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Oil · District 01 · Lease #6671

Operator: U.S. ENERCORP, LTD.

Fields: PEARSALL (AUSTIN CHALK)

Cum Oil

52k BBL

Cum Gas

30k MCF

casinghead

Wells

5

Production

1993-01 — 2013-04

Peak Month

2008-02

Production History

Cum Oil: 52,186 BBL Cum Gas: 30,403 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,268 BBL/mo

Di (annual)

221.0%

b-factor

0.2

EUR

22,194 BBL

R-squared

0.712

type

hyperbolic

Operator History (from monthly production reports)

2025-04 — 2026-07 SILVER ANCHOR RESOURCES LLC 16 mo
2016-04 — 2025-03 MUELLER EXPLORATION, INC. 108 mo
2010-08 — 2016-03 U.S. ENERCORP, LTD. 68 mo
2005-01 — 2010-07 PREMIER MINERALS, INC. 67 mo
2001-04 — 2004-12 SABINAL RESOURCES, INC. 45 mo
1996-11 — 2001-03 R.C.I. ENERGY 53 mo
1995-06 — 1996-10 SEASON OIL & GAS 17 mo
1993-01 — 1995-05 CANTRO EXPLORATION, INC. 29 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2A42-163-32674U.S. ENERCORP, LTD.27,5002008-10-11
342-163-32849U.S. ENERCORP, LTD.57,7002008-08-29
3H42-163-32849U.S. ENERCORP, LTD.57,7002008-08-29
142-163-31808SILVER ANCHOR RESOURCES LLC27,0001989-11-03
242-163-31975SILVER ANCHOR RESOURCES LLC17,0001981-04-09