Section 327IAC8-2-30. Maximum contaminant level goals; organic compounds

   (a) MCLGs are zero (0) for the following organic compounds:

(1) Benzene.

(2) Vinyl chloride.

(3) Carbon tetrachloride.

(4) 1,2-dichloroethane.

(5) Trichloroethylene.

(6) Acrylamide.

(7) Alachlor.

(8) Chlordane.

(9) Dibromochloropropane.

(10) 1,2-dichloropropane.

(11) Epichlorohydrin.

(12) Ethylene dibromide.

(13) Heptachlor.

(14) Heptachlor epoxide.

(15) Pentachlorophenol.

(16) Polychlorinated biphenyls (PCBs).

(17) Tetrachloroethylene.

(18) Toxaphene.

(19) Benzo(a)pyrene.

(20) Dichloromethane.

(21) Di(2-ethylhexyl)phthalate.

(22) Hexachlorobenzene.

(23) 2,3,7,8-TCDD (dioxin).

  (b) MCLGs for the following organic compounds are as follows:

	Contaminant	MCLG in Milligrams per Liter
	1,1-dichloroethylene	0.007
	1,1,1-trichloroethane	0.20
	para-dichlorobenzene	0.075
	Aldicarb	0.001
	Aldicarb sulfoxide	0.001
	Aldicarb sulfone	0.001
	Atrazine	0.003
	Carbofuran	0.04
	Ortho-dichlorobenzene	0.6
	cis-1,2-dichloroethylene	0.07
	trans-1,2-dichloroethylene	0.1
	2,4-D	0.07
	Ethylbenzene	0.7
	Lindane	0.0002
	Methoxychlor	0.04
	Monochlorobenzene	0.1
	Styrene	0.1
	Toluene	1
	2,4,5-TP	0.05
	Xylenes	10
	Dalapon	0.2
	Di(2-ethylhexyl)adipate	0.4
	Dinoseb	0.007
	Diquat	0.02
	Endothall	0.1
	Endrin	0.002
	Glyphosate	0.7
	Hexachlorocyclopentadiene	0.05
	Oxamyl (vydate)	0.2
	Picloram	0.5
	Simazine	0.004
	1,2,4-trichlorobenzene	0.07
	1,1,2-trichloroethane	0.003

  (c) MCLGs for the following disinfection byproducts are as follows:

	Disinfection Byproduct	MCLG (mg/L)
	Bromodichloromethane	0
	Bromoform	0
	Bromate	0
	Chlorite	0.8
	Chloroform	0.07
	Dibromochloromethane	0.06
	Dichloroacetic acid	0
	Monochloroacetic acid	0.07
	Trichloroacetic acid	0.02

(Water Pollution Control Division; 327 IAC 8-2-30; filed Dec 28, 1990, 5:10 p.m.: 14 IR 1047; filed Aug 24, 1994, 8:15 a.m.: 18 IR 66; filed May 1, 2003, 12:00 p.m.: 26 IR 2817; filed May 7, 2010, 9:30 a.m.: 20100602-IR-327080198FRA)