Specific Well--15-133-27656 Engineering Data

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API: 15-133-27656 KID: 1044248408 Lease: Grosdidier, Francis E. Well: 14-4 Original operator: PostRock Midcontinent Production LLC Current operator: River Rock Operating, LLC Field: Trent Location: T28S R20E, Sec. 14 NW NE SW SW 1180 North, 750 East, from SW corner NAD27 Longitude: -95.1947954 NAD27 Latitude: 37.604912 NAD83 Longitude: -95.1950504 NAD83 Latitude: 37.6049612 Lat-long calculated from footages

County: Neosho Permit Date: Apr-22-2013 Spud Date: Apr-29-2013 Completion Date: May-14-2013 Plugging Date: Well Type: OIL Status: Producing Total Depth: 631 Elevation: 907 GL Producing Formation: Cattleman IP Oil (bbl): IP Water (bbl): IP GAS (MCF): KDOR code for Oil: 142826 KCC Permit No.:

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Drill Stem Tests Taken: No Samples Set to Survey: No Cores Taken: No Electric Logs Run: Yes Attached Method of Completion: Perforated Date of First or Resumed Production/Injection: May. 22, 2013

Producing Method: Pumping Estimated production per 24 hours     Oil:     Water:     Gas: Disposition of Gas: Sold Tubing record     Size: 2.375     Set at: 555     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	22	23	A	5
PRODUCTION	7.875	5.5	14	625.19	A	85

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
3	462-469	10 BBLS 12% ACID/ 17 BBLS PRODUCED WATER/ 226 BBLS GEL WATER/ 9795 # 12/20 SAND	462-469

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