Frequent Questions

What is the assumed volume of water ingested per day for an individual that is used to determine the radionuclide drinking water standards? For example, for the 4 millirem/year standard for beta emitters, how many liters must someone drink to actually get

The dose for radionuclides was calculated using a water intake of 2 liters per day. This assumption is referenced in 40 CFR ?141.66(d)(2), ?The concentration of man-made radionuclides causing 4 millirem total body or organ dose equivalents must be calculated on the basis of 2 liter per day drinking water intake.?
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