SMITHEY SOUTH UNIT

Oil · District 8A · Lease #69575

Operator: EXTEX OPERATING COMPANY

Cum Oil

109k BBL

Cum Gas

0 MCF

Wells

1

Production

2010-06 — 2026-03

Peak Month

2010-09

Production History

Cum Oil: 109,389 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,666 BBL/mo

Di (annual)

41.0%

b-factor

0.1

EUR

86,629 BBL

R-squared

0.689

type

hyperbolic

Operator History (from monthly production reports)

2026-03 — 2026-07 EXTEX OPERATING COMPANY 5 mo
2010-06 — 2026-02 CHOLLA PETROLEUM, INC. 189 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1EXTEX OPERATING COMPANY14,9992010-05-27