354 



PETROLEUM AND NATURAL GAS. 



Pittsburgh, both by the surrounding structure and by its in- 

 terval from the Big Lime: 



W. H. Dent No. 1 Well Record (414). 



Courthouse District; on Tomahawk Run, 0.8 mile south of Copley; 

 authority, South Penn Oil Co.; elevation, 1115' B. 



Top. Bottom. 



Feet. Feet. 



Coal, Lower Uniontown 300 



Big Dunkard Sand 1050 1090 



Pencil Cave 2080 2090 



Big Lime 2090 2180 



Big Injun Sand 2180 2400 



Fifty-foot Sand .2640 2646 



Thirty-foot Sand 2668 2673 



Gordon Sand 2838 



Total depth 3052 



The following record, published in Volume I (A), page 

 370, of the Survey, is that of another comparatively dry hole 

 in the same vicinity: 



James Murphy No. 2 Well Record (416). 



Courthouse District; on Butchers Fork, 1.3 miles southeast of Cop- 

 ley; authority, South Penn Oil Co.; elevation, 1210' B. 



Top. Bottom. 



Feet. Feet. 



Pittsburgh Coal 580 583 



Little Dunkard Sand 1015 1030 



Coal, Brush Creek 1105 1107 



Big Dunkard Sand 1189 1234 



Salt Sand 1840 1905 



Big Lime 2200 2280 



Big Injun Sand (little gas, 2400') 2280 2450 



Gordon Stray Sand (gas and oil, 2887') 2886 2892 



Gordon Sand (dry) 2904 2910 



Fifth Sand (shell) (dry) 3070 



Total depth..., 3127 



"Shot with 20 quarts at 2857 feet. Filled up 50 feet with oil 

 from Stray 24 hours after shot." 



The following well, drilled by Guffey and Galey, but now 

 owned by the Pittsburgh & West Virginia Gas Company, is 

 located far enough east on the rising structure to be in gas 

 territory : 



