175 
THE ARTESIAN WATER SUPPLY OF EASTERN FLORIDA. 
below a hard rock upon which the casing was landed. The follow¬ 
ing is a log of this well as given by Mr. Melton: 
Dark sandy soil. 
White marl . 
Sand and shell . 
Blue clay . 
Sand and shell . 
Limestone, medium hard, 
with depth . 
Feet. 
. o- 6 
.. . ..•'. 6- 15 
. 15-30 
.30-65 
.65- 87 
First flow at 88 feet, increase of water 
...87-130 
Scale of Miles 
0 8 
Fig. 16.—Map showing the areas of artesian flow in Volusia County. The 
areas in which flowing wells can be obtained are indicated by shading. 
