MURPHY "B"

Oil · District 8A · Lease #67027

Operator: WALKER OPERATING

Cum Oil

32k BBL

Cum Gas

46 MCF

casinghead

Wells

1

Production

1993-04 — 2019-02

Peak Month

2017-10

Production History

Cum Oil: 31,616 BBL Cum Gas: 46 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

245 BBL/mo

Di (annual)

84.0%

b-factor

2.0

EUR

28,816 BBL

R-squared

0.509

type

hyperbolic

Operator History (from monthly production reports)

2017-12 — 2019-07 WALKER OIL AND GAS LTD 20 mo
2017-09 — 2017-11 WALKER OPERATING 3 mo
2013-10 — 2017-08 TREK RESOURCES, INC. 47 mo
1999-07 — 2013-09 BLUESTAR ENERGY, INC. 171 mo
1996-11 — 1999-06 OMNI OPERATING COMPANY(A) 32 mo
1993-04 — 1996-10 MURPHY & ASSOCIATES, INC. 43 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WALKER OIL AND GAS LTD13,3001983-11-17