TXL "S"

Oil · District 7C · Lease #13412

Operator: MOBIL PRODUCING TX. & N.M. INC.

Fields: PEGASUS (SPRABERRY)

Cum Oil

50k BBL

Cum Gas

50k MCF

casinghead

Wells

1

Production

1993-02 — 2010-04

Peak Month

1993-04

Production History

Cum Oil: 49,725 BBL Cum Gas: 49,924 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

715 BBL/mo

Di (annual)

54.5%

b-factor

1.3

EUR

67,902 BBL

R-squared

0.792

type

hyperbolic

Operator History (from monthly production reports)

2009-01 — 2010-07 COG OPERATING LLC 19 mo

2001-04 — 2008-12 HENRY PETROLEUM LP 93 mo

1998-04 — 2001-03 HENRY PETROLEUM CORP. 36 mo

1993-02 — 1998-03 MOBIL PRODUCING TX. & N.M. INC. 62 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-329-01084	COG OPERATING LLC	1	9,030	1992-12-28