ISBEL, C.H. JR.

Oil · District 01 · Lease #9455

Operator: XTO ENERGY INC.

Fields: A.W.P. (OLMOS)

Cum Oil

50k BBL

Cum Gas

162k MCF

casinghead

Wells

2

Production

1993-01 — 2015-06

Peak Month

1997-08

Production History

Cum Oil: 49,719 BBL Cum Gas: 162,433 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

635 BBL/mo

Di (annual)

20.1%

b-factor

0.0

EUR

37,808 BBL

R-squared

0.693

type

exponential

Operator History (from monthly production reports)

2007-08 — 2016-01 XTO ENERGY INC. 102 mo

2001-12 — 2007-07 DOMINION OKLAHOMA TEXAS E&P, INC 68 mo

1997-11 — 2001-11 DREYFUS, LOUIS NATURAL GAS CORP 49 mo

1993-01 — 1997-10 AMERICAN EXPLORATION COMPANY 58 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-311-32413	XTO ENERGY INC.	1	9,790	1985-12-17
1	42-311-31890	XTO ENERGY INC.	1	9,975	1983-08-18