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There's a plan to respond to radon levels in the Old Courthouse subbasement, revealed Monday to be more than twice the level calling for action. Radon levels in Old Courthouse trigger a plan, but ...
Since indoor radon levels are tied to airflow, levels can fluctuate day to day and by season. This makes long-term testing, which takes between 90 and 365 days, the most accurate method.
The U.S. Surgeon General and EPA recommend all homes be tested for radon. Since 1985, millions of homes have been tested for radon in the U.S. [22] By adding a crawl space under the ground floor, which is subject to forced ventilation, the radon level in the house can be lowered. [23]
Under this modeling, the best policy is obviously to reduce the radon levels of all homes where the radon level is above average, because this leads to a significant decrease of radon exposure on a significant fraction of the population; but this effect is predicted in the 0–200 Bq/m 3 range, where the linear model has its maximum uncertainty ...
More than 26% of Erie County homes tested for radon between 2010 and 2020 have detected high levels of the odorless, colorless, tasteless, and deadly gas.
In the United States, it is recommend to fix homes with radon levels at or above 4 pCi/L. At the same time it is also recommends that people think about fixing their homes for radon levels between 2 pCi/L and 4 pCi/L. [98] In the United Kingdom the ideal is presence of radon indoors is 100 Bq/m-3.
A typical radon test kit Fluctuation of ambient air radon concentration over one week, measured in a laboratory. The first step in mitigation is testing. No level of radiation is considered completely safe, but as it cannot be eliminated, governments around the world have set various action levels to provide guidance on when radon concentrations should be reduced.
The Boise School District says it found radon in three classrooms at North Junior High School over the winter break. The school district said Thursday that it acted swiftly to ventilate the ...