WILLIS 44-41 B

Oil · District 08 · Lease #61468

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

235k BBL

Cum Gas

462k MCF

casinghead

Wells

1

Production

2024-04 — 2026-04

Peak Month

2024-10

Production History

Cum Oil: 235,279 BBL Cum Gas: 461,936 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

28,112 BBL/mo

Di (annual)

329.1%

b-factor

1.2

EUR

725,968 BBL

R-squared

0.991

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2024-04 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 9 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
221DIAMONDBACK E&P LLC110,4932024-02-14