Campgrounds in Utah where official data confirms drinking water. In the desert parks water may be turned off in winter or limited to a few spigots - check the open season on each campground page.
11 confirmed matches
Bullfrog RV & Campground
Confirmed: drinking water.
Fruita Campground
Confirmed: drinking water. Listed for rigs up to 52 ft.
Green River Campground
Confirmed: drinking water. Listed for rigs up to 75 ft.
Halls Crossing RV & Campground
Confirmed: drinking water.
Hovenweep Campground
Confirmed: drinking water. Listed for rigs up to 58 ft.
Needles District Campground
Confirmed: drinking water. Listed for rigs up to 28 ft.
North Campground (UT)
Confirmed: drinking water. Listed for rigs up to 60 ft.
Point Supreme Campground
Confirmed: drinking water. Listed for rigs up to 40 ft.
South Campground (UT)
Confirmed: drinking water. Listed for rigs up to 57 ft.
Sunset Campground (UT)
Confirmed: drinking water. Listed for rigs up to 30 ft.
Watchman Campground
Confirmed: drinking water.
47 more might match - some of your requirements are not listed in the official data
Aspen Grove (Uinta-Wasatch-Cache National Forest, UT)
Listed for rigs up to 60 ft. Not listed: drinking water.
Balsam (Uinta-Wasatch-Cache National Forest, UT)
Listed for rigs up to 35 ft. Not listed: drinking water.
Bear Canyon
Not listed: drinking water.
Box Elder Campground
Listed for rigs up to 40 ft. Not listed: drinking water.
Bridger Campground
Listed for rigs up to 40 ft. Not listed: drinking water.
Bridger Lake Campground
Not listed: drinking water.
Butterfly Campground
Listed for rigs up to 25 ft. Not listed: drinking water.
China Meadows Campground
Listed for rigs up to 25 ft. Not listed: drinking water.
China Meadows Trailhead Campground
Listed for rigs up to 25 ft. Not listed: drinking water.
Christmas Meadows Campground
Listed for rigs up to 40 ft. Not listed: drinking water.
Cobblerest Campground
Listed for rigs up to 25 ft. Not listed: drinking water.
Currant Creek
Listed for rigs up to 55 ft. Not listed: drinking water.
Hayden Fork Campground
Listed for rigs up to 20 ft. Not listed: drinking water.
Hoop Lake Campground
Listed for rigs up to 45 ft. Not listed: drinking water.
Lewis M. Turner Campground (UT)
Listed for rigs up to 45 ft. Not listed: drinking water.
Lilly Lake Campground
Listed for rigs up to 50 ft. Not listed: drinking water.
Lodge Campground (UT)
Listed for rigs up to 15 ft. Not listed: drinking water.
Lodgepole At Heber
Not listed: drinking water.
Lower Meadows Campground
Listed for rigs up to 55 ft. Not listed: drinking water.
Lower Provo Campground
Listed for rigs up to 70 ft. Not listed: drinking water.
Magpie Campground (UT)
Listed for rigs up to 60 ft. Not listed: drinking water.
Marsh Lake Campground
Listed for rigs up to 72 ft. Not listed: drinking water.
Mill Hollow
Listed for rigs up to 50 ft. Not listed: drinking water.
Mirror Lake
Listed for rigs up to 74 ft. Not listed: drinking water.
Monte Cristo
Listed for rigs up to 55 ft. Not listed: drinking water.
Mt. Timpanogos
Listed for rigs up to 20 ft. Not listed: drinking water.
Perception Park
Listed for rigs up to 60 ft. Not listed: drinking water.
Pioneer Campground (UT)
Listed for rigs up to 35 ft. Not listed: drinking water.
Ponderosa Uinta
Not listed: drinking water.
Red Banks Campground
Listed for rigs up to 20 ft. Not listed: drinking water.
Redman Campground
Listed for rigs up to 36 ft. Not listed: drinking water.
Renegade
Listed for rigs up to 30 ft. Not listed: drinking water.
Shady Dell Campground
Not listed: drinking water.
Simpson Springs Campground
Not listed: drinking water.
Soapstone
Not listed: drinking water.
Soldier Creek
Not listed: drinking water.
South Fork (UT)
Listed for rigs up to 55 ft. Not listed: drinking water.
Stateline
Not listed: drinking water.
Strawberry Bay
Not listed: drinking water.
Sulphur Campground
Listed for rigs up to 38 ft. Not listed: drinking water.
Tanners Flat
Not listed: drinking water.
Tony Grove Campground
Listed for rigs up to 35 ft. Not listed: drinking water.
Trial Lake Campground
Listed for rigs up to 40 ft. Not listed: drinking water.
Washington Lake
Not listed: drinking water.
Whiting
Listed for rigs up to 45 ft. Not listed: drinking water.
Willows Campground (UT)
Listed for rigs up to 40 ft. Not listed: drinking water.
Yellow Pine Campground (UT)
Not listed: drinking water.
Data: Recreation.gov (RIDB) and the National Park Service. Availability is only on the official reservation sites.
Drinking water is reported in detail mainly for national park campgrounds, so many forest campgrounds appear under “not listed”. Not listed means the official data is silent, not that there is no water.