Most of these residences are in low-radon zones, highlighting the need for comprehensive radon surveys," the researchers wrote. The map also revealed that levels of radon detected increased during ...

A new map has revealed that up to 25 percent of ... even though they are in low-radon zones. This highlights the need for more comprehensive surveys, they stated. The vast majority of radon ...

The EPA/VDH map shows three radon zones, color-coded red, orange and yellow. Counties and cities in the eastern portion of the state, from the Northern Neck to Virginia Beach, and west to I-95 ...

Much of the low radon map overlays well with traditional flood zones, in part because basements are rare in these areas, and homes are often built on raised foundations, allowing for additional ...

Need a break? Play the USA TODAY Daily Crossword Puzzle. According to EPA’s Map of Radon Zones, nearly three-quarters of New Mexico is considered to have “moderate” levels of radon emissions ...