PCSL SEC 26

Oil · District 7B · Lease #25844

Operator: HARRELL OPERATING INC

Cum Oil

8k BBL

Cum Gas

8k MCF

casinghead

Wells

1

Production

1993-01 — 2005-10

Peak Month

1993-05

Production History

Cum Oil: 8,450 BBL Cum Gas: 8,421 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

112 BBL/mo

Di (annual)

18.7%

b-factor

0.2

EUR

8,803 BBL

R-squared

0.514

type

hyperbolic

Operator History (from monthly production reports)

2005-10 — 2009-05 BORDERLINE OPERATING CORP. 44 mo
2002-06 — 2005-09 HARRELL OPERATING INC 40 mo
1993-01 — 2002-05 ECHO PRODUCTION, INC. 113 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1BORDERLINE OPERATING CORP.25,0001990-01-23