CAMPBELL

Oil · District 09 · Lease #28084

Operator: WINFREY OIL CO., INC.

Cum Oil

12k BBL

Cum Gas

125k MCF

casinghead

Wells

2

Production

1993-01 — 2006-06

Peak Month

2002-06

Production History

Cum Oil: 11,745 BBL Cum Gas: 124,571 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

333 BBL/mo

Di (annual)

34.4%

b-factor

0.0

EUR

11,604 BBL

R-squared

0.869

type

exponential

Operator History (from monthly production reports)

2007-01 — 2026-07 WILLOWBEND INVESTMENTS, INC. 235 mo
1993-01 — 2006-12 WINFREY OIL CO., INC. 168 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2WILLOWBEND INVESTMENTS INC.16,1001992-08-11
1WILLOWBEND INVESTMENTS, INC.16,1001991-05-29