Outwash, Delta (SDQlod;0)

Heterogeneous sand and gravel of glaciofluvial orgin. Typically forms level terrain at the mouths of meltwater streams which flowed into Glacial Lake Dakota. Thickness up to 30 ft (9m).

State	South Dakota
Name	Outwash, Delta
Geologic age	Phanerozoic \| Cenozoic \| Quaternary \| Pleistocene [Upper Wisconsin]
Original map label	Qlod
Primary rock type	sand
Secondary rock type	gravel
Other rock types
Lithologic constituents	Major Unconsolidated > Coarse-detrital > Gravel (Glacial, outwash) Unconsolidated > Coarse-detrital > Sand (Glacial, outwash)
Map references	Martin, J. E., Sawyer, J. F., Fahrenbach, M. D., Tomhave, D. W., and Schulz, L. D., 2004, Geologic Map of South Dakota: South Dakota Geological Survey
Unit references	Martin, J. E., Sawyer, J. F., Fahrenbach, M. D., Tomhave, D. W., and Schulz, L. D., 2004, Geologic Map of South Dakota: South Dakota Geological Survey
Geographic coverage	Brown