UNIVERSITY DEVONIAN A 25

Oil · District 08 · Lease #45035

Operator: SLANT OPERATING, LLC

Cum Oil

30k BBL

Cum Gas

437k MCF

casinghead

Wells

1

Production

2012-08 — 2026-04

Peak Month

2012-10

Production History

Cum Oil: 30,052 BBL Cum Gas: 437,488 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

313 BBL/mo

Di (annual)

13.6%

b-factor

0.0

EUR

27,570 BBL

R-squared

0.368

type

exponential

Operator History (from monthly production reports)

2023-11 — 2026-07 FORMENTERA OPERATIONS LLC 33 mo
2021-07 — 2023-10 SLANT OPERATING, LLC 28 mo
2012-08 — 2021-06 APACHE CORPORATION 107 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3FORMENTERA OPERATIONS LLC19,3002012-05-24