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PRESTON #1

Oil · District 09 · Lease #27927

Operator: LANDRUM WEST, INC.

Fields: WICHITA COUNTY REGULAR

Cum Oil

92k BBL

Cum Gas

21 MCF

casinghead

Wells

24

Production

1993-01 — 2026-04

Peak Month

1993-06

Production History

Cum Oil: 91,652 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

376 BBL/mo

Di (annual)

5.6%

b-factor

0.0

EUR

75,975 BBL

R-squared

0.370

type

exponential

Operator History (from monthly production reports)

1998-02 — 2026-07 ALFARO OIL & GAS 342 mo
1997-12 — 1998-01 HENDERSON, SAM W. 2 mo
1993-01 — 1997-11 LANDRUM WEST, INC. 59 mo

Wells (24)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
21L42-485-43140ALFARO OIL & GAS11,5001995-08-10
19L42-485-43032ALFARO OIL & GAS18501995-01-18
20L42-485-43031ALFARO OIL & GAS18501995-01-18
18L42-485-42820ALFARO OIL & GAS18501993-06-04
16L42-485-42818ALFARO OIL & GAS18501993-05-19
17L42-485-42819ALFARO OIL & GAS18501993-05-19
30742-485-42767ALFARO OIL & GAS11,9501993-01-19
30842-485-42766ALFARO OIL & GAS11,9501993-01-19
30142-485-42752ALFARO OIL & GAS11,9501992-12-22
30342-485-42754ALFARO OIL & GAS11,9501992-12-22
30642-485-42756ALFARO OIL & GAS11,9501992-12-22
15L42-485-42691ALFARO OIL & GAS18501992-09-01
14L42-485-42681ALFARO OIL & GAS18501992-08-24
12L42-485-42628ALFARO OIL & GAS18501992-05-27
13L42-485-42627ALFARO OIL & GAS18501992-05-27
10L42-485-42450ALFARO OIL & GAS18501991-10-14
7L42-485-42439ALFARO OIL & GAS18501991-10-03
8L42-485-42440ALFARO OIL & GAS18501991-10-03
9L42-485-42441ALFARO OIL & GAS18501991-10-03
5L42-485-42384ALFARO OIL & GAS18501991-07-03
2L42-485-42316ALFARO OIL & GAS11,9991991-03-15
3L42-485-42318ALFARO OIL & GAS11,9991991-03-15
4L42-485-42317ALFARO OIL & GAS11,9991991-03-15
1L42-485-42176ALFARO OIL & GAS11,9991990-08-14