Appendix B   APPENDIX B Nassau County Department of Health Bureau of Environmental Protection Pesticide Monitoring Program in Nassau County Analytical Methods, Analytes &MDLs Semi-Volatile Organic Analysis EPA Method 525.2 MDL MDL MDL ANALYTE (ug/L) ANALYTE (ug/L) ANALYTE (ug/L) Acetochlor 0.2 Disulfoton 0.5 Napropamide 0.2 Alachlor 0.2 Disulfoton sulfone 0.2 Pendimethalin 0.2 Atrazine 0.2 Endosulfan Sulfate 0.2 Pentachlorobenzene 0.2 Azoxystrobin 0.5 EPTC 0.2 Pentachloronitrobenzene 0.2 Benfluralin 0.5 Ethofumesate 0.2 Permethrin 0.2 Benzo-a-pyrene 0.2 Ethyl parathion 0.2 Piperonyl butoxide 0.5 Bis(2-ethylhexyl) adipate 0.5 Hexachlorobenzene 0.2 Prometon 0.5 Bis(2-ethylhexyl) phthalate 2 Hexachlorocyclopentadiene 1 Propachlor 0.2 Bloc 0.2 3-Hydroxycarbofuran 0.2 Propiconazole 0.2 Bromacil 0.5 Iodofenphos 0.2 Resmethrin 0.2 Butachlor 0.2 Iprodione 0.5 Simazine 0.2 Chlorothalonil 1 Isofenphos 0.5 Sumithrin 0.2 Chlorpyriphos 0.2 Kelthane 0.5 Tebuthiuron 0.5 Cyanazine 0.2 Malathion 0.5 Terbacil 0.5 Cyfluthrin 0.2 Metalaxyl 0.2 Terbufos 0.2 Dacthal 0.2 Methoprene 0.2 Triadimefon     Diazinon 0.2 Methyl parathion 0.2 Trifluralin 0.5 Dichlobenil 0.2 Metolachlor 0.2 Vinclozolin 0.5 Dinoseb 0.5 Metribuzin 0.2 Chlorinated Pesticide Analysis EPA Method 505 MDL MDL MDL ANALYTE (ug/L) ANALYTE (ug/L) ANALYTE (ug/L) Alachlor 0.5 Dacthal 0.2 Endosulfan Sulfate 0.2 Aldrin 0.2 4,4-DDD 0.2 Endrin 0.2 Alpha-BHC 0.2 4,4-DDE 0.2 Endrin aldehyde 0.2 Beta-BHC 0.2 4,4-DDT 0.2 Heptachlor 0.2 Delta-BHC 0.2 Dieldrin 0.2 Heptachlor epoxide 0.2 Gamma-BHC 0.2 Endosulfan I 0.2 Methoxychlor 0.5 Chlordane 1 Endosulfan II 0.2 Carbamate Pesticide Analysis EPA Method 531.1 MDL MDL MDL ANALYTE (ug/L) ANALYTE (ug/L) ANALYTE (ug/L) Aldicarb 0.5 Carbofuran 0.5 1-Naphthol 0.5 Aldicarb sulfone 0.5 3-Hydroxycarbofuran 0.5 Oxamyl 0.5 Aldicarb sulfoxide 0.5 Methiocarb 0.5 Propoxur 0.5 Carbaryl 0.5 Methomyl 0.5 MDL - Minimum Detection Level APPENDIX B Nassau County Department of Health Bureau of Environmental Protection Pesticide Monitoring Program in Nassau County Analytical Methods, Analytes &MDLs Volatile Organic Analysis EPA Method 524.2/624 MDL MDL MDL ANALYTE (ug/L)  ANALYTE (ug/L)  ANALYTE (ug/L) Acrylonitrile 0.5 Dibromomethane Methylene Chloride 0.5 Allyl chloride 0.5 m,p-Dichlorobenzene 0.5 Methylethyl benzene 0.5 tert-Amyl-Methyl-Ether 0.5 1,2-Dichlorobenzene (o) 0.5 Methyl isothiocyanate 2 Benzene 0.5 1,4-Dichlorobutane 0.5 Methylmethacrylate 0.5 Bromobenzene 0.5 Dichlorodifluoromethane 0.5 Methyl sulfide 0.5 1-Bromo-2-chloroethane 0.5 1,1-Dichloroethane 0.5 Methyl-tertiary-butyl-ether 0.5 Bromochloromethane 0.5 1,2-Dichloroethane 0.5 Naphthalene 0.5 2-Bromo-1-chloropropane 0.5 cis-1,2-Dichloroethene 0.5 n-propyl benzene 0.5 Bromodichloromethane 0.5 trans-1,2-Dichloroethene 0.5 1,1,1,2-Tetrachloroethane 0.5 Bromoform 0.5 1,1-Dichloroethene 0.5 1,1,2,2-Tetrachloroethane 0.5 Bromomethane 0.5 1,2-Dichloropropane 0.5 Tetrachloroethene 0.5 Butanone (MEK) 20 2,2-Dichloropropane 0.5 Tetrahydrofuran 20 n-Butylbenzene 0.5 1,2-Dichloropropane 0.5 1,2,4,5-Tetramethyl benzene 0.5 sec-Butylbenzene 0.5 1,1-Dichloropropene 0.5 Toluene 0.5 tert-Butylbenzene 0.5 2,3-Dichloropropene 0.5 1,2,3-Trichlorobenzene 0.5 tert-Butyl-Ethyl-Ether 0.5 cis-1,3-Dichloropropene 0.5 1,2,4-Trichlorobenzene 0.5 Carbon disulfide 0.5 trans-1,3-Dichloropropene 0.5 1,1,1-Trichloroethane 0.5 Carbon tetrachloride 0.5 p-Diethylbenzene 0.5 1,1,2-Trichloroethane 0.5 Chlorobenzene 0.5 Diethyl ether 0.5 Trichloroethene 0.5 Chlorodibromomethane 0.5 Dimethyldisulfide 0.5 Trichlorofluoromethane 0.5 Chlorodifluoromethane 0.5 Ethenybenzene (styrene) 0.5 1,2,3-Trichloropropane 0.5 Chloroethane 0.5 Ethylbenzene 0.5 1,3,5-Trimethylbenzene 0.5 Chloroform 1 Ethylmethacrylate 0.5 1,2,4-Trimethylbenzene 0.5 Chloromethane 0.5 Freon 113 0.5 Vinyl chloride 0.5 2-Chlorotoluene 0.5 Hexachlorobutadiene 0.5 o-xylene 0.5 3-Chlorotoluene 0.5 Isopropyltoluene (p-cymene) 0.5 m-xylene 0.5 4-Chlorotoluene 0.5 d-Limonene 0.5 p-xylene 0.5 Total Chlorotoluene 0.5 Methacrylonitrile 0.5 Total Xylene 0.5   Microextractable Analysis EPA Method 504 Dacthal Breakdown Product Analysis SCDHS Method - HPLC/LC-GCMS MDL MDL MDL ANALYTE (ug/L) ANALYTE (ug/L) ANALYTE (ug/L) 1,2-dibromo-3-chloropropane 0.02 Monomethyltetrachloro- Tetrachlorotere- 1,2-dibromoethane 0.02 terephthalate (MM) 10 phthalic acid (TCPA)     MDL - Minimum Detection Level

APPENDIX B Nassau County Department of Health Bureau of Environmental Protection Pesticide Monitoring Program in Nassau County   Analytical Methods, Analytes &MDLs   Herbicide Metabolite Analysis SCDHS Method - LC/MS Standard Inorganic Analyses MDL MDL ANALYTE (ug/L)  ANALYTE (mg/L) Alachlor ESA (Sulfonic Acid) 0.2 Ammonia 0.02 Alachlor OA (Oxanilic Acid) 0.4 Bromide 0.2 Imidacloprid 0.2 Chloride 1 Malaoxon 0.2 Conductivity umho CGA - 37735 (Metolachlor Metabolite) 0.2 Fluoride 0.2 CGA - 40172 (Metolachlor Metabolite) 0.3 Nitrate 0.2 CGA - 41638 (Metolachlor Metabolite) 0.3 Nitrite 0.02 CGA - 67125 (Metolachlor Metabolite) 0.3 Ortho-Phosphate 0.1 CGA - 51202 (Metolachlor OA) 0.3 pH - CGA - 354743 (Metolachlor ESA) 0.3 Sulfate 1 G - 28273 (Didealkylatrazine) 0.8 G - 28279 (Deisopropylatrazine) 0.2 G - 30033 (Desethylatrazine) 0.4 G - 34048 (2-Hydroxyatrazine) 0.3 Metal Analysis EPA Method 200.8 Optional Inorganic Analyses MDL MDL ANALYTE (ug/L) ANALYTE (mg/L) Aluminum 5 Perchlorate 2 Antimony 1 Arsenic 2 Barium 5 Beryllium 1 Cadmium 1 Chromium 1 Cobalt 1 Copper 1 Lead 1 Manganese 1 Mercury 0.4 Molybdenum 1 Nickel 1 Selenium 2 Silver 5 Thallium 1 Thorium 1 Titanium 1 Vanadium 1 Zinc 50 EPA Method 200.7 MDL ANALYTE (mg/L) Iron 0.1 Sodium 1 MDL - Minimum Detection Level