Date Published: 03/20/2007 [Source]
More than half of the homes tested for radon earlier this year had levels above the recommended limits, a result one county health official Monday called "quite shocking."
Test results from 258 homes showed 55 percent contained radon above the recommended limit of 4 picoCuries per liter of air, Jim Steinhoff, environmental health specialist for the La Crosse County Health Department, said.