WATER SUPPLY OE EASTERN AND SOUTHERN FLORIDA. 213 
elevation of the well above the St. Johns River is reported to be 
22 feet. The water in the well comes to within 16 feet of the 
surface or stands 6 feet above the level of the water in the St. 
Johns River. 
The following is an analysis of the water from this well. An¬ 
alysis by Robert Spurr Weston, 14 Beacon street, Boston, Mass.: 
Constituents. 
Silica . 
Alumina . 
Iron carbonate . 
Calcium chloride 
Calcium sulphate 
Calcium nitrate. 
Magnesium bromide . 
Magnesium chloride . 
Magnesium carbonate 
Sodium chloride . 
Potassium chloride .. 
Parts per million. 
. 12.00 
. .8.57 
. 12.00 
. 586.32 
. 697.75 
. Trace 
. 5.14 
. 507.45 
. 241.72 
.8808.52 
. 13.70 
A second well at Welaka is owned by Mrs. Franklin Swift 
and was drilled by H. Mervin in 1909. This is a four-inch well 
and has a total depth of 151 feet. It is reported to be cased 104 
feet and the water is said to stand eight feet below the surface. 
WOODBURN. 
A well was drilled one and one-half miles northeast of Wood- 
burn in 1905 by H. Mervin for J. E. Edmonson. This is a four- 
inch well and has a depth of 185 feet. It is reported cased 120 
feet and to have a head of five feet above the surface. 
