BLAKENEY -OB-

Oil · District 08 · Lease #815

Operator: OXY USA INC.

Cum Oil

123k BBL

Cum Gas

59k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

2001-09

Production History

Cum Oil: 123,012 BBL Cum Gas: 58,847 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,122 BBL/mo

Di (annual)

17.0%

b-factor

0.4

EUR

117,863 BBL

R-squared

0.726

type

hyperbolic

Operator History (from monthly production reports)

2007-09 — 2026-07 OXY USA INC. 227 mo
2002-01 — 2007-08 BP AMERICA PRODUCTION COMPANY 68 mo
1994-06 — 2001-12 ARCO PERMIAN 91 mo
1993-06 — 1994-05 ARCO OIL & GAS CO. 12 mo
1993-01 — 1993-05 OXY USA INC. 5 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5ROXY USA INC.56,0002001-05-16
442-135-32039OXY USA INC.------