Specific Well--15-159-22781 Engineering Data

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API: 15-159-22781 KID: 1044834331 Lease: Reif A&B Well: 31-3 Original operator: Langston, D. S. Current operator: Langston Oil & Gas LLC Field: Mary Ida Location: T18S R10W, Sec. 31 S2 NE SE SW 825 North, 2970 West, from SE corner NAD27 Longitude: -98.4719964 NAD27 Latitude: 38.4369145 NAD83 Longitude: -98.4723454 NAD83 Latitude: 38.4369257 Lat-long calculated from footages	County: Rice Permit Date: May-02-2014 Spud Date: May-14-2014 Completion Date: May-21-2014 Plugging Date: May-21-2014 Well Type: D&A Status: Plugged and Abandoned Total Depth: 3470 Elevation: 1765 KB Producing Formation: ARBUCKLE IP Oil (bbl): IP Water (bbl): IP GAS (MCF): KCC Permit No.:
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Drill Stem Tests Taken: Yes Samples Set to Survey: Yes Cores Taken: No Electric Logs Run: Yes Phased Induction Shallow Focus SP Log Compensated Neutron Pel Density Micro Log Borehole Compensated Sonic Log Method of Completion: Date of First or Resumed Production/Injection:

Producing Method: Estimated production per 24 hours     Oil:     Water:     Gas: Disposition of Gas: Tubing record     Size:     Set at:     Packer at: Production intervals:

Casing record new or used? New
Purpose of String	Size Hole Drilled	Size Casing Set (in O.D.)	Weight Lbs/Ft	Setting Depth	Type of Cement	# Sacks Used	Type and Percent Additives
Surface	12.25	8.625	23	486	64/40	350	2% Gel, 3%CC

Additional Cementing/Squeeze Record purpose?
Depth Top Bottom	Type of Cement	# Sacks Used	Type and Percent Additives

Perforation Record
Shots Per Foot	Perforation Top	Perforation Bottom	Bridge Plug Type	Bridge Plug Set At	Material Record

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Kansas Geological Survey, Oil and Gas Well Database
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Data added continuously.