Overview Cle Elum River Group Campground is located within the Cle Elum River Campground situated just off its namesake river in Okanogan-Wenatchee National Forest. Set in a mixed-conifer forest at an elevation of 2,300 feet and surrounded by high mountains, this campground offers a large site suitable for large family and group camping excursions. Recreation In addition to being a prime location for hiking, fishing, swimming and birding in summer and early fall, the Cle Elum River area offers