OLIVER, J. R.

Oil · District 05 · Lease #3572

Operator: HUGHES OIL OPERATING, LLC

Cum Oil

11k BBL

Cum Gas

32k MCF

casinghead

Wells

2

Production

1997-07 — 1999-02

Peak Month

1997-08

Production History

Cum Oil: 11,131 BBL Cum Gas: 32,427 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,133 BBL/mo

Di (annual)

112.2%

b-factor

0.0

EUR

12,121 BBL

R-squared

0.829

type

exponential

Operator History (from monthly production reports)

2026-05 — 2026-07 HUGHES OIL OPERATING, LLC 3 mo
2008-09 — 2026-04 CRAWFORD HUGHES OPERATING CO. 212 mo
2002-01 — 2008-08 CRAWFORD ENERGY OPERATING CO 80 mo
1997-07 — 2001-12 CRAWFORD ENERGY, INCORPORATED 54 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HUGHES OIL OPERATING LLC26,0001997-07-15
1CHUGHES OIL OPERATING LLC26,0001997-07-15