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Rule Title: TOXIC POLLUTANT EFFLUENT STANDARDS
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Department: ENVIRONMENTAL QUALITY
Chapter: WATER QUALITY
Subchapter: Montana Pollutant Discharge Elimination System (MPDES) Standards
 
Latest version of the adopted rule presented in Administrative Rules of Montana (ARM):

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17.30.1206    TOXIC POLLUTANT EFFLUENT STANDARDS

(1) This rule is applicable to owners or operators of facilities specified in 40 CFR Part 129 that discharge into state surface waters.

(2) The effluent standards or prohibitions for toxic pollutants established in 40 CFR Part 129 shall be applicable to the sources and pollutants set forth in 40 CFR Part 129, and may be incorporated into any MPDES permit, renewed MPDES permit, or permit modification, in accordance with the provisions of 40 CFR Part 129.

(3) The effluent standards and prohibitions established in 40 CFR Part 129 apply to the following toxic pollutants:

(a) Aldrin, which means the compound aldrin as identified by the chemical name, 1,2,3,4,10,10-hexachloro-1,4,4a,5,8,8a-hexahydro-1,4 -endo-5,8-exo-dimethanonaphthalene and Dieldrin, which means the compound dieldrin as identified by the chemical name 1,2,3,4,10,10-hexachloro-6,7-epoxy-1,4,4a,5,6,7,8,8a-octahydro-1,4-endo-5,8-exo-dimethanonaphthalene;

(b) DDT, which means the compounds DDT, DDD, and DDE as identified by the chemical names: (DDT)-1,1,1-trichloro-2,2-bis(p-chlorophenyl) ethane and someo,p'-isomers; (DDD) or (TDE)-1,1-dichloro-2,2-bis(p-chlorophenyl) ethane and some o,p'-isomers; and (DDE)-1,1-dichloro-2,2-bis(p-chlorophenyl) ethylene;

(c) Endrin, which means the compound as identified by the chemical name 1,2,3,4,10,10-hexachloro-6,7-epoxy-1,4,4a,5,6,7,8,8a-octahydro-1,4-endo-5,8-endodimethanonaphthalene;

(d) Toxaphene, which means a material consisting of technical grade chlorinated camphene having the approximate formula of C10 H10 Cl8 and normally containing 67-69 percent chlorine by weight;

(e) Benzidine, which means the compound benzidine and its salts as identified by the chemical name 4,4'-diaminobiphenyl;

(f) Polychlorinated biphenyls (PCBs), which means a mixture of compounds composed of the biphenyl molecule which has been chlorinated to varying degrees.

(4) The board adopts and incorporates by reference 40 CFR Part 129 (July 1, 2010), which establishes toxic effluent standards pursuant to section 307 of the federal Clean Water Act, as part of the MPDES A copy of the incorporated federal regulation may be obtained from the Department of Environmental Quality, Water Protection Bureau, P.O. Box 200901, Helena, MT 59620.

History: 75-5-304, MCA; IMP, 75-5-304, 75-5-401, MCA; NEW, 1989 MAR p. 2060, Eff. 12/8/89; TRANS, from DHES, 1996 MAR p. 1499; AMD, 2011 MAR p. 2131, Eff. 10/14/11.


 

 
MAR Notices Effective From Effective To History Notes
17-322 10/14/2011 Current History: 75-5-304, MCA; IMP, 75-5-304, 75-5-401, MCA; NEW, 1989 MAR p. 2060, Eff. 12/8/89; TRANS, from DHES, 1996 MAR p. 1499; AMD, 2011 MAR p. 2131, Eff. 10/14/11.
12/8/1989 10/14/2011 History: 75-5-304, MCA; IMP, 75-5-304, 75-5-401, MCA; NEW, 1989 MAR p. 2060, Eff. 12/8/89; TRANS, from DHES, 1996 MAR p. 1499.
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