MURPHY UNIT

Oil · District 03 · Lease #17581

Operator: SAMEDAN OIL CORPORATION

Cum Oil

27k BBL

Cum Gas

571k MCF

casinghead

Wells

1

Production

1993-01 — 2005-12

Peak Month

1994-11

Production History

Cum Oil: 27,260 BBL Cum Gas: 570,702 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

768 BBL/mo

Di (annual)

391.2%

b-factor

1.6

EUR

29,992 BBL

R-squared

0.462

type

hyperbolic

Operator History (from monthly production reports)

2004-03 — 2006-08 CHAPARRAL ENERGY, L.L.C. 30 mo
2003-01 — 2004-02 NOBLE ENERGY INC 14 mo
2002-01 — 2002-12 SAMEDAN OIL CORPORATION 12 mo
1993-01 — 2001-12 ENERGY DEVELOPMENT CORP. 108 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CHAPARRAL ENERGY L.L.C.110,5001984-03-02