310 
GEOLOGY OF NORTH CAROLINA. 
Salt Lake “ 15,203.00 
Congress Spring, Saratoga, 700.89 
U. S. “ “ 331.84 
Spouting Well, “ 991.55 
Ballston Artesian Well, Ballston, 1,233.25 
Greenbrier White Sulphur Springs, Ya 16.21 
Kockbridge Alum, Ya., 5.85 
Buffalo Springs, Ya., 9S.38 
Warm Springs, 1ST. C., 9.81 
Hot Springs, Ark., ... 8.50 
Yichy, France, 38.99 
Kissingen, Germany, 65.52 
Louisville Artesian Well, (2,086 feet deep), 113.96 
Charleston “ “ (1,250 feet deep), 16.96 
The waters of some of the public wells of the city of Newbern have 
been anatyzed, at the request of Col. J. D. Whitford, and the result is 
given below, as furnishing a fair example of the potable waters of the 
seaboard region : 
1 2 3 4 5 6 7 
Silica, 7.87 4.43 5.42 9.15 6.93 3.79 0.69 
Organic Matter, 5.07 9.33 2.68 7.05 3.67 1.34 1.85 
Alumina, 0.29 0.46 0.29 trace 0.17 0.35 0.01 
Oxide of Iron,.... 0.29 0.29 0.58 trace 0.64 0.11 0.01 
Lime, 4.08 8.22 1.51 6.12 2.04 3.26 0.47 
Magnesia, 0.93 0.58 0.64 1.22 0.64 0.64 0.11 
Sodium, 2.68 7.75 2.39 7.75 2.09 3.03 0.3S 
Phosphoric Acid, trace trace 0.17 0.17 0.17 0.51 0.15 
Sulphuric Acid, 0.93 2.21 0.47 2.68 0.58 0.64 
Chlorine, 2.79 5.83 trace 0.81 trace trace 0.30 
Solid Matter...... 24.93 39.10 14.14 34.95 16.93 13.67 3.97 
Depth, (in feet), 37 15* 15* 69 15* 22 
Temperature, 63° 68° 67° 69° 6S° 55°** 
*Not more than 15 feet. 
**Temperature taken in January. 
