UNIVERSITY "25"

Oil · District 7C · Lease #15418

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

43k BBL

Cum Gas

92k MCF

casinghead

Wells

6

Production

2003-03 — 2020-03

Peak Month

2007-01

Production History

Cum Oil: 42,886 BBL Cum Gas: 91,613 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

688 BBL/mo

Di (annual)

25.5%

b-factor

0.0

EUR

32,289 BBL

R-squared

0.411

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
2003-03 — 2007-11 TAMARACK PETROLEUM COMPANY, INC. 57 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9TMAPACHE CORPORATION29,0002006-10-05
7TMAPACHE CORPORATION29,0002006-07-21
6TMAPACHE CORPORATION29,0002006-01-06
142-383-30431TAMARACK PETROLEUM COMPANY INC.------
342-383-30472TAMARACK PETROLEUM COMPANY INC.------
442-383-30476TAMARACK PETROLEUM COMPANY INC.------