WATER SUPPTY OP PASTERN AND SOUTHERN PEORIDA. 199 
formation. A bluff at the mouth of the south fork shows twenty- 
five feet of the Jacksonville formation. A bluff on the north bank 
Fig. 8.—Map showing the areas of artesian flow in Clay and Putnam 
Counties. The' area in which flowing wells can be obtained is indicated 
by shading. 
