Specific Well--15-163-24454-0001 Engineering Data

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API: 15-163-24454-0001 KID: 1057064460 Lease: ARMBRISTER A Well: 1 Original operator: Pioneer Operations, LLC Current operator: Pioneer Operations, LLC Field: Location: T10S R20W, Sec. 35 S2 NE SE NW 1850 South, 2310 East, from NW corner NAD27 Longitude: -99.5223736 NAD27 Latitude: 39.1420552 NAD83 Longitude: -99.5227605 NAD83 Latitude: 39.1420645 Lat-long calculated from footages	County: Rooks Permit Date: Spud Date: Dec-08-2025 Completion Date: Dec-12-2025 Plugging Date: Well Type: OIL Status: Producing Total Depth: 3840 Elevation: 2169 KB Producing Formation: IP Oil (bbl): IP Water (bbl): IP GAS (MCF): KCC Permit No.:
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Drill Stem Tests Taken: No Samples Set to Survey: No Cores Taken: No Electric Logs Run: No Method of Completion: Perforated Date of First or Resumed Production/Injection: Dec. 12, 2025

Producing Method: Pumping Estimated production per 24 hours     Oil:     Water:     Gas: Disposition of Gas: Tubing record     Size: 2.875     Set at: 3800     Packer at: Production intervals: 3618 ; 3748 ; 3622 ; 3754

Casing record new or used? Used
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	28	207	Common	160	3%CC 2%Gel
Production	7.88	5.5	14	3825	Common	245	60/40, 8% gel

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
4	3618	3622			250 Gallons 20% MCA, 500 Gallons 15%FEDSNE, 4%MAS
4	3748	3754			Natural

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