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\ Water Well #7 UNION PACIFIC RAILROAD COMPANY LA3 VEGAS, NEVADA Location: 360* North and 450' West of £$ Corner. See 31 - SO- 61- K.D.B.&M. Elevation: 2122* Spudded: 3:16 A.M. March 7, 1942 Completed: 0:00A.M. March 14, 1942 Total Depth 485* Casing Record 13-3/8* - 48# south Chester Tube Co’s lapweld, 8V thread casing cemented at 275*. Cemented with 218 sacks of Modified Oil Well Cement. None treated. 10-3/4* - 45.5# - A.O.Smith (with Hydrill Co's flush Joint) liner, 255.30' long including Baaeh-Ross Adapter landed at 460'. Top of Adapter at 207.10'. Lower 216' of liner perforated with 60 mesh, 2* slate, 6* centers, 18 rows. LOG From To Feet ( 0 40 40 40 85 45 85 150 65 150 210 60 210 260 40 250 280 30 280 320 40 320 350 30 350 390 40 390 460 70 460 475 15 475 485 10 Formation Clay with some limestone. 75A ©lay, Hard limestone shells 10' to 16' and from 19' to 20* Olay and gravel. 60$ clay, hard shells 41* to 78' Clay. Hard shells: 125 to 138. Gravel, sand and limestone. 30$ each. Hard shell. 204 to 210 Gravel, streaks sandy brown clay. 80$ gravel Sandy brown clay, streaks of gravel. 65$ clay Gravel. Medium slued pebbles. Gravel and yellow clay. 60$ gravel Gravel, medium sised pebbles Coarse grained gravel, streaks of reddish clay: 90$ gravel. Hard shell at 398* Sand and gravel. Streaks of yellow clay. 90$ sand and gravel. 10$ clay Red clay and sharp gravel with small amount limestone. Few hard shells, 20$ gravel, 20$ clay, 10$ limestone.