40 CFR § 141.55
Maximum contaminant level goals for radionuclides
June 9, 2020
MCLGs for radionuclides are as indicated in the following table:
Open 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]
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