Originally Posted By: wildman800
It's always difficult to figure how much water is enough. It would be easier if water weighed less.


Isn't that the truth. It effectively weighs less if it is in you. Always a good idea to super-hydrate before you hit the trail. That way you don't have to carry it on your back. Even then I carry a 100oz bladder and an extra liter Nalgene for cooking with.