SOUTHLAND PAPER MILLS

Oil · District 03 · Lease #23295

Operator: TEXAS OPERATING PARTNERS LLC

Cum Oil

51k BBL

Cum Gas

0 MCF

Wells

1

Production

1997-08 — 2026-04

Peak Month

2005-06

Production History

Cum Oil: 51,203 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

443 BBL/mo

Di (annual)

24.4%

b-factor

0.3

EUR

30,189 BBL

R-squared

0.696

type

hyperbolic

Operator History (from monthly production reports)

2025-12 — 2026-07 TEXAS OPERATING PARTNERS LLC 8 mo
2022-08 — 2025-11 H.E.R. OPERATING, LLC 40 mo
2017-10 — 2022-07 FOUNDATION ENERGY MANAGEMENT LLC 58 mo
2005-07 — 2017-09 LLEWELLIN OPERATING COMPANY, LLC 147 mo
2004-05 — 2005-06 GEO ASSET MANAGEMENT, INC. 14 mo
1997-08 — 2004-04 GEO ENGINEERING, INC. 81 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1TEXAS OPERATING PARTNERS LLC23,7001998-03-24