CHAPMAN, J. O.

Oil · District 04 · Lease #8378

Operator: TEXACO E & P INC.

Cum Oil

5k BBL

Cum Gas

3k MCF

casinghead

Wells

2

Production

1993-01 — 2004-10

Peak Month

2003-02

Production History

Cum Oil: 5,077 BBL Cum Gas: 3,456 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

308 BBL/mo

Di (annual)

904.7%

b-factor

1.0

EUR

2,362 BBL

R-squared

0.788

type

hyperbolic

Operator History (from monthly production reports)

2004-06 — 2008-04 DECKER OPERATING CO., L.L.C. 47 mo
2002-05 — 2004-05 NEG OPERATING LLC 25 mo
1999-09 — 2002-04 SHANA PETROLEUM COMPANY 32 mo
1996-04 — 1999-08 SHELL WESTERN E&P INC. 41 mo
1994-08 — 1996-03 ROYAL PRODUCTION COMPANY, INC. 20 mo
1993-01 — 1994-07 TEXACO E & P INC. 19 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
27 HDECKER OPERATING CO., L.L.C.49,9592001-05-11
38 FNEG OPERATING LLC26,5001998-04-29