COCKBURN OIL UNIT

Oil · District 03 · Lease #23609

Operator: RODESSA OPERATING COMPANY

Cum Oil

87k BBL

Cum Gas

280 MCF

casinghead

Wells

1

Production

1998-12 — 2026-01

Peak Month

1999-03

Production History

Cum Oil: 86,510 BBL Cum Gas: 280 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

714 BBL/mo

Di (annual)

9.5%

b-factor

0.0

EUR

88,983 BBL

R-squared

0.663

type

exponential

Operator History (from monthly production reports)

2025-03 — 2026-07 CHAROLAIS ENERGY, LLC 17 mo
2023-07 — 2025-02 COTTON VALLEY RESOURCES, LLC 20 mo
2021-05 — 2023-06 RESOURCE EXPL & PROD, INC. 26 mo
2015-06 — 2021-04 GEMARMI INC. 71 mo
2014-03 — 2015-05 CHOICE EXPLORATION, INC. 15 mo
2012-12 — 2014-02 LODI DRILLING & SERVICE CO. 15 mo
1998-12 — 2012-11 RODESSA OPERATING COMPANY 168 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RODESSA OPERATING COMPANY26,1501998-11-06