Most RV campgrounds have a city water connection. This is a faucet at your campsite that allows you to connect your RV directly to a city water supply.

Why does my GREY water tank smell like rotten eggs?

Sometimes gray and black water tanks release unpleasant smells, especially if they are almost full and not well cleaned. In the water heater, the bacteria react with magnesium or aluminum anode rods in the heater to produce a rotten egg smell.