06/RAIS 2/07Aldrin309-00-20.002 0.003 0.05 ng/L 0.05 ng/Ly NC/NRWQC 06/RAIS 1/07AliphaticsNAC5-C8 n-hexane as surrogate (LD)760 1.2 mg/LNAECOTOX & RAIS 1/07/ MADEP toxstudies/EPIWIN database 7/03C9-C12SS SNA NCC9-C18 n-nonane as surrogateSS SNA NCC18-C32 Eicosane as surrogateSS SNA NCAluminum (at pH 6.5-9.0) 7429-90-5 876500 8000n NRWQC 06/RAIS 1/07Aluminum Sulfate 10043-01-3 12 (LD)n ECOTOX 2/072-Amino-4,6-Dinitrotoluene 35572-78-2 (LD)6.7 1502A-DNT n ECOTOX & RAIS 2/074-Amino-4,6-Dinitrotoluene 19406-51-06.7 1504A-DNT n ECOTOX & RAIS 2/07Ammonium Sulfate 7783-20-2 1.9 mg/L (LD)nECOTOX 2/07EPIWINAnthracene 120-12-7 0.0540000(non-carcinogen PAH) n NRWQC 06/ ECOTOX 3/05/ RAIS 1/079,10-Anthraquinone 84-65-1 (LD)Flight Control Plus (goose deterrent) NA EPIWIN/ SePRO Corp. MSDSAntimony7440-36-0 (LD)5.6 640n ECOTOX & RAIS 2/07/ NRWQC 06AromaticsNAC9-C32 Pyrene as surrogate830 4.0 mg/Ln RAIS 1/07/ surrogate from MADEP studiesArsenic7440-38-250 50 10 10y NCPage 1 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Asbestos1332-21-47,000,000 fibers/Ly NRWQC 06Atrazine1912-24-9 150 76c EPA 2003 Draft AtrazineBacterial Indicatorssee fecal coliformand enterococcusNABarium7440-39-3 (LD) (LD)1.0 mg/L200 mg/LnNC/ECOTOX, IRIS, AND RAIS 1/07Barium chloride 10361-37-2 (LD)n EPWIN & ECOTOX 1/07a-BHC319-84-60.0026 0.0049alpha-BHC; a-HCH(HCH=Hexachlorocyclohexane)y NRWQC 06/RAIS 1/07b-BHC319-85-70.0091 0.017beta-BHC, b-HCH y NRWQC 06/RAIS 1/07d-BHC319-86-8 (LD) (LD)delta-BHC, d-HCH n ECOTOX & RAIS 1/07g-BHC (also Lindane) 58-89-90.01 0.004gamma-BHC, g-HCH c NC/PAN 3/07Benefin1861-40-1 (LD)340 350n ECOTOX/IRIS/RAIS 1/07Bensulide741-58-2 (LD) (LD)NA CHEM ID+/ECOTOX 1/07Benz(a)AnthracenePAH56-55-30.0028 Total PAH's 0.0311 Total PAH's(PAH) Y NCBenzene71-43-21.19 51yBenzidine92-87-50.086 ng/L 0.2 ng/L4,4'-Biphenyldiamine y NRWQC 06Benzo(a)PyrenePAH50-32-80.0028 Total PAH's 0.0311 Total PAH'sBaP/(PAH) y NCBenzo(b)fluoranthene,3,4-PAH205-99-20.0028 Total PAH's 0.0311 Total PAH's(PAH) y NCBenzo(g,h,i)perylene 191-24-2(non-carcinogen PAH) nBenzo(k)FluoranthenePAH207-08-90.0028 Total PAH's 0.0311 Total PAH's(PAH) y NCBenzoic Acid 65-85-0 (LD) 140 mg/L 5000 mg/LCarboxybenzene n ECOTOX & RAIS 1/07Benzyl Alcohol 100-51-6 (LD) (LD) 17 mg/L 6500 mg/Lbenzene methanol n ECOTOX & RAIS 1/07Benzyl Chloride 100-44-70.19 2alpha-Chlorotoluene, ChloromethylBenzenec IRIS & RAIS 1/07Beryllium7440-41-76.5n NCBiphenyl92-52-4 120 (LD)(LD)Diphenyl; Phenylbenzene; Bibenzene n ECOTOX/RAIS/IRIS 1/07Bis (2-Chloroethyl)Ether 111-44-40.03 0.53BCEE y NRWQC 06/RAIS 1/07Bis(2-Chloroethoxy)methane 111-91-1100 6.0 mg/Ldichloromethoxy ethane n RAIS 1/07Page 2 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Bis(2-Chloroisopropyl)Ether 108-60-11.4 mg/L 65 mg/Ln NRWQC 06Bis(2-Ethylhexyl) Phthalate 117-81-71.2 2.2DEHP y NRWQC 06Bis(chloromethyl)Ether 542-88-10.1 ng/L 0.29 ng/Ly NRWQC 06/RAIS 1/07Bismuth7440-69-9no data nBoron7440-42-8 (LD)n ECOTOX 1/07Bromoform75-25-24.3 140Tribromomethane c NRWQC 06 & RAIS 1/07Bromo-diphenyl Ether, p- 101-55-3 (LD)Bromo-diphenyl Ether, 4- n ECOTOX & RAIS 1/07Butanone, 2- 78-93-3 160 mg/L 20 mg/L 20 mg/Lmethyl ethyl ketone; MEK n ECOTOX/RAIS/IRIS 1/07Butyl Alcohol, tert- 75-65-0 64 mg/LTBAn ECOTOX 3/07Butyl benzene, n- 104-51-8 3.91-Phenylbutane n ECOTOX & EPIWIN 1/07Butyl benzene, sec- 135-98-8 (LD)n ECOTOX & EPIWIN 1/07Butyl benzene, tetra- 98-06-6 (LD)1,1- Dimethylethylbenzene n ECOTOX & EPIWIN 1/07Butylate2008-41-5 610470 650Sutan n ECOTOX & RAIS 1/07Butylbenzyl Phthalate 85-68-7 19 5.18.2n NRWQC 06 & RAIS 1/07Cadmium7440-43-92 (N) 5 (N)0.4 (N)n NCCalcium7440-70-02no data nCarbaryl (formerly Sevin) 63-25-2 0.67 (LD)1-naphtalenol; methylcarbamate n ECOTOX/IRIS/RAIS 1/07Carbazole86-74-80.76 1.3y ECOTOX/IRIS/RAIS 1/07Carbofuran 1563-66-2 9.7 0.46n ECOTOX/IRIS/RAIS 1/07Carbon disulfide 75-15-0 (LD) (LD)Dithiocarbonic Anhydride n ECOTOX & RAIS 1/07Carbon Tetrachloride 56-23-50.254 1.6Benzinoform; Carbon Chloride y NCCerium7440-45-1 (LD)Based on Lanthanum chloride data n ECOTOX & EPIWIN 1/07Cetyltrimethylammonium Bromide 57-09-0 (LD)Hexadecyltrimethylammoniumbromide; N,N,N-trimethyl-1-Hexadecanaminium bromideNA ECOTOX 3/07Chlordane57-74-90.004 0.004 0.8 ng/L 0.8 ng/Ly NCChloride16887-00-6230 mg/L (AL) 250 mg/Ln NCChlorine (TRC) 7782-50-5177.5n NC/NRWQC 06Chlorinated Benzenes488y NCChlorinated Phenols1.0 (N)NA NC3-Methyl-4-Chlorophenol 59-50-7 2801.0 Total ChlorinatedPhenols (N)organoleptic, (Chlorinated phenol) y NC/ECOTOX & RAIS 1/07Chlorobenzene 108-90-7 140 (LD)130(488 TotalChlorinatedBenzenes)Phenyl Chloride; (ChlorinatedBenzene)n NC/NRWQC 06/ECOTOX & RAIS 1/07Page 3 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Chlorodibromomethane 124-48-10.4 13Dibromochloromethane c NRWQC 06/RAIS 1/07Chloroethane 75-00-312 550Ethyl Chloride c NRWQC 06/RAIS 1/07Chloroethylvinyl ether, 2- 110-75-8 (LD)NA ECOTOX 1/07Chloroform67-66-35.6 170Trichloromethane c NRWQC 06/RAIS 1/07Chloronaphthalene, 2- 91-58-7 (LD)1.0 mg/L 1.6 mg/Ln NRWQC 06/ECOTOX & RAIS 1/07Chlorophenol, 2- 95-57-80.1 (1.0 TotalChlorinated Phenols(N))(Chlorinated Phenol) NA NC/NRWQC 06Chlorophenyl phenyl ether, 4- 7005-72-3 (LD)NA ECOTOX 1/07Chlorophyll -a, corrected40(N) 40(N)15(N)NA NCChlorothalonil 1897-45-6 0.62 7c ECOTOX/IRIS/RAIS 1/07Chlorpyrifos 2921-88-2 (LD) (LD)n ECOTOX & RAIS 1/07Chromium (III) 16065-83-1 74n NRWQC 06Chromium (VI) 18540-29-9 11 50n NRWQC 06Chromium50 20NA NCChrysenePAH218-01-90.0028 Total PAH's0.018 (0.0311 TotalPAH's)(PAH) y NC/NRWQC 06/RAIS 1/07Cobalt7440-48-4 (LD)190 270n ECOTOX/IRIS/RAIS 1/07Coliformsee fecal coliformNACopper7440-50-87 (AL) 3 (AL)n NCCreosote8001-58-9no data nCresol, m-108-39-42.8 mg/L(N)1.5 mg/L(N)450(N)3-METHYLPHENOL (phenoliccompounds: no fish flesh tainting)n NC/ECOTOX & RAIS 1/07Cresol, o-95-48-7830(N)510(N)420(N)2-METHYLPHENOL (phenoliccompounds: no fish flesh tainting)n NC/ECOTOX & RAIS 1/07Cresol, p-106-44-51.2 mg/L(N)250(N)400(N)4-Methylphenol; p-hydroxytoluene;(phenolic compounds: no fish fleshtainting)n NC/ECOTOX & RAIS 1/07Cyanide57-12-55 (N) 1n NCCyclohexane 110-82-7 230 120n ECOTOX/EPIWIN/RAIS 1/07D, 2,4-94-75-7 (LD)1002.5 mg/L2,4-Dichlorophenoxy acetic acid n NC/ECOTOX & RAIS 1/07Dacthal1861-32-1 (LD) 79 100n ECOTOX/IRIS/RAIS 7/07DB, 2,4-94-82-6 900 (LD) ND 270n ECOTOX/IRIS/RAIS 8/07DDD, 4,4'-72-54-80.31 ng/L 0.31 ng/L4,4'-Dichlorodiphenyldichloroethane y NRWQC 06/ECOTOX & RAIS 1/07DDE, 4,4'-72-55-90.22 ng/L 0.22 ng/Lp,p'-Dichlorodiphenyldichloroethylene y NRWQC 06/ECOTOX & RAIS 1/07Page 4 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)DDT, 4,4'-50-29-30.001 0.001 0.2 ng/L 0.2 ng/L4,4'-Dichlorodiphenyltrichloroethane y NCDemeton8065-48-30.1 0.1n NCDiazinon333-41-5 0.17 0.82n EPA final AWQC for Diazinon (12/2005)Dibenz(a,h)AnthracenePAH53-70-30.0028 Total PAH's 0.0311 Total PAH's1,2:5,6-benzanthracene/ (PAH) y NCDibromo-3-chloropropane, 1,2- 96-12-80.033 0.13Nemagon c ECOTOX/IRIS/RAIS 1/07Dibromoethane, 1,2- 106-93-40.017 0.31EDB, ethylene dibromide y ECOTOX/IRIS/RAIS 1/07Dicamba1918-00-9 (LD) 1.0 mg/L2,5-Dichloro-6-methoxybenzoic acid n ECOTOX/IRIS/RAIS 1/07Dichloroacetic acid (DCAA) 79-43-60.68 25DCAA , DCA y IRIS & RAIS 1/072,3 Dichloroaniline 608-27-5Aniline; 2,3-Dichlorobenzenamine (nodata)NADichlobenil 1194-65-6 (LD) (LD)2,6-Dichlorobenzoic acid nitrile n ECOTOX & EPIWIN 1/07Dichlorobenzene, 1,2-(o) 95-50-1 470 370420 (488 TotalChlorinatedBenzenes)79(Chlorinated Benzene) n NC/NRWQC 06/ECOTOX & RAIS 1/07Dichlorobenzene, 1,3-(m) 541-73-1 390 390320 (488 TotalChlorinatedBenzenes)(Chlorinated Benzene) n NC/NRWQC 06/ECOTOX & RAIS 1/07Dichlorobenzene, 1,4-(p) 106-46-7 10063 (488 TotalChlorinatedBenzenes)190 56(Chlorinated Benzene) n NC/NRWQC 06/ECOTOX & RAIS 1/07Dichlorobenzidine, 3,3'- 91-94-10.021 0.028y NRWQC 06/ECOTOX & RAIS 1/07Dichlorobromomethane 75-27-40.55 17Bromodichloromethane c NRWQC 06/RAIS 1/07Dichloroethane, 1,1- 75-34-3 20 mg/L 6.7 mg/L 170 mg/LnHandbook of Environmental Data-Vershueren/RAIS 1/07Dichloroethane, 1,2- 107-06-20.38 37Ethylene dichloride c NRWQC 06/ECOTOX & RAIS 1/07Dichloroethylene, 1,1- 75-35-4 5.4 mg/L330 7.1 mg/L1,1 DCE ; vinylidene chloride; 1,1-Dichloroethenen NRWQC 06/ECOTOX & RAIS 1/07Dichloroethylene, 1,2-trans- 156-60-5140 10 mg/Ltrans-1,2-DCE; trans-acetylenedichloriden NRWQC 06/ECOTOX & RAIS 1/07Dichloroethylene, 1,2-cis- 156-59-2330 4.9 mg/Lcis-1,2-dichloroethene n ECOTOX & RAIS 1/07Dichloroethylene, 1,2-(Mixed Isomers)540-59-0290 4.4 mg/Ln ECOTOX & RAIS 1/07Dichlorophenol, 2,4- 120-83-20.3 Organoleptic (1(N) Total ChlorinatedPhenols)(Chlorinated Phenol) n NC/NRWQC 06Dichloropropane, 1,2- 78-87-50.5 15y NRWQC 06Page 5 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Dichloropropene, 1,3- 542-75-6 120.31 21cis and trans 1,3-Dichloropropylene y NRWQC 06/ECOTOX & RAIS 1/07Dichlorvos62-73-7 (LD) 0.12Breakdown product of Naled y ECOTOX/IRIS/RAIS 1/07Dieldrin60-57-10.002 0.002 0.05 ng/L 0.05 ng/Ly NCDiethyl Ether 60-29-7 130 mg/L 6.8 mg/L 250 mg/LEthyl Ether NA ECOTOX/IRIS/RAIS 1/07Diethyl Phthalate 84-66-2 1.2 mg/L 15 mg/L600DEPn ECOTOX & RAIS 1/07Dimethoate 60-51-5 0.35 120Cygon: o,o-Dimethyl s-(N-methyl)-carbamoylmethyl dithiophosphaten ECOTOX/IRIS/RAIS 1/07Dimethylbenzene, 1,2- 95-47-6see Xylene, o-Xylene, o- nDimethylbenzene, 1,3- 108-38-3see Xylene, m-Xylene, m- nDimethylbenzene, 1,4- 106-42-3see Xylene, p-Xylene, p- nDimethyl Phthalate 131-11-3 3.4 mg/L 2.9 mg/L2.8 mg/LDMP; Benzenedicarboxylic acid;dimethyl estern ECOTOX & RAIS 1/07Dimethylformamide 68-12-2 (LD) 3.4 mg/L 130 mg/LDMF; DMFA n ECOTOX & RAIS 1/07Dimethylphenol, 2,4- 105-67-9320(N)66(N)(phenolic compounds: no fish fleshtainting)n NC/ECOTOX & RAIS 1/07Di-n-butyl phthalate 84-74-2 9.5 4.5DBPn ECOTOX & RAIS 1/071,3-Dinitrobenzene 99-65-0 (LD)3.4 140n ECOTOX & RAIS 1/072-methyl-4,6-Dinitrophenol 534-52-112(N) (N)2804,6 Dinitro-o-cresol/ (phenoliccompounds: no fish flesh tainting)n NC/NRWQC 06/ECOTOX & RAIS 1/07Dinitrophenols 25550-58-7(N) (N)69 5.3 mg/L(phenolic compounds: no fish fleshtainting)n NC/NRWQC 06/ECOTOX & RAIS 1/07Dinitrophenol, 2,4- 51-28-5 26(N)180(N)20(N)2,4-DNP (phenolic compounds: nofish flesh tainting)n NC/NRWQC 06/ ECOTOX & RAIS 2/07Dinitrotoluene, 2,4- 121-14-20.11 3.42,4-DNT y NRWQC 06/ECOTOX & RAIS 2/07Dinitrotoluene, 2,6- 606-20-20.048 0.712,6-DNT c ECOTOX & RAIS 2/07Di-n-octyl phthalate 117-84-0900 2.5 mg/Ln RAIS 1/07Dioxane, 1,4- 123-91-13.1 1101,4- diethylene dioxide y ECOTOX/IRIS/RAIS 2/07Dioxin (2,3,7,8-TCDD) 1746-01-60.000005 ng/L 0.000005 ng/L2,3,7,8-Tetrachlorodibenzo-p-dioxin y NCDiphenyl Ether 101-84-813 Organoleptic 50 Organoleptic1,1-oxybisbenzene; phenylether n Verschueren 1998Diphenylhydrazine, 1,2- 122-66-70.036 0.21,2-DPH y NRWQC 06/ECOTOX & RAIS 2/07Dissolved Gases110% sat (N) 110% sat (N)NA NCDissolved Oxygennot less than 5.0mg/L (N)not less than 5.0mg/L (N)not less than 6.0mg/L (N)not less than 6.0mg/L (E)(N)NA NCPage 6 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Endosulfan 115-29-70.05 0.009Same values apply to EndosulfanSulfate, alpha-Endosulfan, and betaEndosulfann NCEndothall145-73-3 3.9 mg/L 12 mg/L 680n ECOTOX/IRIS/RAIS 2/07Endrin72-20-80.002 0.002n NCEndrin Aldehyde 7421-93-40.29 0.3n NRWQC 06/RAIS 2/07Enterococcusgeomean of 35organisms/100 mL(applicable to classSA, SB, and SCSaltwaters) (N)NA NCEPTC759-94-4580 1.7 mg/Ls-ethyl propylthiocarbamate NA IRIS & RAIS 4/07Ethanol64-17-5 78000 (LD)Ethyl Alcohol n ECOTOX 3/07/ VerschuerenEthylbenzene 100-41-4 97 130Phenyl Ethane n ECOTOX & RAIS 2/07Ethylene glycol 107-21-168 mg/L 2500 mg/Ln IRIS & RAIS 2/07Ethyl Ether60-29-7see Diethyl EtherSee Diethyl Ether nFecal Coliformgeomean of 200organisms/100 mLin Class CFreshwaters (N);and a geomean of14 organisms/100mL in class SASaltwaters (N)NA NCFluoranthene 206-44-0 0.11 0.221,2-Benzacenaphthene n ECOTOX & RAIS 2/07Fluorene86-73-7 46 5041n ECOTOX & RAIS 2/07Fluoride1.8 mg/LNA NCFluridone59756-60-4 90 170Avast, Sonar n ECOTOX/IRIS/RAIS 4/07Fonofos944-22-9 0.27 17NA ECOTOX/IRIS/RAIS 4/07Formaldehyde 50-00-0 1.2 mg/L 620Formalin n ECOTOX/IRIS/RAIS 2/07Germanium 7440-56-4 (LD)n ECOTOX 2/07Guthion86-50-00.01 0.01NA NCHardness, Total100 mg/L CalciumCarbonateNA NCHeptachlor76-44-80.004 0.004 0.08 ng/L 0.08 ng/Ly NCHeptachlor Epoxide 1024-57-30.039 mg/L 0.039 ng/Ly NRWQC 06/RAIS 1/07Hexachlorobenzene 118-74-10.28 ng/L (488 TotalChlorinatedBenzenes)0.29 ng/L(Chlorinated Benzene) c NC/NRWQC 06/RAIS 1/07Page 7 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Hexachlorobutadiene 87-68-30.44 18HCBD y NCHexachlorocyclo-pentadiene 77-47-4 0.07 1 Organoleptic 1.1 mg/LHCCPD; Perchlorocyclopentadiene n NRWQC 06/ECOTOX & RAIS 2/07Hexachloroethane 67-72-11.4 3.3HCEc NRWQC 06/RAIS 1/07Hexahydro-1,3,5-Trinitro-1,3,5-Triazine 121-82-40.31 11RDXc RAIS 2/07Hexamine100-97-0 2500 mg/L 2500 mg/Ln ECOTOX & EPIWIN 2/07Hydrogen sulfide 7783-06-4 0.21 (LD)nECOTOX & RAIS 2/07Hydroxybenzenesulfonic acid 1333-39-7Phenolsulfonic acid/ (no data) nIndeno(1,2,3-cd)PyrenePAH193-39-50.0028 Total PAH's 0.0311 Total PAH'sPAHy NCIron7439-89-61.0 mg/L (AL)(LD)n NC/ECOTOX 2/07Isophorone78-59-135 9601,1,3-Trimethyl-3-cyclohexene-5-one y NRWQC 06/RAIS 1/07Isopropanol 67-63-0 430 mg/L (LD)Isopropyl Alcohol n ECOTOX & RAIS 3/07Isopropyl benzene 98-82-8 3201.6 mg/L 3.1 mg/LCumene; Cumol; (1-Methylethyl)benzene/ (Caution: lowconfidence in RfD)n ECOTOX/IRIS/RAIS 2/07Isopropyl Ether 108-20-3 13 mg/L (LD)2,2'-Oxybispropane n ECOTOX & RAIS 4/07Isopropyl toluene, p 99-87-6 (LD) 2.4 mg/L4-Cymene n ECOTOX & RAIS 2/07Lanthanum 7439-91-0(see Lanthanum chloride) nLanthanum chloride 10099-58-8 (LD)n ECOTOX & EPIWIN 1/07Lanthanum hydroxide 14507-19-8(see Lanthanum chloride) nLanthanum (3+) salt- Nitric acid 10099-59-9(see Lanthanum chloride) nLead7439-92-125 (N) 25 (N)n NCLindane, g-BHC 58-89-9see g-BHC(see g-BHC) cMagnesium 7439-95-4 (LD)NA ECOTOX 2/07Malathion121-75-5 0.1 0.1c NRWQC 06Mancozeb 8018-01-7 (LD)1.0 mg/L 38 mg/LCarbamic Acid; ethylene-bis n ECOTOX & RAIS 2/07Manganese 7439-96-5 (LD)200n NC/ECOTOX & RAIS 2/07MBAS500 (N)Methylene-blue-active substances(see note)NA NCMercury7439-97-60.012 0.025n NCMethanamine 74-89-5 (LD)Methylamine n ECOTOX & RAIS 2/07Methanol67-56-117 mg/L 630 mg/LMethyl Alcohol n RAIS 3/07Methoxychlor 72-43-50.03 0.03n NCMethyl Bromide 74-83-9 (LD) (LD) 47 1.5 mg/LBromomethane n NRWQC 06/ECOTOX & RAIS 2/07Methyl Chloride 74-87-32.6 96Chloromethane n IRIS & RAIS 2/07Methylene Chloride 75-09-24.6 590Dichloromethane c NRWQC 06/RAIS 1/07Page 8 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Methyl-2-pentanone, 4- 108-10-1 26 mg/L 2.8 mg/L 160 mg/Lmethyl isobutyl ketone n ECOTOX & RAIS 2/07Metolachlor 51218-45-2 (LD) (LD) 4.0 mg/L 18 mg/Ln ECOTOX/IRIS/RAIS 2/07Metribuzin 21087-64-9 (LD)840 24 mg/Ln ECOTOX/IRIS/RAIS 2/07Mirex2385-85-50.001 0.001c NCMolybdenum 7439-98-7 (LD) 160 2.0 mg/LnECOTOX 2/07RAIS & IRIS 1/07MTBE1634-04-419 690Methyl Tertiary-Butyl Ether NA IRIS & RAIS 2/07Mustard gas 505-60-2Sulfur Mustardbis(2-chloroethyl)sulfide (no data)y DHHSNaphthalene 91-20-3 330 5295Mothballs c ECOTOX/IRIS/RAIS 2/07Nickel7440-02-088 (N) 8.3 (N) 25n NCNitrate (as N) 14797-55-810.0 mg/LTotal nitrogen may be regulated inNSW waters. See 2B .0200s forfurther infon NCNitrite14797-65-02.7 2.7n IRIS & RAIS 1/07Nitrobenzene 98-95-317 30 OrganolepticMirbane Oil n NRWQC 06 & RAIS 2/07Nitroglycerin 55-63-02 671,2,3-Propanetriol trinitrate c RAIS 2/07Nitrophenol, 2- 88-75-58.0 mg/L(N)1.6 mg/L(N)o-Nitrophenol; ONP/ (phenoliccompounds: no fish flesh tainting)NA NC/ECOTOX & RAIS 2/07Nitrophenol, 4- 100-02-7 750(N)730(N)270400(N)p-Nitrophenol; PNP/ (phenoliccompounds: no fish flesh tainting)n NC/NRWQC 06/ECOTOX/IRIS/RAIS 2/07Nitrosamines ~~(N-nitrosodiethyl-amine data used)ID# NO4250000 (55-18-5)0.8 ng/L 0.46(see note) yNRWQC 06/IRIS & RAIS 2/07/EPA 440/5-80-064Nitrosodibutylamine, N- 924-16-30.0063 0.22y NRWQC 06Nitrosodiethyl-amine, N- 55-18-50.8 ng/L 0.46y NRWQC 06/IRIS & RAIS 2/07Nitroso-di-n-Propylamine, N- 621-64-70.005 0.51y NRWQC 06/RAIS 1/07Nitrosodimethyl-amine, N- 62-75-90.69 ng/L 3y NRWQC 06/IRIS & RAIS 2/07Nitrosodiphenylamine, N- 86-30-63.3 6y NRWQC 06/IRIS & RAIS 2/07Nitrosopyrrolidine, N- 930-55-20.016 34y NRWQC 06/RAIS 1/07Nitrotoluene, 2- 88-72-20.14 1.5o-Nitrotoluene NA RAIS 2/07Nitrotoluene, 3- 99-08-1 (LD)620 5.3 mg/Lm-Nitrotoluene NA ECOTOX & RAIS 2/07Nitrotoluene, 4- 99-99-01.8 18p-Nitrotoluene NA RAIS 2/07Nonylphenol 25154-52-3 6.6(N)1.7(N)(phenolic compounds: no fish fleshtainting)n NC/12/2005 EPA final AWQC for NonylphenolsNonylphenol,4- 104-40-5see Nonylphenol NAn-Propyl Benzene 103-65-1 (LD) (LD)NA ECOTOX 2/07Page 9 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Octahydro-1,3,5,7-Tetranitro-1,3,5,7-Tetrazocine2691-41-0 1.4 mg/L 1.7 mg/L63 mg/LHMXn ECOTOX & RAIS 2/07Oil and Grease (see OG footnote)(N) (N)NA NCPalladium Chloride 7647101 (LD)NA ECOTOX 5/07Parathion56-38-20.013 0.178n NCPCB, total0.001 (N) 0.001 (N)0.064 ng/L0.064 ng/L (N)polychlorinated biphenyls / (total of allidentified PCBs)y NC/NRWQC 06Pentachlorobenzene 608-93-5 0.511.4 (488 TotalChlorinatedBenzenes)1.5(Chlorinated Benzene) n NC/NRWQC 06/ECOTOX & RAIS 2/07Pentachlorophenol 87-86-50.27 (1 (N) TotalChlorinated Phenols)3(Chlorinated Phenol) y NC/NRWQC 06/Pentaerythritol Tetranitrate 78-11-5 (LD)NA ECOTOX 2/07Perchlorate and Salts 14797-73-02.5 2.8n IRIS & RAIS 4/07pH6.0-9.0 (N) 6.8-8.5 (N)(N)NA NCPhenanthrene 85-01-8 (LD) (LD)n ECOTOX & RAIS 2/07Phenol108-95-2(N) (N)300 Organoleptic 300 Organoleptic(phenolic compounds: no fish fleshtainting)n NC/NRWQC 06Phenolic Compounds(N) (N)(N)(phenolic compounds: no fish fleshtainting)NA NCPhosphorus (elemental) 7723-14-0 (LD) 0.1NA NRWQC 06/ECOTOX 2/07Polynuclear aromatic hydrocarbons(PAH's)0.0028 Total PAH's 0.0311 Total PAH'sy NCPotassium 7440.09.7 (LD)n ECOTOX & EPIWIN 2/07Propenoic Acid 79-10-7 (LD)17 mg/L 630 mg/LAcrylic Acid n ECOTOX & RAIS 3/07Pyrene129-00-0830 4000Benzo[def]phenanthrene/ (non-carcinogen PAH)n NRWQC 06/ RAIS 2/07Pyridine110-86-1 5000 (LD) 34 1300NA ECOTOX/IRIS/RAIS 8/07Radioactive Substances(N) (N)(N)NA NCSalinity(N)NA NCSelenium7782-49-25 71n NCSEVIN (See Carbaryl) 63-25-2nSewage(N) (N) (N)NA NCSilver7440-22-40.06 (AL) 0.1 (AL)n NCSilvex93-72-1 (LD) 1.5 mg/L102,4,5-TP; 2,4,5-Trichlorophenoxypropionoic Acidn NC/ECOTOX & RAIS 2/07Sodium7440-23-5 (LD)n ECOTOX 2/07 & RAIS 9/04Sodium Sulfate 7757-82-6 (LD) (LD)n ECOTOX & RAIS 2/07Solids, settleable(N) (N)also includes floating solids andsludge depositsNA NCPage 10 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Solids, total dissolved500 mg/LNA NCSolids, total suspendedHQW=10 mg/L(E)20 mg/L(E)NA NCStrontium7440-24-614 mg/L 40 mg/Ln IRIS & RAIS 2/07Styrene100-42-5 (LD) (LD)ethenylenebenzene; styrol nECOTOX/IRIS/RAIS 2/07Sulfate14808-79-8 (LD)n ECOTOX & RAIS 2/07Sulfates250 mg/Ln NCSulfide - Hydrogen sulfide 7783-06-4 0.21 2nNRWQC 06/ECOTOX & RAIS 2/07Temperature(N) (N)(N)NANCTerbacil5902-51-2430 9.1 mg/LNAIRIS & RAIS 4/07Tetrachlorobenzene, 1,2,4,5- 95-94-30.97 (488 TotalChlorinatedBenzenes)1.1(Chlorinated Benzene) n NC/NRWQC 06/RAIS 2/07Tetrachloroethane, 1,1,2,2- 79-34-50.17 4acetosol; acetylene tetrachloride y NCTetrachloroethylene (PERC) 127-18-40.7 3.3PERC; PCE; perchloroethylene y NCThallium7440-28-00.24 0.47n NRWQC 06/IRIS & RAIS 2/07Tin7440-31-5770 800NA ECOTOX/RAIS 8/07Titanium7440-32-6no data nToluene108-88-3113700.36methyl benzene; phenyl methane n NC/ECOTOX & RAIS 2/07Toxaphene 8001-35-20.2 ng/L 0.2 ng/Ly NC2,4,5-T93-76-5 1.4 mg/L 68 2.5 mg/L2,4,5-Trichlorophenoxyacetic Acid n ECOTOX & RAIS 2/072,4,5-TP (see Silvex) 93-72-1nTrialkyltin0.07 0.007n NCTributyltin (TBT) 56573-85-40.07 0.007n NCTrichlorobenzene, 1,2,4- 120-82-1 61 2735 (488 TotalChlorinatedBenzenes)(Chlorinated Benzene) n NC/NRWQC 06/ECOTOX & RAIS 2/07Trichloroethane, 1,1,1- 71-55-60.54 4.4Ethane trichloride; vinyl trichloride c IRIS & RAIS 2/07Trichloroethane, 1,1,2 79-00-50.59 16c NRWQC 06/RAIS 2/07Trichloroethylene 79-01-62.5 30TCEy NCTrichlorofluoromethane 75-69-49.1 mg/L 67 mg/LFreon11; Frigen11; Arcton 11 n IRIS & RAIS 2/071,1,2-trichloro1,2,2-trifluoroethane 76-13-1710 mg/L 2200 mg/LFreon 113 n IRIS & RAIS 1/07Page 11 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)Trichlorophenol, 2,4,5- 95-95-4 63 421 (N) TotalChlorinated Phenols13(Chlorinated Phenol) n NC/ECOTOX & RAIS 2/07Trichlorophenol, 2,4,6- 88-06-2 21 1101 (N) TotalChlorinated Phenols(Chlorinated Phenol) y NC/ECOTOX & RAIS 2/07Trichloropropane, 1,2,3- 96-18-4190 22001,2,3-TCP c ECOTOX / IRIS / RAIS 7/07Trimethylbenzene, 1,2,4- 95-63-6 390 (LD)n ECOTOX & RAIS 4/07Trimethylbenzene, 1,3,5-- 108-67-8 630 (LD)Mesitylene n ECOTOX & RAIS 4/07Trinitrobenzene,1,3,5- 99-35-4 (LD)1.0 mg/L 75 mg/LTNBn ECOTOX & RAIS 2/07Trinitrophenylmethylnitramine 479-45-8140 4.3 mg/LMethyl-2,4,6-trinitrophenylnitramine(Tetryl)n ECOTOX & RAIS 2/07Trinitrotoluene, 2,4,6- 118-96-71.1 39TNTc ECOTOX & RAIS 2/07Trisodium Phosphate 7601-54-9 (LD)Phosphoric Acid, trisodium salt NA ECOTOX 3/07Turbidity50/25 NTU (N) 25 NTU (N)10 NTU (N)NA NCVanadium7440-62-2 (LD) (LD)NA ECOTOX & RAIS 2/07Vinyl Chloride 75-01-40.025 2.4chloroethylene y NCXylenes, mixture 1330-20-7 670 370NA ECOTOX/IRIS/RAIS 2/07Xylene, m-108-38-3 800 (LD)Dimethylbenzene, 1,3- n ECOTOX/IRIS/RAIS 2/07Xylene, p-106-42-3 (LD) (LD)Dimethylbenzene, 1,4- n ECOTOX/IRIS/RAIS 2/07Xylene, o-95-47-6 800 (LD)400Dimethylbenzene, 1,2- n ECOTOX/IRIS/RAIS 2/07Yytrium7440-65-5no data nZinc7440-66-650 (AL) 86 (AL)n NCReferences, Codes, And Additional Information*To determine the appropriate standard, use the most stringent of all applicable columns.For Class C, use the most stringent of freshwater (or, if applicable, saltwater) column and the Human Health column.For a WS water, use the most stringent of Freshwater, WS & Human Health. Trout Waters & High Quality Waters likewise must adhere to the most stingent of all applicable standards* All metal criteria are as total recoverable metals.* Values in red font are 15A NCAC 2B standardsUnit Conversions:1.0 mg/L = 1000.0 ug/L = 1000000.0 ng/L1.0 ng/L = 0.001 ug/L = 0.000001 mg/L(AL) Action Level Standard - See 2B .0211 for additional information (N) = Narrative standard See 2B .0211 and for WS: .0212, 0214,.0215, .0216 and.0218 (WS) Water supply standards based on consumption of water and fish - see 2B .0208(E) For effluent limits only. See 2B .0224(NTU) Nephelometric Turbidity Units-WS standards are applicable toallWater Supply Classifications.(HH) Standards based on consumption of fish only - see 2B .0208 S = Toxicity exceeds solubility, no visible sheen or free product in water or on sediment or shoreline per 2B .0211 & .0220(HQW) High Quality Waters - see 02B .0101 and .0201 (Sw) Swamp Waters - as defined by 02B .0101(LD) Limited data available, call for info(Tr) Trout Waters - as defined by 02B .0101 and 0301DHHS: TP-SM: Dept. of Health and Human Services. 2003 Toxicological Profile for Sulfur Mustard (Update)ECOTOX = US EPA ECOTOXicology Database SystemEPA 2003 Draft Atrazine: 2003 Ambient Aquatic Life WQ Criteria for Atrazine- Revised Draft; EPA-822-R-03-023Page 12 of 13The following standards, criteria, or toxic concentrations are either adopted per 15A NCAC 2B or are National Criteria per EPA. See last page for appropriate use information.Current as of 8/07Pollutant CAS #FreshwaterAquatic LifeSaltwater AquaticLifeWater Supply (WS)Human Health(HH)Trout Waters(Tr)High QualityWaters (HQW)SwampWaters(Sw)Synonyms & Other Info 

# CarcinogenData Reference Source(s)ug/l (unless noted)ug/l (unlessnoted)ug/l (unless noted) ug/l (unless noted)ug/l (unlessnoted)ug/l (unlessnoted)EPA 440/5-80-064: Ambient Water Quality Criteria for Nitroamines; pg. C-66EPIWIN = EPA's Estimation Program Interface for Windows databaseHHWSSA: Herbicide Handbook of the Weed Science Society of America. 1989. Sixth edition.IRIS = EPA's Integrated Risk Information SystemMADEP tox studies: Total Petroleum Hydrocarbon Criteria Working Group of the Massachusetts Department of Environmental Protection 5/2002.MBAS: additional narrative language is located in 02B .0212, .0214, .0215, .0216, .0218~~ N-nitrosodiethylamine (CAS # 55-18-5) toxicological data used to calculate standards(see EPA NRWQC:2002 HHCM).Criteria applies to N-nitrosodiethylamine and other nitrosamines (exception:N-nitrosodimethylamine, N-nitrosodibutylamine, N-nitrosopyrrolidine, N-nitrosodiphenylamine, and N-nitrosodi-n-propylamine)NC = North Carolina 15A NCAC 2B standard (Red Book standards are bolded inredfont)NRWQC 06= EPA's 2006 National Recommended Water Quality Criteria; 11/02 Human Health Calculation Matrix(OG)= take the lowest LC50 available for the particular type of OG you have (or similar OG) and multiply it by a safety factor of 0.01 to obtain the criteriaPAH=Applies to total PAHs present and includes the following: benzo(a)anthracene, benzo(a)pyrene, benzo(b)fluoranthene, benzo(k)fluoranthene, chrysene, dibenz(a,h)anthracene and indeno(1,2,3-cd)pyrenePAN: Pesticide Database. http://www.pesticideinfo.org/Index.htmlRAIS= Risk Assessment Information System; Toxicity & Chemical Specific Factors databaseSePRO Corp. MSDS for 9,10-AnthraquinoneVerschueren= Handbook of Environmental Data on Chemicals, 2nd Edition; Karel VerschuerenCarcinogenicity Color Key:Known to cause cancer in humans (y)BlueNot known to cause cancer in humans(n)GreenPossible human carcinogen (c)YellowCarcinogenicity not assessed or doesnot apply (NA)No ColorLast Update: 8/07Page 13 of 13