Table 1: List of Parameters to Be Analyzed for Class I Wells |
Table 1: List of Parameters to Be Analyzed for Class I Wells | |
Primary Contaminants | |
Parameters | Maximum Contaminant Level (mg/l) |
Arsenic | 0.01 |
Lead | 0.005 |
Mercury | 0.002 |
Nitrate | 10 |
Nitrite | 1 |
Volatile organic compounds1 (VOCs, including MTBE) | As applicable |
Secondary Contaminants | |
Parameters | Secondary Maximum Contaminant Level (mg/l or as Noted) |
Chloride | 250 |
Color | 15 (color units) |
Copper | 1 |
Hardness4 | 120—150 |
Iron | 0.3 |
Manganese | 0.05 |
Odor | 3 (threshold odor number) |
pH2 | 6.5—8.5 (units) |
Radon | 2,000 (picocurie/l) |
Sulfate | 250 |
Temperature3 | Measured in degrees Centigrade |
Total dissolved solids | 500 |
Turbidity5 | 0.5 to 1 (NTU) |
Microbiological Contaminants | |
Coliform bacteria | 0 col/100 ml |
(Ord. 186, passed 1-9-2008)