Williams Reservoir   Be the first to submit input for Williams Reservoir. If you have info on Williams Reservoir, Crook County, Wyoming please submit it here to improve this web site.          These outdoors activities are available near Williams Reservoir.   Public Lands Near Williams Reservoir: Devils Tower National Monument, Devils Tower - WY, 49 miles away Jewel Cave National Monument, Custer - SD, 55 miles away Mount Rushmore National Memorial, Keystone - SD, 62 miles away   Hotels Near Williams Reservoir: Best Western Inn At Sundance, Sundance, 17 miles away Rodeway Inn Sundance Mountain Inn, Sundance, 19 miles away Travelodge Spearfish, Spearfish, 20 miles away Days Inn Spearfish, Spearfish, 20 miles away Super 8 Belle Fourche SD, Belle Fourche, 20 miles away   Hiking Trails Near Williams Reservoir: Iron Creek Trail, Lawrence County, 16 miles away   Ski Areas Near Williams Reservoir: Terry Peak, South Dakota, 24 miles away       1100 foot drop, 6 lifts, 24 runs   Whitewater Near Williams Reservoir: Spearfish Creek, LawernceCounty, 20 miles away       Class II - 1.5 miles long (City Park to Evans Park)