Hall, F.R., and Palmquist, W.N., Jr., 1960, Availability of ground water in Carroll, Gallatin, Henry, Owen, and Trimble Counties, Kentucky: U.S. Geological Survey Hydrologic Atlas HA-23.
Palmquist, W.N., Jr., and Hall, F.R., 1961, Reconnaissance of ground-water resources in the Bluegrass Region, Kentucky: U.S. Geological Survey Water-Supply Paper 1533.
Price, W.E., Jr., 1964, Geology and hydrology of alluvial deposits along the Ohio River between Ethridge and the Twelve-Mile Island, Kentucky.
Unthank, M.D., and Nelson, H.L., Jr., 1998, Public ground-water supplies of Henry, Oldham, and Trimble Counties, Kentucky, 1995-96: U.S. Geological Survey.
Water-resource publications of the Kentucky Geological Survey may be viewed at the Water Research Library on the Kentucky Geological Survey's Web site.