Named as Arlington gravel member of Vashon drift in area (T31-32N R5-6E) of western Snohomish Co, WA in eastern part of Puget Lowland. Composed of an outwash deposit of sand and gravel forming thin veneer over a terrace cut mainly in the earlier Stillaguamish sand member (new) of Vashon drift. Underlies Marysville sand member (new) of Vashon drift. Map legend shows age as Pleistocene.
Source: GNU records (USGS DDS-6; Menlo GNULEX).
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
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