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Altitude and generalized configuration of the top of the Floridan aquifer, St. Johns County, Florida

Water-Resources Investigations Report 83-4101

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Abstract

The Floridan aquifer is the principal source of freshwater to wells in most of St. Johns County. The aquifer consists of a thick sequence of interbedded limestone and dolomite of Eocene age. The top of the Floridan aquifer, which is irregular throughout St. Johns County, ranges from less than 90 feet below sea level in the extreme southestern part to more than 360 feet below sea level in the northern part. (USGS)

Additional Publication Details

Publication type:
Report
Publication Subtype:
USGS Numbered Series
Title:
Altitude and generalized configuration of the top of the Floridan aquifer, St. Johns County, Florida
Series title:
Water-Resources Investigations Report
Series number:
83-4101
Edition:
-
Year Published:
1983
Language:
ENGLISH
Description:
1 map : col. ; 98 x 72 cm., folded in envelope 31 x 23 cm.