HAVEMANN UNIT

Oil · District 03 · Lease #15144

Operator: WCS OIL & GAS CORPORATION

Cum Oil

95k BBL

Cum Gas

239k MCF

casinghead

Wells

1

Production

1993-01 — 2025-10

Peak Month

1995-03

Production History

Cum Oil: 95,245 BBL Cum Gas: 238,783 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,650 BBL/mo

Di (annual)

52.3%

b-factor

0.8

EUR

101,860 BBL

R-squared

0.718

type

hyperbolic

Operator History (from monthly production reports)

2021-09 — 2026-07 MAGNOLIA OIL & GAS OPERATING LLC 59 mo
2005-05 — 2021-08 WCS OIL & GAS CORPORATION 196 mo
1999-01 — 2005-04 WCS OIL AND GAS CORPORATION 76 mo
1998-01 — 1998-12 UNITED OIL & MINERALS, INC. 12 mo
1994-09 — 1997-12 KEYSTONE EXPLORATION, INC 40 mo
1993-01 — 1994-08 UNITED OIL & MINERALS, INC. 20 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MAGNOLIA OIL & GAS OPERATING LLC29,5001994-09-16