EXXON-COWDEN

Oil · District 7C · Lease #8304

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

84k BBL

Cum Gas

292k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

2007-04

Production History

Cum Oil: 83,657 BBL Cum Gas: 291,533 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

638 BBL/mo

Di (annual)

15.8%

b-factor

0.0

EUR

48,390 BBL

R-squared

0.605

type

exponential

Operator History (from monthly production reports)

2010-12 — 2026-07 APACHE CORPORATION 188 mo
2007-12 — 2010-11 MARINER ENERGY, INC. 36 mo
1993-01 — 2007-11 TAMARACK PETROLEUM COMPANY, INC. 179 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2TMAPACHE CORPORATION19,0002006-08-31
1APACHE CORPORATION19,0901979-09-24