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United States mineral resources
Donald A. Brobst, Walden P. Pratt, editor(s)
1973, Professional Paper 820
The work on this volume began in January 1972, but in a broader sense its production began many years ago. The chapters were written by geologists most of whom have had many years of experience studying the geology of mineral deposits, and more particularly the commodities about which they have...
Ground-water hydrology of northern Napa Valley, California
Robert E. Faye
1973, Water-Resources Investigations Report 73-13
The alluvium of northern Napa Valley is the principal aquifer of the area and is capable of yielding as much as 3,000 gallons per minute to wells. Generally the larger-yielding wells are along the Napa River where the alluvium is thickest and most permeable. Recharge to the alluvium is chiefly...