MAYFIELD UNIT

Oil · District 8A · Lease #69438

Operator: EXTEX OPERATING COMPANY

Cum Oil

142k BBL

Cum Gas

0 MCF

Wells

1

Production

2009-09 — 2026-03

Peak Month

2009-10

Production History

Cum Oil: 141,672 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,945 BBL/mo

Di (annual)

27.7%

b-factor

0.0

EUR

127,340 BBL

R-squared

0.930

type

exponential

Operator History (from monthly production reports)

2026-03 — 2026-07 EXTEX OPERATING COMPANY 5 mo
2009-09 — 2026-02 CHOLLA PETROLEUM, INC. 198 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2REXTEX OPERATING COMPANY14,9992009-07-17