In article ,
dgk wrote:

It looks like the tank is finally going since it's wet underneath it.
I'm guessing that because gas is involved I had best just pick one out
at Sears or somewhere and have it installed? I'm ok at fixing stuff
but I don't think I want to mess around with gas.

How long do I have if the floor was damp around it?

17 days, 14 hours, 12 minutes.