HUBBARD -A-

Oil · District 08 · Lease #27977

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

18k BBL

Cum Gas

134k MCF

casinghead

Wells

2

Production

1993-01 — 2020-03

Peak Month

1993-05

Production History

Cum Oil: 18,390 BBL Cum Gas: 134,333 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

252 BBL/mo

Di (annual)

80.2%

b-factor

0.7

EUR

9,610 BBL

R-squared

0.735

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2025-05 PIONEER NATURAL RES. USA, INC. 52 mo
2017-03 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 47 mo
2010-12 — 2017-02 APACHE CORPORATION 75 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
1PIONEER NATURAL RES. USA INC.18,0001983-02-04
2PIONEER NATURAL RES. USA INC.18,0001983-02-04