Substance |
EPA maximum contaminant level |
Effective Technology |
Arsenic 5 (pentavalent) |
0.01 mg/L |
Distillation (up to 300 ppb) |
Arsenic 3 (trivalent) |
0.01 mg/L |
Distillation |
0.015 mg/L |
Distillation |
|
N/A |
Reverse Osmosis |