What is Radon Gas?

Radon gas is a deadly, naturally occurring gas that comes from the soil. When uranium decays, the radioactive decay process eventually produces radon gas. Radon gas can seep into homes and buildings from the cracks, voids and openings in the foundation.

Some Radon Facts and Links:

  • #1 cause of lung cancer among non-smokers.
  • #2 cause of lung cancer overall.
  • The US EPA says to fix radon levels greater than 4 picocuries per liter.
  • The World Health organization says to reduce radon levels greater than 2.7 pci/L
  • Radon is radioactive, invisible, odorless and tasteless.
  • It's heavier than normal air. It tends to be higher in your basement.
  • Sealing cracks in concrete floors is usually not enough to control radon in homes.
  • Sump pump basins and crawlspaces can be major contributors of radon entry.
  • Radon was once considered only a problem with miners. 
  • It is found in homes all over the USA and the World.
  • You can test for it yourself with a charcoal radon test kit.
  • Radon exposure can be prevented.
  • Thousands of Denver area homes have been mitigated for radon.
  • Radon systems are permanently installed in homes and buildings to prevent its entry.
  • Nearly half of Denver county homes test above the radon threshold. 44% of Boulder, 60% of Larimer County and 39% of El PAso County measure above the EPA action level.


Learn more about radon mitigation systems in Colorado

Purchase a radon test kit to see if your home or building is at risk. 

Purchase Radon Test Kit