Here’s an example,
Potawatomi State Park WI
Individual sites offer a mix of non-electric and electric pedestals (40 sites with electricity), but lack individual water or sewer hookups. There are communal water spigots in the park.
And another park
Devils Lake has Water on pedestals but not each campsite.
We carry an extra 7 gallon blue water carrier and refill our tank Using the rear siphon port.
Search result:
No, there are no Wisconsin State Park campgrounds that offer water hookups at every individual campsite. [1]
The Wisconsin Department of Natural Resources (DNR) deliberately designs its state park campgrounds to offer a more rustic experience. While many parks provide electrical hookups at select sites, none of them feature individual water or sewer connections at every campsite. [1, 2, 3, 4]