['Water Programs']
['Maximum Contaminant Levels', 'Water Quality', 'Safe Drinking Water']
05/03/2022
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UPGRADE TO CONTINUE READING
MCLGs for radionuclides are as indicated in the following table:
| Contaminant | MCLG |
| 1. Combined radium-226 and radium-228 | Zero. |
| 2. Gross alpha particle activity (excluding radon and uranium) | Zero. |
| 3. Beta particle and photon radioactivity | Zero. |
| 4. Uranium | Zero. |
[65 FR 76748, Dec. 7, 2000]
