It's not a health hazard if a body decomposes. One guy who's...

It's not a health hazard if a body decomposes. One guy who's unfortunate enough to drown in the river is not going to cause issuesùit's not a lot of bacteria, and it doesn't take very long for it to decompose completely. Think of it this way: 650,000 gallons of water flow through the river every day. Just one individual is not a big deal.