WELL RECORDS 257 



Juan Casiano Well No. 6 — Continued 



Feet In. 



(550 12%-inch collar bound; pulled casing 15 joints to free it. 



890 Cable broke (fishing job). 



993 Shell. 



993 Landed 12 y 2 -inch casing May 28. 



995 Showing of oil. 



1,035 Showing of oil. 



1,880 Showing of oil. 



1,960 Showing of oil and gas. 



2,100 Mud that freezes the pipe. 

 2,116 9 10-inch casing froze July 1, 1910. 



2,150 Tools stuck; line came out of socket. 



2,155 Brown shale. 



2,160 Showing of oil. 



2,173 Gray shale. 



2,258 Brown shale. 



2,287 Landed 8-inch casing. 



2,316 Sandy shell. 



2,319 Light blue shale, showing of mica. 



2,324 Gray sandy shell. 



2,339 Limestone. 



2,363 Oil, July 26, 1910. 



Shut 1 in after producing about 150,000 barrels of oil in 15 days and 

 increasing from 8,000 barrels the first day to over 14,000 on (lie last, or 

 September 10. 



Juan Casiano Well No. 7 



Top 



Started drilling June 18, 



Feet In. 









Yellow clay. 



36 



Gray shale. 



76 



Landed the 16-inch casing. 



100 



Lime shell. 



102 



Gray shale. 



213 



Put in 12% -inch casing. 



:*22 



Cable broke (fishing job). 



861 



Shell. 



863 



Gray shale. 



1.011 



Landed 12%-incb casing July 17. 1910. 



1,073 



Sandy shell. 



1,076 



Gray shale. 



l.lKi 



Sandy shell. 



1.112 



Gray shale. 



1,125 



Black sand shell (underreamed). 



1,137 



Gray shale. 



1,170 



Sandy shell. 



