What areas have high radon levels?
Here are the 10 states with the highest Radon levels:
- Alaska (10.7)
- South Dakota (9.6)
- Pennsylvania (8.6)
- Ohio (7.8)
- Washington (7.5)
- Montana (7.4)
- Kentucky (7.4)
- Idaho (7.3)
Is radon mitigation required in Wisconsin?
While radon testing is not required by law or regulated in Wisconsin, we recommend testing for radon during real estate transactions to better understand radon levels and lung cancer risk.
Where are radon levels highest in a house?
Radon levels are usually highest in the basement or crawl space. When someone breathes in radon gas, it goes into their lungs, exposing them to small amounts of radiation. This may damage the cells in the lining of the lungs and increase a person’s risk of lung cancer.
What time of year are radon levels highest?
Radon levels can vary by season, with the highest levels typically occurring during the months that we heat our homes. That means that even if your home’s radon was below the EPA’s suggested action level of 4.0 picocuries per liter of air during the warmer months, it could be above that level during the winter.
What are signs of radon poisoning?
A persistent cough could be a sign that you have radon poisoning.
- Persistent cough.
- Shortness of breath.
- Coughing up blood.
- Chest pain.
- Frequent infections like bronchitis and pneumonia.
- Loss of appetite.
How quickly can radon affect you?
If a person has been exposed to radon, 75% of the radon progeny in the lungs will become harmless lead particles after 44 years. When a particle damages a cell to make it cancerous, the onset of lung cancer takes at least five years, but often takes 15 to 25 years and even longer.
Does radon get worse over time?
Radon levels are constantly changing – hourly, daily, and seasonal fluctuations are all common. Likewise, radon flows faster when there is a bigger difference in pressure between the high pressure soil and the low pressure air.
What are the signs your home has a Radon problem?
Radon gas is present in the air in varying amounts. High levels of radon gas in homes and buildings are harmful to the body, frequently leading to cancer of the lungs in individuals often exposed to it. Most of radon symptoms, like difficulty breathing, chest pains, presence of blood with coughing,…
Where is radon most prevalent?
Radon exists in every state and approximately 6% of all houses have elevated levels. The highest average radon concentrations in the United States are found in Iowa and in the Appalachian Mountain areas in southeastern Pennsylvania. Some of the highest readings have been recorded in Mallow, County Cork , Ireland.
What is the EPA level of radon?
Radon Action Levels. The Environmental Protection Agency (EPA) and The World Health Organization (WHO) have both conducted studies and come out with a recommended Radon Action Level. The EPA has a radon action level of 4.0 pCi/L.
Where is the high radon areas in the US?
High radon areas in the U.S. tend to be in the northern section of the country due to the types of soils found there. States with high concentrations of radon include Iowa, North Dakota, South Dakota, Maine, Minnesota, Illinois, Kansas, Montana, Idaho, Wyoming, Colorado, Pennsylvania, and Virginia.