FASKEN -19-

Oil · District 08 · Lease #32374

Operator: SLANT OPERATING, LLC

Cum Oil

551k BBL

Cum Gas

980k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 550,751 BBL Cum Gas: 980,040 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,786 BBL/mo

Di (annual)

48.6%

b-factor

0.9

EUR

564,494 BBL

R-squared

0.891

type

hyperbolic

Operator History (from monthly production reports)

2024-01 — 2026-07 FASKEN OIL AND RANCH, LTD. 31 mo
2023-07 — 2023-12 DE IV OPERATING, LLC 6 mo
2021-07 — 2023-06 SLANT OPERATING, LLC 24 mo
2000-09 — 2021-06 APACHE CORPORATION 250 mo
2000-03 — 2000-08 EOG RESOURCES, INC. 6 mo
1996-08 — 2000-02 BURLINGTON RESOURCES OIL&GAS CO. 43 mo
1993-01 — 1996-07 MERIDIAN OIL INC. 43 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1FASKEN OIL AND RANCH, LTD.412,4502009-11-30