PRIMARY STANDARDS FOR INORGANIC CONTAMINANTS |
||
Contaminant |
EWD Finished Water (mg/l) |
Maximum Contaminant Level (mg/l) |
Antimony |
0.0012 |
0.006 |
Arsenic |
0.0017 |
0.01 |
Barium |
0.00153 |
2 |
Beryllium |
0.0005 |
0.004 |
Cadmium |
0.000057 |
0.005 |
Chromium |
0.001 |
0.1 |
Cyanide |
0.0082 |
0.2 |
Fluoride |
0.044 |
4.0 |
Lead |
0.0006 |
0.015 |
Mercury |
0.00005 |
0.002 |
Nickel |
0.00162 |
0.1 |
Nitrate |
0.133 (as Nitrogen) |
10 (as Nitrogen) |
Nitrite |
0.017 (as Nitrogen) |
1 (as Nitrogen) |
Total Nitrate & Nitrite |
0.15 (as Nitrogen) |
10 (as Nitrogen) |
Selenium |
0.0011 |
0.05 |
Sodium |
70.9 |
160 |
Thallium |
0.0005 |
0.002 |
SECONDARY STANDARDS |
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Aluminum |
0.0333 |
0.2 |
Chloride |
112 |
250 |
Copper |
0.0065 |
1 |
Fluoride |
0.044 |
2.0 |
Iron |
0.0696 |
0.3 |
Manganese |
0.002 |
0.05 |
Silver |
0.0024 |
0.1 |
Sulfate |
11.1 |
250 |
Zinc |
0.0231 |
5 |
Color |
- |
15 Units |
Odor |
1 (ton) |
3 (threshold odor number) |
pH |
9.0 |
6.5 - 8.5 |
Total Dissolved Solids |
90 |
500 |
Foaming Agents |
0.053 |
0.5 |
