Sopori Wash

Evans, D.W., and Pool, D.R., 2000, Aquifer compaction and ground-water levels in south-central Arizona: U.S. Geological Survey Water-Resources Investigations Report 99-4249, 54 p.

Nelson, K., and Erwin, G., 2001, Santa Cruz Active Management Area 1997-2001: Arizona Department of Water Resources Hydrologic Monitoring Report, 44 p.

Cordy, G.E., Gellenbeck, D.J., Gebler, J.B., Anning, D.W., Coes, A.L., Edmonds, R.J., Rees, J.A.H., and Sanger, H.W., 2000, Water quality in the central Arizona basins, Arizona, 1995-98: U.S. Geological Survey Circular 1213, 38 p.

Pranschke, S.T.A.M., 2001, Investigations into the availability of additional water supplies and water storage areas for the Santa Cruz Active Management Area, Arizona: Tucson, University of Arizona, M.S. thesis, 68 p.

Schumann, H.H., Laney, R.L., and Cripe, L.S., 1986, Land subsidence and earth fissures caused by ground-water depletion in southern Arizona, in Anderson, T.W. and Johnson, A.I., eds., Regional aquifer systems of the United States - Southwest alluvial basins of Arizona: American Water Resources Association Monograph Series no. 7, p. 81-91.

Montgomery, E.L., and Harshbarger, J.W., 1992, Arizona hydrogeology and water supply: Applied Hydrogeology, v. 1, no. 1, p. 25-37.

Coes, A.L., Gellenbeck, D.J., Towne, D.C., and Freark, M.C., 2000, Ground-water quality in the Upper Santa Cruz Basin, Arizona, 1998: U.S. Geological Survey Water-Resources Investigations Report 00-4117, 55 p.

Ludington, S., Moring, B.C., Miller, R.J., Flynn, K., Hopkins, M.J., Stone, P., Bedford, D.R., and Haxel, G.A., 2005, Preliminary integrated geologic map databases for the United States - western states: California, Nevada, Arizona, and Washington: U.S. Geological Survey Open-File Report 2005-1305, Unpaginated, scale 1:1,000,000.

Horstman, K.C., 1996, Geological, remote sensing, and geophysical investigation of the greater Arivaca region, Pima and Santa Cruz Counties, Arizona: Tucson, University of Arizona Ph.D. dissertation, 106 p., 3 sheets, scale 1:100,000.

Gettings, M.E., and Houser, B.B., 1997, Basin geology of the upper Santa Cruz Valley, Pima and Santa Cruz Counties, southeastern Arizona: U.S. Geological Survey Open-File Report 97-0676, 40 p., 6 sheets, scale 1:250,000.