CHAPA "A" UNIT

Oil · District 02 · Lease #7633

Operator: SOUTHWEST GATHERING COMPANY

Cum Oil

8k BBL

Cum Gas

21 MCF

casinghead

Wells

1

Production

1993-01 — 2004-07

Peak Month

1993-01

Production History

Cum Oil: 8,148 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

132 BBL/mo

Di (annual)

18.3%

b-factor

0.0

EUR

8,599 BBL

R-squared

0.680

type

exponential

Operator History (from monthly production reports)

2004-10 — 2026-07 SAMURAI OPERATING CO. L.L.C. 262 mo
1996-07 — 2004-09 SOUTHWEST GATHERING COMPANY 99 mo
1993-01 — 1996-06 MINA ENERGY, INC. 42 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SAMURAI OPERATING CO. L.L.C.27,6001990-10-26