GIBBONS

Oil · District 09 · Lease #27459

Operator: WINCHESTER PRODUCTION COMPANY

Cum Oil

15k BBL

Cum Gas

31k MCF

casinghead

Wells

1

Production

1993-01 — 1996-03

Peak Month

1994-01

Production History

Cum Oil: 15,128 BBL Cum Gas: 30,575 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

460 BBL/mo

Di (annual)

60.3%

b-factor

2.0

EUR

62,537 BBL

R-squared

0.683

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 2005-02 WINCHESTER PRODUCTION COMPANY 122 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1AETERNUM ENERGY, LLC19,0001989-05-08