by Andrew Krietz, MLive.com
GRAND HAVEN, MI — As the Great Lakes swimming season starts, the data is in. Each Great Lake has unique shorelines and dangers, but Lake Michigan stands alone as the deadliest Great Lake.
The biggest reason: Swift currents.
http://www.mlive.com/news/grand-rapids/index.ssf/2015/06/why_lake_michigan_is_the_most.html