Post on 30-Nov-2021
DEPARTMENT OF THE INTERIOR U.S. GEOLOGICAL SURVEY
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, .. EXPLANATION
LIMIT OF AQUIFER
WELL ANO WELL NUMBER
SUBSURFACE CONTOUR -- Show.s altitude of top of Castle Hayne aquifer. Dashed whe·re approximately located. Contour interval 100 feet. Datum is sea level
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LINE OF EQUAL CHLORIDE CONCENTRATION -- Shows approximately where water at bottom of aquifer contains 250 milligrams per liter chlo.ride
LINE OF EQUAL CHLORIDE CONCENTRAT1ON -- Shows approximately where water at top of aquifer contains 250 milligrams per liter chloride
TRANSITION ZONE FROM FRESHWATER TO WATER CONTAINING 250 MILLIGRAMS PER LITER CHLORIDE
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ALTITUDE OF THE TOP OF THE CASTLE HAYNE AQUIFER
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OPEN-FILE REPORT 87-69.0 PLATE 24
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UNITED STATES DEPARTMENT OF THE INTERIOR
GEOLOGICAL SURVEY
SOURCE DATA
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POPULATION KEY
CHARLOTTE ASHEVILLE.. Greenville ..
•.•. 1'!10" ti••" 100 000 .....• $0.000 to 100,000
...... _ ... 10.000 ~ 50..000 • ••. 2.SOO lfl 10,tXIO
..... 1'1H2.500