flows NW to Maston Creek which flows to Crosby Creek, in Kugrupaga River basin, 6 mi. SW of Ear Mtn. and 40 mi. N of Teller, Seward Peninsula High.
Prospectors' name reported in 1901 by T. G. Gerdine (in Collier, 1902, pl. 12), U.S. Geological Survey (USGS).
Ear Mountain, The Ears, Ears Peak, East Peak, North Hill, West Peak,
Rivers:Kugrupaga River, North Fork Nuluk River, South Fork Nuluk River,
Streams:Crosby Creek, Deer Creek, Dinsmore Creek, Gay Creek, Maria Creek, Maston Creek, Middle Fork Eldorado Creek, Pinnacle Creek, Quartz Creek, Saddle Creek, Step Creek, Wilkins Creek, Willow Creek,
Valleys:Cabin Gully, Idaho Gulch, Pinnacle Gulch, Shaft Gully, Step Gulch,