WAC 246-273-050   Ingredients -- Prohibitions and conditions.  (1) The following substances and compounds shall not be ingredients of approved on-site sewage disposal system additives. Trace amounts of these substances and compounds may exist in approved on-site sewage disposal system additives if deemed safe by the department for use in an on-site sewage disposal system.

     (a) Any substance or compound listed as an EPA toxic pollutant in Title 40 Code of Federal Regulations (CFR 40) 1994, Part 122, Tables II, III, and V of Appendix D:


Table II-Organic Toxic Pollutants In Each Of Four Fractions In Analysis By Gas Chromatography/Mass Spectroscopy (GS/MS)


     Volatiles
IV acrolein
2V acrylonitrile
3V benzene
5V bromoform
6V carbon tetrachloride
7V chlorobenzene
8V chlorodibromomethane
9V chloroethane
10V 2-chloroethylvinyl ether
11V chloroform
12V dichlorobromomethane
14V 1.1-dichloroethane
15V 1.2-dichloroethane
16V 1.1-dichloroethylene
17V 1.2-dichloropropane
18V 1.3-dichloropropylene
19V ethylbenzene
20V methyl bromide
21V methyl chloride
22V methylene chloride
23V 1,1,2,2-tetrachloroethane
24V tetrachloroethylene
25V toluene
26V 1,2-trans-dichloroethylene
27V 1,1,1-trichloroethane
28V 1,1,2-trichloroethane
29V trichloroethylene
31V vinyl chloride
     Acid Compounds
1A 2-chlorophenol
2A 2,4-dichlorophenol
3A 2,4-dimethylphenol
4A 4,6-dinitro-o-cresol
5A 2,4-dinitrophenol
6A 2-nitrophenol
7A 4-nitrophenol
8A p-chloro-m-cresol
9A pentachlorophenol
10A phenol
11A 2,4,6-trichlorophenol
     Base/Neutral
1B acenaphthene
2B acenaphthylene
3B anthracene
4B benzidine
5B benzo(a)anthracene
6B benzo(a)pyrene
7B 3,4-benzofluoranthene
8B benzo(ghi)perylene
9B benzo(k)fluoranthene
10B bis(2-chloroethoxy)methane
11B bis(2-chloroethyl)ether
12B bis(2-chloroisopropyl)ether
13B bis(2-ethylhexyl)phthalate
14B 4-bromophenyl phenyl ether
15B butylbenzyl phthalate
16B 2-chloronaphthalene
17B 4-chlorophenyl phenyl ether
18B chrysene
19B dibenzo(a,h)anthracene
20B 1,2-dichlorobenzene
21B 1,3-dichlorobenzene
22B 1,4-dichlorobenzene
23B 3,3'-dichlorobenzidine
24B diethyl phthalate
25B dimethyl phthalate
26B di-n-butyl phthalate
27B 2,4-dinitrotoluene
28B 2,6-dinitrotoluene
29B di-n-octyl phthalate
30B 1,2-diphenylhydrazine
  (as azobenzene)
31B fluoranthene
32B fluorene
33B hexachlorobenzene
34B hexachlorobutadiene
35B hexachlorocyclopentadiene
36B hexachloroethane
37B indeno(1,2,3-cd)pyrene
38B isophorone
39B napthalene
40B nitrobenzene
41B N-nitrosodimethylamine
42B N-nitrosodi-n-propylamine
43B N-nitrosodiphenylamine
44B phenanthrene
45B pyrene
46B 1,2,4-trichlorobenzene
     Pesticides
1P aldrin
2P alpha-BHC
3P beta-BHC
4P gamma-BHC
5P delta-BHC
6P chlordane
7P 4,4'-DDT
8P 4,4'-DDE
9P 4,4'-DDD
10P dieldrin
11P alpha-endosulfan
12P beta-endosulfan
13P endosulfan sulfate
14P endrin
15P endrin aldehyde
16P heptachlor
17P heptachlor epoxide
18P PCB-1242
19P PCB-1254
20P PCB-1221
21P PCB-1232
22P PCB-1248
23P PCB-1260
24P PCB-1016
25P toxaphene
    
Table III-Other Toxic Pollutants (Metals and Cyanide) and Total Phenols


Antimony, Total

Arsenic, Total

Beryllium, Total

Cadmium, Total

Chromium, Total

Copper, Total

Lead, Total

Mercury, Total

Nickel, Total

Selenium, Total

Silver, Total

Thallium, Total

Zinc, Total

Cyanide, Total

Phenols, Total


Table IV-Toxic Pollutants and Hazardous Substances Required To Be Identified By Existing Dischargers If Expected To Be Present


     Toxic Pollutants

Asbestos


     Hazardous Substances

Acetaldehyde

Allyl alcohol

Allyl chloride

Amyl acetate

Aniline

Benzonitrile

Benzyl chloride

Butyl acetate

Butylamine

Captan

Carbaryl

Carbofuran

Carbon disulfide

Chlorpyrifos

Coumaphos

Cresol

Crotonaldehyde

Cyclohexane

2,4-D(2,4-Dichlorophenoxy acetic acid)

Diazinon

Dicamba

Dichlobenil

Dichlone

2,2-Dichloropropionic acid

Dichlorvos

Diethyl amine

Dimethyl amine

Dinitrobenzene

Diquat

Disulfoton

Diuron

Epichlorohydrin

Ethion

Ethylene diamine

Ethylene dibromide

Formaldehyde

Furfural

Guthion

Isoprene

Isopropanolamine

Dodecylbenzenesulfonate

Kelthane

Kepone

Malathion

Mercaptodimethur

Methoxychlor

Methyl mercaptan

Methyl methacrylate

Methyl parathion

Mevinphos

Mexacarbate

Monoethyl amine

Monomethyl amine

Naled

Napthenic acid

Nitrotoluene

Parathion

Phenolsulfanate

Phosgene

Propargite

Propylene oxide

Pyrethrins

Quinoline

Resorcinol

Strontium

Strychnine

Styrene

2,4,5-T (2,4,5-Trichlorophenoxy acetic acid)

TDE (Tetrachlorodiphenylethane)

2,4,5-TP (2-(2,4,5-Trichlorophenoxy

     propanoic acid)

Trichlorofan

Triethanolamine

Dodecylbenzenesulfonate

Triethylamine

Trimethylamine

Uranium

Vanadium

Vinyl acetate

Xylene

Xylenol

Zirconium


     (b) Other chemicals deemed by the department to be detrimental to on-site sewage disposal system function, public health, or water quality.

     (2) The department may prohibit (not approve on-site sewage system additives containing) acids and bases depending upon the effect on public health or groundwater of their concentration when applied according to the manufacturer's product-use instructions.



[Statutory Authority: Chapter 70.118 RCW and RCW 43.70.040. 95-24-062, § 246-273-050, filed 12/1/95, effective 1/1/96.]