Get What Do People Know About Radon? - State Of New Jersey - Nj

Not to be forgotten, homes built on a slab are also at risk for high radon levels. As a matter of fact, homes built on a slab to not have the 'buffer' of a basement or crawl space to absorb and dissipate radon gas before it enters the living area of a home.

From the subsoil, radon enters the atmosphere and also buildings. Indoors, radon is therefore present everywhere. Old buildings are more often affected than new ones, buildings with basement more often than buildings without basement.

RADON‡ OSHA PEL 8-hour TWA (ST) STEL (C) Ceiling PeakNIOSH REL Up to 10-hour TWA (ST) STEL (C) CeilingPEL-TWA100 pCi/L (This is the limit that a worker (over 18 years of age) can be exposed to in 40 hours in a consecutive 7 day period.)REL-TWAPEL-STELREL-STELPEL-CREL-CSkin notationNASkin notation5 more rows • Jan 11, 2021

Basements and crawl spaces under the houses allow more opportunity for entry of radon gas from soil. The U.S. Environmental Protection Agency (EPA) estimates that 6%, or approximately 6 million U.S. homes, have concentrations of radon above 4 picocuries per liter (pCi/L) (EPA 2009c).

Earth-based building materials such as solid stone materials, cast concrete, concrete masonry, brick, and adobe ordinarily are not significant sources of indoor radon.

Test your home or school again if there are major remodeling or changes to the HVAC system. Any home, school or building can have high-levels of radon, including new and old homes, well-sealed and drafty homes, and homes with or without basements. With prolonged exposure, radon may pose a health hazard.

In New Jersey, high levels of radon gas were detected in 10% of homes. In other words, the test results exceeded the EPA's action level of 4 picoCuries per liter. “Radon is responsible for an estimated 21,000 lung cancer deaths every year and is the leading cause of lung cancer in people who have never smoked.

At the time of contract of sale, New Jersey law (N.J.A.C. 26:2D-73) requires that the seller provide the buyer with a copy of the results of any radon testing and information on any radon remediation conducted in the home.