Flat or nearly flat land along a river or stream or in a tidal area that is covered by water during a flood. [EPA Terms of Environment <http://www.epa.gov/OCEPAterms/>]
This category is also used for bottomlands.
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Surficial geologic maps along the riparian zone of the Animas River and its headwater tributaries, Silverton to Durango, Colorado, with upper Animas River watershed gradient profiles

This product consists of Adobe Acrobat .PDF format documents for 10 surficial geologic strip maps along the Animas River watershed from its major headwater tributaries, south to Durango, Colo. The Animas River originates in the San Juan Mountains north o