< leases

UNIVERSITY -36B-

Oil · District 08 · Lease #29143

Operator: SLANT OPERATING, LLC

Fields: BLOCK 31 (DEVONIAN)

Cum Oil

61k BBL

Cum Gas

361k MCF

casinghead

Wells

3

Production

1993-01 — 2026-04

Peak Month

2013-07

Production History

Cum Oil: 60,651 BBL Cum Gas: 361,270 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,470 BBL/mo

Di (annual)

36.1%

b-factor

0.1

EUR

54,201 BBL

R-squared

0.869

type

hyperbolic

Operator History (from monthly production reports)

2023-11 — 2026-07 FORMENTERA OPERATIONS LLC 33 mo
2021-07 — 2023-10 SLANT OPERATING, LLC 28 mo
2010-12 — 2021-06 APACHE CORPORATION 127 mo
2002-01 — 2010-11 BP AMERICA PRODUCTION COMPANY 107 mo
1994-06 — 2001-12 ARCO PERMIAN 91 mo
1993-01 — 1994-05 ARCO OIL & GAS CO. 17 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-103-36153FORMENTERA OPERATIONS LLC39,8002023-02-17
142-103-33396FORMENTERA OPERATIONS LLC29,4001984-07-20
1 L42-103-33396FORMENTERA OPERATIONS LLC29,4001984-07-20