Snell Creek is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map, accessed March 10, 2011 watercourse in Napa County, California.David L. Durham. 2001 It is situated approximately five miles north of Aetna Springs and is a tributary of Butts Creek, which ultimately merges into Putah Creek.Putah Creek Watershed. sacriver.org, accessed April 6, 2018
Plants Snell Valley is noted for its biodiversity of flora, and within Snell Valley is the Missimer Wildflower Preserve. An example of wildflowers in the Snell Creek watershed is yellow mariposa lily, Calochortus luteus.C. Michael Hogan. 2009
Line notes
References David L. Durham. 2001. Durham's place names of California's old wine country, page 65 C. Michael Hogan. 2009. Yellow Mariposa Lily: Calochortus luteus, GlobalTwitcher.com, ed. N. Stromberg