WILBURN, J.

Oil · District 03 · Lease #177

Operator: UNION SEABOARD CORPORATION

Fields: BARBERS HILL

Cum Oil

350k BBL

Cum Gas

20 MCF

casinghead

Wells

9

Production

1993-01 — 2026-02

Peak Month

2010-09

Production History

Cum Oil: 349,952 BBL Cum Gas: 20 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9,658 BBL/mo

Di (annual)

52.9%

b-factor

0.1

EUR

243,503 BBL

R-squared

0.765

type

hyperbolic

Operator History (from monthly production reports)

2021-05 — 2026-07 SANDPOINT TEXAS LLC 63 mo
2016-09 — 2021-04 TORRENT OIL LLC 56 mo
2011-10 — 2016-08 LINC GULF COAST PETROLEUM, INC. 59 mo
2007-01 — 2011-09 ERG RESOURCES, L.L.C. 57 mo
2004-05 — 2006-12 ERG OPERATING COMPANY, INC. 32 mo
1993-01 — 2004-04 UNION SEABOARD CORPORATION 136 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
29SANDPOINT TEXAS LLC36,5002010-06-03
17SANDPOINT TEXAS LLC25,5002010-03-19
28SANDPOINT TEXAS LLC16,5001977-10-19
26SANDPOINT TEXAS LLC17001977-07-27
1642-071-00477SANDPOINT TEXAS LLC------
2242-071-80835SANDPOINT TEXAS LLC------
2342-071-00493SANDPOINT TEXAS LLC------
2442-071-30538SANDPOINT TEXAS LLC------
2542-071-30577SANDPOINT TEXAS LLC------