Specific Well--15-163-24052 Engineering Data

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API: 15-163-24052 KID: 1044128824 Lease: Mongeau Well: 18-1 Original operator: Coral Production Corp. Current operator: Chaco Energy Company Field: Axelson Northeast Location: T7S R18W, Sec. 18 NE SE SE 990 North, 330 West, from SE corner NAD27 Longitude: -99.3618899 NAD27 Latitude: 39.4401486 NAD83 Longitude: -99.3622681 NAD83 Latitude: 39.440158 Lat-long calculated from footages	County: Rooks Permit Date: Jun-21-2012 Spud Date: Jul-05-2012 Completion Date: Aug-09-2012 Plugging Date: Well Type: OIL Status: Producing Total Depth: 3460 Elevation: 1943 KB Producing Formation: ARBUCKLE IP Oil (bbl): IP Water (bbl): IP GAS (MCF): KDOR code for Oil: 142948 KCC Permit No.:
Discovery well for Axelson Northeast field.
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Drill Stem Tests Taken: Yes Samples Set to Survey: Yes Cores Taken: No Electric Logs Run: Yes DUAL INDUCTION MICRO LOG CDL/CNL Method of Completion: Perforated Date of First or Resumed Production/Injection: Aug. 09, 2012

Producing Method: Pumping Estimated production per 24 hours     Oil: 80     Water: 5     Gas: Disposition of Gas: Tubing record     Size: 2.875     Set at: 3341     Packer at: Production intervals: 3175-3341

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	1260	COMMON	500	3% CC, 2% GEL
PRODUCTION	7.875	5.5	15.5	3407	QMDC	250	10% SALT, 5% GEL

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

Perforation Record
Shots Per Foot	Perforation record	Material Record	Depth
2	3175-3186	500 GAL 20% MUD ACID	3175-3186
2	3192-3204	500 GAL 20% MUD ACID	3192-3204
2	3290-3300
2	3306-3318	3000 GAL 20% MUD ACID; 500 LB SALT PLUG	3290-3342
2	3330-3342	500 GAL 20% MUD ACID	3330-3342

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