UL II 49

Oil · District 08 · Lease #41723

Operator: WINDSOR PERMIAN LLC

Cum Oil

22k BBL

Cum Gas

39k MCF

casinghead

Wells

1

Production

2011-12 — 2026-04

Peak Month

2012-03

Production History

Cum Oil: 22,062 BBL Cum Gas: 38,973 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

281 BBL/mo

Di (annual)

18.0%

b-factor

0.2

EUR

23,030 BBL

R-squared

0.394

type

hyperbolic

Operator History (from monthly production reports)

2012-07 — 2026-07 DIAMONDBACK E&P LLC 169 mo
2011-12 — 2012-06 WINDSOR PERMIAN LLC 7 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5DIAMONDBACK E&P LLC211,8152011-07-08