formed by Big and Little Boulder Creeks, flows E to Mills Creek, 44 mi. W of Talkeetna, Alaska Range
Prospectors' name reported in 1906 by R. W. Porter, U.S. Geological Survey (USGS).
Chelatna Lake, Donkey Creek Lake, Shovel Lake,
Locales:Mountains:Fairview Mountain, Mount Yenlo,
Ridges:Streams:Big Boulder Creek, Big Shookum Creek, Bonanza Creek, California Creek, Clearwater Creek, Coffee Creek, Colorado Creek, Cottonwood Creek, Cripple Creek, Dome Creek, Easter Creek, Farmers Creek, Idaho Creek, John Creek, Little Boulder Creek, Mill Creek, Mills Creek, Pass Creek, Slate Creek, Squirrel Creek, Sunflower Creek, Twin Creek, Wetbutt Creek, Wolverine Creek,
Valleys:Chicago Gulch, Fergy Gulch, Orin Gulch, Stern Gulch, Wagner Gulch,
Cities: