Table 1-Maximum Concentration of Constituents for Ground-water Protection
Constituent | Maximum concentration1 |
Arsenic | 0.05 |
Barium | 1.0 |
Cadmium | 0.01 |
Chromium | 0.05 |
Lead | 0.05 |
Mercury | 0.002 |
Selenium | 0.01 |
Silver | 0.05 |
Endrin (1,2,3,4,10,10-hexachloro-1,7-epoxy 1,4,4a,5,6,7,8,9a-octahydro-1, 4-endo, endo-5,8-dimethano naphthalene) | 0.0002 |
Lindane (1,2,3,4,5,6-hexachlorocyclohexane, gamma isomer) | 0.004 |
Methoxychlor (1,1,1-Trichloro-2,2-bis (p-methoxyphenylethane) | 0.1 |
Toxaphene (C10H10Cl6, Technical chlorinated camphene, 67-69 percent chlorine) | 0.005 |
2,4-D (2,4-Dichlorophenoxyacetic acid) | 0.1 |
2,4,5-TP Silvex (2,4,5-Trichlorophenoxypropionic acid) | 0.01 |
1 Milligrams per liter.
40 C.F.R. §264.94