Does the big sites for big crowds have water and electricity?

No, the are primitive. There are other areas with water and electric that groups who want water and electric can rent though.

There's no running water or electricity on the campground.but there is a campground community center where they have a working restrooms working showers any store that's open all day a pool arcades pool table basketball courtfor the kids but there is a river that runs along the sites

There wud be 6 adults and 8 children...cud you tell me about sites or site to accommodate a group this size