U.S. Geological Survey
National Water-Quality Assessment Program

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Bibliography

Apodaca, L.E., and J.B. Bails, 2000, Water quality in alluvial aquifers of the Southern Rocky Mountains physiographic province, Upper Colorado River Basin, Colorado, U.S. Geological Survey Water-Resources Investigations Report 99-4222, 68 p.

Heath, R.C., 1984, Ground-water regions of the United States, U.S. Geological Survey Water-Supply Paper 2242, 78 p.

Maupin, M.A., and Barber, N.L., 2005, Estimated withdrawals from Principal Aquifers in the United States, 2000: U.S. Geological Survey Circular 1279, 46 p.

Miller, J.A., (ed.), 2000, Ground water atlas of the United States, U.S. Geological Survey, Reston, Virginia, variously paged.

Rosenshein, J.S., 1988, Chapter 21: Region 18, Alluvial valleys, in Back, W., Rosenshein, J.S., and Seaber, P.R., eds., The geology of North America, Volume O-2, Hydrogeology, The Geological Society of America, Boulder, Colorado, 524 pp.

U.S. Geological Survey, 2003, Principal aquifers, U.S. Geological Survey, Reston, Virginia (map, Rev. 2003) (URL: http://nationalatlas.gov/ )