Ohio Admin. Code 3745-54-94 - Concentration limits
Table: Maximum Concentration of Constituents for Ground Water Protection
Constituent |
Maximum Contaminant Concentration (milligrams per liter) |
Antimony |
0.006 |
Arsenic |
0.010 |
Barium |
2.0 |
Benzene |
0.005 |
Benzo(a)pyrene (PAHs) |
0.0002 |
Beryllium |
0.004 |
Bis(2ethylhexyl)pthalate |
0.006 |
Cadmium |
0.005 |
Carbofuran |
0.04 |
Carbon tetrachloride |
0.005 |
Chlordane |
0.002 |
Chlorobenzene |
0.1 |
Chromium (total) |
0.1 |
Copper |
1.3 * |
Cyanide (as free cyanide) |
0.2 |
2,4-D |
0.07 |
1,2-Dibromo-3-chloropropane (DBCP) |
0.0002 |
o-Dichlorobenzene |
0.6 |
p-Dichlorobenzene |
0.075 |
1,2-Dichloroethane |
0.005 |
1,1-Dichloroethylene |
0.007 |
cis-1,2-Dichloroethylene |
0.07 |
trans-1,2-Dichloroethylene |
0.1 |
Dichloromethane (Methylene chloride) |
0.005 |
1,2-Dichloropropane (Propylene dichloride) |
0.005 |
Dinoseb |
0.007 |
Endrin |
0.002 |
Ethylbenzene |
0.7 |
Ethylene dibromide |
0.00005 |
Heptachlor |
0.0004 |
Heptachlor epoxide |
0.0002 |
Hexachlorobenzene |
0.001 |
Hexachlorocyclopentadiene |
0.05 |
Lead |
0.015 * |
Lindane |
0.0002 |
Mercury (inorganic) |
0.002 |
Methoxychlor |
0.04 |
Pentachlorophenol |
0.001 |
Polychlorinated biphenyls (PCBs) |
0.0005 |
Selenium |
0.05 |
Styrene |
0.1 * |
Tetrachloroethylene |
0.005 |
Thallium |
0.002 |
Toluene |
1.0 |
Toxaphene |
0.003 |
2,4,5-TP (Silvex) |
0.05 |
1,2,4-Trichlorobenzene |
0.07 |
1,1,1-Trichoroethane (Methyl chloroform) |
0.2 |
1,1,2-Trichloroethane |
0.005 |
Trichloroethylene |
0.005 |
Vinyl chloride |
0.002 |
Xylene |
10.0 |
* Action level, not a maximum contaminant limit. |
[Comment: For dates of non-regulatory government publications, publications of recognized organizations and associations, federal rules, and federal statutory provisions referenced in this rule, see rule 3745-50-11 of the Administrative Code titled "Incorporated by reference."]
Notes
Promulgated Under: 119.03
Statutory Authority: 3734.12
Rule Amplifies: 3734.12
Prior Effective Dates: 08/30/1984, 04/01/1990, 12/07/2004, 03/17/2012, 02/12/2018
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