WHELAN OU4

Oil · District 06 · Lease #16135

Operator: TANOS EXPLORATION IV, LLC

Cum Oil

39k BBL

Cum Gas

58k MCF

casinghead

Wells

1

Production

2025-06 — 2026-03

Peak Month

2025-08

Production History

Cum Oil: 38,759 BBL Cum Gas: 58,033 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,212 BBL/mo

Di (annual)

192.1%

b-factor

0.6

EUR

90,687 BBL

R-squared

0.856

type

hyperbolic

Operator History (from monthly production reports)

2025-06 — 2026-07 TANOS EXPLORATION IV, LLC 14 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HUTANOS EXPLORATION IV, LLC17,3002025-01-15