found: Work cat.: Schroeder, D.J. Pilchuck Valley reflections, c2012.
found: GNIS, Nov. 20, 2014(Pilchuck River, stream, Snohomish County, Washington; mouth: 47.9037090° -122.0909621° 47°54ʹ13ʺN 122°05ʹ27ʺW; source: 47.9887146° -121.6787304° 47°59ʹ19ʺN 121°40ʹ43ʺW)
found: Wikipedia, Nov. 20, 2014(Pilchuck River is a river in the U.S. state of Washington. The name is derived from Chinook Jargon pilpil ("blood", "red") and chuck ("water"), or "red water"; originates in the Cascade Range. It flows generally west and then south, past Granite Falls, to join the Snohomish River near Snohomish; source: 47°59ʹ19ʺN 121°40ʹ43ʺW; mouth: 47°54ʹ13ʺN 122°5ʹ27ʺW)
found: Washington place names, via WWW, Nov. 20, 2014(Pilchuck River. This river rises on the west side of Bald Mountain, near Sultan Basin in central Snohomish County and southwest to the Snohomish River at Snohomish)