ENCINO-HAVEMANN UNIT

Oil · District 03 · Lease #16235

Operator: SOUTHWEST LAND & MINERALS, INC.

Cum Oil

71 BBL

Cum Gas

2k MCF

casinghead

Wells

1

Production

1993-01 — 1995-05

Peak Month

1993-12

Production History

Cum Oil: 71 BBL Cum Gas: 1,537 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5 BBL/mo

Di (annual)

773.7%

b-factor

2.0

EUR

37 BBL

R-squared

0.488

type

hyperbolic

Operator History (from monthly production reports)

2018-08 — 2025-11 MAGNOLIA OIL & GAS OPERATING LLC 88 mo
2007-08 — 2018-07 ENERVEST OPERATING, L.L.C. 132 mo
2002-12 — 2007-07 ANADARKO E&P COMPANY LP 56 mo
2001-07 — 2002-11 RME PETROLEUM COMPANY 17 mo
2000-07 — 2001-06 SOUTHWEST LAND & MINERALS, INC. 12 mo
1993-01 — 2000-06 ENCINO EXPLORATION, INC. 90 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MAGNOLIA OIL & GAS OPERATING LLC112,5001982-04-21