“At the request of the U.S. Coast Guard, an interagency team (comprised of representatives of
the National Park Service, the US Department of Interior, and the National Institute for
Occupational Safety and Health) investigating boat-related CO poisonings compiled a listing
of CO poisonings occurring across the United States. The last update of the listing compiled
by the interagency team was dated October 2004.”
https://www.cdc.gov/niosh/topics/coboating/pdfs/ntlcaselisting.pdf