Originally Posted by
Gauges and Dials
If there were any water in the tank, wouldn't it be pretty much the first thing out as you started drawing from the tank, rather than the last thing you'd get as you got towards empty?
Not necessarily. I'm not familiar with the RJ fuel system, but on just about every aircraft I've flown fuel is normally drawn from the top of a standpipe with sits above the bottom of the tank. When the fuel level drops below the standpipe, fuel is then drawn from the bottom of the tank.