The only way to know if a home has elevated levels of radon is to test it. Testing is simple and easy. The law recognizes the need for radon testing in schools and workplaces and provides funds for states to initiate a variety of radon activities. O rigin of Radon Radon is a naturally occurring radioactive gas. You cannot see it, smell it, or taste it.
Most soils contain varying amounts of uranium.
Since radon is a gas, it can be found just about anywhere. It's usually found in rock and soil, but in some cases, well water may be a source of radon, exposing you when you are showering, washing clothes, and performing other household activities. Radon emanates from soil, rock and water into the air we breathe. Outdoors, radon is diluted to low concentrations and poses no problem. The magnitude of radon buildup indoors depends both on type of construction and concentration of radon in underlying soil.