UNIVERSITY -A-

Oil · District 08 · Lease #18171

Operator: THOMPSON, J. CLEO

Fields: MCELROY

Cum Oil

54k BBL

Cum Gas

1k MCF

casinghead

Wells

4

Production

1993-01 — 2025-06

Peak Month

2010-09

Production History

Cum Oil: 53,637 BBL Cum Gas: 1,456 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

383 BBL/mo

Di (annual)

24.2%

b-factor

0.1

EUR

21,009 BBL

R-squared

0.799

type

hyperbolic

Operator History (from monthly production reports)

2025-08 — 2026-07 R3 OPERATING CORPORATION 12 mo
2025-04 — 2025-07 T2 OPERATING CORPORATION 4 mo
2022-12 — 2025-03 BOAZ ENERGY II OPERATING, LLC 28 mo
2017-03 — 2022-11 SEGURO OIL AND GAS, LLC 69 mo
1993-01 — 2017-02 THOMPSON, J. CLEO 290 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8R3 OPERATING CORPORATION13,9952008-10-21
242-103-05269R3 OPERATING CORPORATION------
342-103-05270R3 OPERATING CORPORATION------
442-103-04339R3 OPERATING CORPORATION------