Supporting Documentation for Drinking Water Standards and Guidelines 1,1,1-TRICHLOROETHANE ................................................................................................................ 5 1,1,2-TRICHLORO-1,2,2-TRIFLUORO-ETHANE (Freon 113) .............................................................. 8 1,1,2-TRICHLOROETHANE .............................................................................................................. 10 1,1-DICHLOROETHANE .................................................................................................................. 13 1,1-DICHLOROETHYLENE ............................................................................................................... 15 1,2,4-TRICHLOROBENZENE ............................................................................................................ 17 1,2-DIBROMO-3-CHLOROPROPANE .............................................................................................. 19 1,2-DICHLOROBENZENE (o-DCB) ................................................................................................... 21 1,2-DICHLOROETHANE .................................................................................................................. 23 cis-1,2-DICHLOROETHYLENE .......................................................................................................... 25 trans-1,2-DICHLOROETHYLENE ..................................................................................................... 28 1,2-DICHLOROPROPANE ................................................................................................................ 30 1,3-DICHLOROPROPENE ................................................................................................................ 32 1,4-DICHLOROBENZENE (p-DCB) ................................................................................................... 34 1,4-DIOXANE .................................................................................................................................. 36 2,3,7,8-TCDD (Dioxin) .................................................................................................................... 39 SILVEX (2,4,5-TP) ((2,4,5-Trichlorophenoxy)Propionic Acid) ......................................................... 41 DICHLOROPHENOXYACETIC ACID (2,4-D) ...................................................................................... 43 ACETONE ....................................................................................................................................... 45 ACRYLAMIDE .................................................................................................................................. 47 ALACHLOR...................................................................................................................................... 49 ALDICARB ....................................................................................................................................... 51 ALDICARB SULFONE ....................................................................................................................... 53 ALDICARB SULFOXIDE .................................................................................................................... 55 ANTIMONY..................................................................................................................................... 57 ARSENIC (INORGANIC) ................................................................................................................... 59 ASBESTOS ...................................................................................................................................... 62 ATRAZINE ....................................................................................................................................... 64 BARIUM ......................................................................................................................................... 66 BENZENE ........................................................................................................................................ 68 BENZO[A]PYRENE .......................................................................................................................... 70 Massachusetts Department of Environmental Protection Office of Research and Standards Supporting Documentation for Drinking Water Standards and Guidelines BERYLLIUM .................................................................................................................................... 72 BETA PARTICLES AND PHOTON RADIOACTIVITY ........................................................................... 74 BROMATE ...................................................................................................................................... 77 BROMOMETHANE ......................................................................................................................... 79 CADMIUM ...................................................................................................................................... 81 CARBOFURAN ................................................................................................................................ 83 CARBON TETRACHLORIDE ............................................................................................................. 85 CHLORAMINES (as Cl2) ................................................................................................................... 87 CHLORDANE ................................................................................................................................... 90 CHLORINE (as Cl2) .......................................................................................................................... 92 CHLORINE DIOXIDE (as ClO2) ......................................................................................................... 95 CHLORITE ....................................................................................................................................... 98 CHLOROBENZENE ........................................................................................................................ 100 CHLOROFORM ............................................................................................................................. 102 CHROMIUM (total) ...................................................................................................................... 105 COPPER ........................................................................................................................................ 108 Cryptosporidium .......................................................................................................................... 111 CYANIDE (as free cyanide) ........................................................................................................... 113 DALAPON (sodium salt) ............................................................................................................... 115 DI(2-ETHYLHEXYL)ADIPATE (DEHA) ............................................................................................. 117 DI(2-ETHYL)HEXYLPHTHALATE (DEHP) ........................................................................................ 119 DICHLORODIFLUOROMETHANE .................................................................................................. 121 DICHLOROMETHANE ................................................................................................................... 123 DINOSEB ...................................................................................................................................... 125 DIQUAT ........................................................................................................................................ 127 ENDOTHALL ................................................................................................................................. 129 ENDRIN ........................................................................................................................................ 131 EPICHLOROHYDRIN ...................................................................................................................... 133 ETHYLBENZENE ............................................................................................................................ 136 ETHYLENE DIBROMIDE ................................................................................................................ 138 ETHYLENE GLYCOL ....................................................................................................................... 141 Massachusetts Department of Environmental Protection Office of Research and Standards Supporting Documentation for Drinking Water Standards and Guidelines FLUORIDE ..................................................................................................................................... 143 Giardia lamblia ............................................................................................................................ 145 GLYPHOSATE ................................................................................................................................ 147 GROSS ALPHA RADIATION ........................................................................................................... 149 HALOACETIC ACIDS (HAA5) ........................................................................................................