< leases

SCHAFFER

Oil · District 02 · Lease #9007

Operator: SALVADOR OIL, LLC

Fields: COTTONWOOD CREEK, S. (YEGUA 4500

Cum Oil

23k BBL

Cum Gas

0 MCF

Wells

1

Production

2005-08 — 2026-03

Peak Month

2006-01

Production History

Cum Oil: 23,187 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

228 BBL/mo

Di (annual)

11.0%

b-factor

0.1

EUR

27,024 BBL

R-squared

0.522

type

hyperbolic

Operator History (from monthly production reports)

2023-06 — 2026-07 JAYBIRD RESOURCES, LLC 38 mo
2018-09 — 2023-05 DARTEX ENERGY CORPORATION 57 mo
2018-05 — 2018-08 REO OPERATING LLC 4 mo
2017-08 — 2018-04 DARTEX ENERGY CORPORATION 9 mo
2017-06 — 2017-07 REO OPERATING LLC 2 mo
2016-07 — 2017-05 SALVADOR OIL, LLC 11 mo
2005-08 — 2016-06 BIG SHELL OIL & GAS, INC. 131 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-123-32035JAYBIRD RESOURCES, LLC25,3002005-05-20