BOLTON "A-4"

Oil · District 06 · Lease #11343

Operator: XTO ENERGY INC.

Fields: LANEVILLE, NE. (PETTIT, LO.)

Cum Oil

58k BBL

Cum Gas

185k MCF

casinghead

Wells

1

Production

1993-01 — 2018-03

Peak Month

2015-01

Production History

Cum Oil: 58,410 BBL Cum Gas: 185,354 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

351 BBL/mo

Di (annual)

7.6%

b-factor

0.0

EUR

54,277 BBL

R-squared

0.514

type

exponential

Operator History (from monthly production reports)

2023-04 — 2023-05 FAULCONER ENERGY, LLC 2 mo

2008-01 — 2023-03 XTO ENERGY INC. 183 mo

2003-04 — 2007-12 NADEL AND GUSSMAN, L.L.C. 57 mo

2002-11 — 2003-03 NADEL & GUSSMAN 5 mo

2000-12 — 2002-10 OCEAN ENERGY, INC. 23 mo

1998-07 — 2000-11 SEAGULL ENERGY E&P INC. 29 mo

1996-10 — 1998-06 BRG PETROLEUM, INC. 21 mo

1993-01 — 1996-09 MARATHON OIL COMPANY 45 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
4	42-401-31221	XTO ENERGY INC.	3	8,000	1984-04-13