OLD BLUE "25"

Oil · District 7C · Lease #14585

Operator: XTO ENERGY INC.

Fields: JAR (PENNSYLVANIAN)

Cum Oil

48k BBL

Cum Gas

1.0M MCF

casinghead

Wells

1

Production

1997-03 — 2026-03

Peak Month

2000-01

Production History

Cum Oil: 48,161 BBL Cum Gas: 1,019,634 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

568 BBL/mo

Di (annual)

19.3%

b-factor

0.3

EUR

48,256 BBL

R-squared

0.801

type

hyperbolic

Operator History (from monthly production reports)

2004-08 — 2026-07 XTO ENERGY INC. 264 mo

2002-06 — 2004-07 CHEVRON U. S. A. INC. 26 mo

1997-03 — 2002-05 TEXACO E & P INC. 63 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-461-33568	XTO ENERGY INC.	4	13,600	1996-12-18