UNIVERSITY -23C-

Oil · District 7C · Lease #16159

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

23k BBL

Cum Gas

49k MCF

casinghead

Wells

2

Production

2007-03 — 2020-03

Peak Month

2009-04

Production History

Cum Oil: 23,132 BBL Cum Gas: 48,583 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

431 BBL/mo

Di (annual)

24.7%

b-factor

0.3

EUR

29,163 BBL

R-squared

0.771

type

hyperbolic

Operator History (from monthly production reports)

2010-12 — 2026-07 APACHE CORPORATION 188 mo
2007-12 — 2010-11 MARINER ENERGY, INC. 36 mo
2007-03 — 2007-11 TAMARACK PETROLEUM COMPANY, INC. 9 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8TMAPACHE CORPORATION29,0002006-07-21
342-383-30562TAMARACK PETROLEUM COMPANY INC.------