GREAT BARRINGTON, Mass. (WWLP) – Two Berkshire County teens are recovering after being found unresponsive in a home with high levels of carbon monoxide. 

Great Barrington fire officials said they found potentially lethal levels of the gas in a home on Saturday. 

The teens were rushed to the hospital and are expected to make full recoveries. 

Fire officials determined the source to be a gas furnace and a plugged chimney. There were also no working carbon monoxide detectors in the home.