UNIVERSITY -26C-

Oil · District 7C · Lease #16169

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

31k BBL

Cum Gas

69k MCF

casinghead

Wells

2

Production

2007-03 — 2024-10

Peak Month

2013-04

Production History

Cum Oil: 31,268 BBL Cum Gas: 68,935 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

480 BBL/mo

Di (annual)

21.8%

b-factor

0.0

EUR

26,310 BBL

R-squared

0.772

type

exponential

Operator History (from monthly production reports)

2025-03 — 2026-07 DE CENTRAL OPERATING, LLC 17 mo
2024-01 — 2025-02 DE IV OPERATING, LLC 14 mo
2010-12 — 2023-12 APACHE CORPORATION 157 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
7TMDE CENTRAL OPERATING LLC29,0002005-12-15
342-383-30451DE CENTRAL OPERATING LLC------