The web Browser you are currently using is unsupported, and some features of this site may not work as intended. Please update to a modern browser such as Chrome, Firefox or Edge to experience all features Michigan.gov has to offer.
Carbon Monoxide Reports
The 2023 report on carbon monoxide poisoning surveillance provides information on 481 cases of illness due to unintentional CO poisoning among Michigan residents. This number included 31 deaths. Almost half of all CO poisonings occurred in the coldest months (December, January, February). The most common CO sources were vehicles, generators, furnaces, and water heaters. Read a summary of the 2023 report here.
The 2013 report provides data on the 823 individuals unintentionally poisoned by carbon monoxide in 2013, including 34 who died from the exposure. The three leading causes of exposure were: faulty furnaces or water heaters (22%), generators (20%) and vehicles (15%).
The 2012 report provides data on the 765 individuals unintentionally poisoned by carbon monoxide in 2012, including 22 who died from the exposure. The three leading causes of exposure were: faulty furnaces or water heaters (23%), vehicles (15%) and fire (15%).
The 2011 report provides data on the 934 individuals unintentionally poisoned by carbon monoxide in 2011, including 22 who died from the exposure. The three leading causes of exposure were: faulty furnaces or water heaters (23%%), generators (10.5%) and vehicles (10.3%).
The 2010 report provides data on the 986 individuals unintentionally poisoned by carbon monoxide in 2010, including 26 who died from the exposure. The three leading causes of exposure were: faulty furnaces or water heaters (26%), fires (10%), and power machinery misplacement (7%).
The 2009 report on carbon monoxide poisoning surveillance provides information about the 41 deaths and 1,050 non-fatal carbon monoxide poisonings that occurred in Michigan in 2009. More than 60 percent occurred during the winter months, and happened most frequently at home. About 11% happened at work.