The unconfined aquifer in central and southeastern Delaware occurs as a southward-thickening blanket of fine to coarse sand, and is recharged almost totally by precipitation and discharge is principally by seepage to streams, bays, and the ocean.
Please give proper credit to the Delaware Geological Survey.
Johnston, R.H., 1977, Digital Model of the Unconfined Aquifer in Central and Southeastern Delaware: Delaware Geological Survey Bulletin 15.
Delaware Geological Survey
University of Delaware
Delaware Geological Survey Building
Newark, DE 19716
Mon - Fri; 8:00am to 4:30pm