Question 1

What is the EPA limit for radon in drinking water?

Accepted Answer

The EPA has not set a federal MCL for radon, though some states have their own limits and health-based screening levels.

Question 2

What are the health effects of radon in drinking water?

Accepted Answer

Radon is the second leading cause of lung cancer in the United States after smoking, responsible for an estimated 21,000 deaths annually. When dissolved in drinking water, radon escapes into indoor air during showering, dishwashing, and oth

Question 3

Where does radon in drinking water come from?

Accepted Answer

Radon is a naturally occurring radioactive gas produced by the decay of uranium-238, which is present in most soils and rocks. Groundwater in contact with uranium-bearing geological formations dissolves radon gas. The highest radon concentr

Question 4

How do I remove radon from my drinking water?

Accepted Answer

Radon is effectively removed by: Aeration, Activated Carbon. Look for NSF-certified filters that explicitly list radon reduction.

Radon in Drinking Water - EPA MCL, Health Effects & Removal