[flybouy]

Originally Posted by bsmith0404

I guess if you’re worried about potable water. We take 5 gallons of potable water plus water bottle for cooking/coffee/washing dishes with us so the fresh tank is only for toilet/showers.

The weight of water/gal remains constanf no matter where it's contained. You add a very small amount of extra weight in the bottles or jugs themselves vs inside the tank but that's splitting hairs.