outwash


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Related to outwash: outwash terrace

outwash

[′au̇t‚wäsh]
(geology)
Sand and gravel transported away from a glacier by streams of meltwater and either deposited as a floodplain along a preexisting valley bottom or broadcast over a preexisting plain in a form similar to an alluvial fan. Also known as glacial outwash; outwash drift; overwash.
Soil material washed down a hillside by rainwater and deposited on more gently sloping land.
References in periodicals archive ?
Average radon levels were even greater when these two bedrock units were overlain by glacial outwash and postglacial alluvium.
A strong downwash and outwash was generated in a complicated manner for the 2008 F1 car using large aerodynamic devices to feed as much mass flow as possible underneath the car.
Topographic influences on soils and trees within single mapping units on a sandy outwash landscape.
Characteristically, detrital wood and peat cakes occurred in close association with main glacier outwash streams, originating from beneath glacier ice within a few hundred meters of the ice fronts.
Quaternary fluvial deposits along the Loup River in Nebraska (Figure 12) are aeolian reworked sands derived from Pleistocene glacial outwash (Epley, 2014), These are being mined and processed by Preferred Sands of Genoa and used in the production of resin-coated sand proppant (Shale Reporter, 2013).
Pilliga State Conservation Area (SCA) is a 33 386 ha conservation reserve located on the flat outwash plain within the northern Pilliga forest.
The biggest piece of bad luck was being caught in the outwash of the Macondo well blowout, which Shell had nothing to do with and was far from the Arctic.
The presence of perennial streams discharging out of gorges and ravines and transiting a combination of fault zones, adjacent steeply dipping, fractured sedimentary basin rocks, glaciofluvial outwash, and active karst (Fig.
Soil types include AST = alluvium and stream terrace deposits, OPN = glacial outwash plains, nonforested, and GM = undifferentiated glacial moraines (Davidson and Hamish 1978).
This was in pooled stream water in a peat fan below a long dry glacial outwash gully in the East draining Vat Creek, Watershed #6.
Around Kaffrine and in some areas of the region Luga, it will promote the development of 1,200 ha of lowland and outwash plains flood for rice and winter gardening.
4% of the land area of Illinois and most are located in the northern half of the state on glacial outwash plains resulting from erosion events associated with Wisconsin glaciations (Willman and Frye 1970).