PATTY "A"

Oil · District 7B · Lease #20785

Operator: SOJOURNER DRILLING CORPORATION

Cum Oil

51k BBL

Cum Gas

19k MCF

casinghead

Wells

4

Production

1993-01 — 2009-06

Peak Month

1993-08

Production History

Cum Oil: 51,315 BBL Cum Gas: 19,153 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

463 BBL/mo

Di (annual)

10.6%

b-factor

0.0

EUR

52,331 BBL

R-squared

0.595

type

exponential

Operator History (from monthly production reports)

1993-01 — 2012-09 SOJOURNER DRILLING CORPORATION 237 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4SOJOURNER DRILLING CORPORATION13,5001984-08-23
3SOJOURNER DRILLING CORPORATION13,5001984-05-02
1SOJOURNER DRILLING CORPORATION13,5001984-02-01
2SOJOURNER DRILLING CORPORATION13,5001984-02-01