600 Water Street is where he was last seen. It is not where his body was found.
https://m.youtube.com/watch?v=8_8VW-rwA9U&feature=share
Check this out, Missing 411:
https://www.amazon.com/Missing-Sobering-Coincidence-David-Paulides/dp/1511885661/ref=sr_1_1?s=books&ie=UTF8&qid=1504241034&sr=1-1&keywords=missing+411+david+paulides+a+sobering