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Piedmont alluvial deposits

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Includes deposits of higher gradient tributaries bordering major stream valleys, alluvial veneers of the piedmont slope, and alluvial fans. May locally include uppermost Pliocene deposits.
State New Mexico
Name Piedmont alluvial deposits
Geologic age Holocene to lower Pleistocene
Lithologic constituents
Major
Unconsolidated (Alluvial)Includes deposits of higher gradient tributaries bordering major stream valleys, alluvial veneers of the piedmont slope, and alluvial fans
References

Green, G.N., Jones, G.E., and Anderson, O.J., 1997, The Digital Geologic Map of New Mexico in ARC/INFO Format: U.S. Geological Survey Open-File Report 97-0052, 9 p., scale 1:500,000.

https://pubs.er.usgs.gov/publication/ofr9752
NGMDB product
Counties Bernalillo - Catron - Chaves - Colfax - DeBaca - Dona Ana - Eddy - Grant - Guadalupe - Hidalgo - Lea - Lincoln - Los Alamos - Luna - Mora - Otero - Quay - Rio Arriba - Roosevelt - Sandoval - San Miguel - Santa Fe - Sierra - Socorro - Taos - Torrance - Valencia