re: How would I go about getting running water into my camp?

Since you have electricity you can use a 120v system, unless you just like hauling batteries around.

You can rig up this system to it somehow I'm sure, and sell the parts you don't need. LINK

Here's another something you can rig up. LINK

Here's a $100 container. LINK

And here's someone who will put it together for you. Call Tyrone