HALFMAN, E.A. "A"

Oil · District 7C · Lease #10411

Operator: MERIT OIL COMPANY

Cum Oil

28k BBL

Cum Gas

122k MCF

casinghead

Wells

1

Production

1993-01 — 2024-02

Peak Month

1994-12

Production History

Cum Oil: 27,790 BBL Cum Gas: 122,009 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

206 BBL/mo

Di (annual)

27.8%

b-factor

1.3

EUR

28,947 BBL

R-squared

0.726

type

hyperbolic

Operator History (from monthly production reports)

2024-01 — 2026-07 CARBURANTE EXPLORATION CO, LTD. 31 mo
2006-03 — 2023-12 LAVANCO ENERGY, LTD. 214 mo
1994-06 — 2006-02 LAVANCO ENERGY, INC. 141 mo
1993-01 — 1994-05 MERIT OIL COMPANY 17 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1 ACARBURANTE EXPLORATION CO LTD.14,8001983-08-02