STATE OF TEXAS -DV-

Oil · District 08 · Lease #15047

Operator: TEXACO E & P INC.

Fields: DUNE

Cum Oil

184k BBL

Cum Gas

104k MCF

casinghead

Wells

10

Production

1993-01 — 2026-04

Peak Month

2005-02

Production History

Cum Oil: 184,204 BBL Cum Gas: 103,869 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,392 BBL/mo

Di (annual)

19.2%

b-factor

0.4

EUR

131,668 BBL

R-squared

0.798

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
1995-03 — 2021-06 APACHE CORPORATION 316 mo
1993-01 — 1995-02 TEXACO E & P INC. 26 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11FORMENTERA OPERATIONS LLC14,0002005-03-18
10FORMENTERA OPERATIONS LLC14,0002004-12-27
142-103-04401FORMENTERA OPERATIONS LLC------
242-103-04140FORMENTERA OPERATIONS LLC------
342-103-04141FORMENTERA OPERATIONS LLC------
442-103-04142FORMENTERA OPERATIONS LLC------
842-103-30961FORMENTERA OPERATIONS LLC------
8W42-103-30961FORMENTERA OPERATIONS LLC------
942-103-30992FORMENTERA OPERATIONS LLC------
9W42-103-30992FORMENTERA OPERATIONS LLC------