HARKINS-O'BRIEN "D"

Oil · District 02 · Lease #8314

Operator: EXPORT PETROLEUM CORPORATION

Cum Oil

4k BBL

Cum Gas

12k MCF

casinghead

Wells

1

Production

1997-09 — 1999-07

Peak Month

1997-10

Production History

Cum Oil: 3,734 BBL Cum Gas: 11,838 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

681 BBL/mo

Di (annual)

659.0%

b-factor

0.6

EUR

2,903 BBL

R-squared

0.871

type

hyperbolic

Operator History (from monthly production reports)

1998-06 — 2004-09 CHARRO OPERATING, L.L.C. 76 mo
1997-09 — 1998-05 EXPORT PETROLEUM CORPORATION 9 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
16CHARRO OPERATING L.L.C.15,1201997-08-06