WINFREE, O. K.

Oil · District 03 · Lease #180

Operator: UNION SEABOARD CORPORATION

Fields: BARBERS HILL

Cum Oil

818 BBL

Cum Gas

20 MCF

casinghead

Wells

4

Production

1993-01 — 2004-03

Peak Month

1994-04

Production History

Cum Oil: 818 BBL Cum Gas: 20 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21 BBL/mo

Di (annual)

203.9%

b-factor

1.1

EUR

440 BBL

R-squared

0.570

type

hyperbolic

Operator History (from monthly production reports)

2011-09 — 2026-07 LONE STAR NGL MONT BELVIEU LP 179 mo
2007-01 — 2011-08 ERG RESOURCES, L.L.C. 56 mo
2004-05 — 2006-12 ERG OPERATING COMPANY, INC. 32 mo
1993-01 — 2004-04 UNION SEABOARD CORPORATION 136 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4ALONE STAR NGL MONT BELVIEU LP13,0001984-05-04
3ALONE STAR NGL MONT BELVIEU LP13,0001984-03-19
1ALONE STAR NGL MONT BELVIEU LP13,0001984-03-16
242-071-00124LONE STAR NGL MONT BELVIEU LP------