Flows NW to Fork Creek near its source, 11.6 mi SE of Eek Lake, 29 mi. W of Chikuminuk Lake and 74 mi. SE of Bethel, Kilbuck-Kuskokwim Mountains.
Named by prospectors, "probably 'Jens Kramme' who mined gold on Canyon Creek since 1911." Descriptive name given because it flows in a deep narrow valley, reported in 1956 by U.S. Geological Survey (USGS).
Akoswift Creek, Arsenic Creek, Canyon Creek, Fork Creek, Lake Creek, Little Swift Creek, Mountain Creek, Polar Bear Creek, Rainy Creek, Slate Creek, Sunset Creek, Swift Creek, Willow Creek, Windy Creek,