BLOCK 31 UNIT

Oil · District 08 · Lease #34383

Operator: OXY USA INC.

Cum Oil

10k BBL

Cum Gas

281 MCF

casinghead

Wells

2

Production

1994-12 — 1998-01

Peak Month

1995-01

Production History

Cum Oil: 9,892 BBL Cum Gas: 281 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,471 BBL/mo

Di (annual)

625.0%

b-factor

0.6

EUR

11,445 BBL

R-squared

0.910

type

hyperbolic

Operator History (from monthly production reports)

2010-11 — 2025-09 OXY USA INC. 179 mo
2002-01 — 2010-10 BP AMERICA PRODUCTION COMPANY 106 mo
1994-12 — 2001-12 ARCO PERMIAN 85 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
B 1OXY USA INC.210,4502013-04-02
B 7OXY USA INC.510,3472013-04-02