THUNDER VALLEY

Oil · District 7B · Lease #32058

Operator: EXTEX OPERATING COMPANY

Cum Oil

59k BBL

Cum Gas

155k MCF

casinghead

Wells

2

Production

2016-10 — 2025-09

Peak Month

2017-12

Production History

Cum Oil: 59,225 BBL Cum Gas: 154,958 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,309 BBL/mo

Di (annual)

92.6%

b-factor

0.6

EUR

66,860 BBL

R-squared

0.882

type

hyperbolic

Operator History (from monthly production reports)

2026-03 — 2026-07 EXTEX OPERATING COMPANY 5 mo
2016-10 — 2026-02 CHOLLA PETROLEUM, INC. 113 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2EXTEX OPERATING COMPANY17,3992016-11-22
1EXTEX OPERATING COMPANY17,3992016-04-18