H. M. WILSON -A-

Oil · District 08 · Lease #29851

Operator: XTO ENERGY INC.

Fields: FULLERTON (ELLENBURGER)

Cum Oil

13k BBL

Cum Gas

1k MCF

casinghead

Wells

2

Production

1993-01 — 1994-09

Peak Month

1993-05

Production History

Cum Oil: 13,177 BBL Cum Gas: 1,176 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,116 BBL/mo

Di (annual)

120.2%

b-factor

0.0

EUR

11,139 BBL

R-squared

0.805

type

exponential

Operator History (from monthly production reports)

2025-04 — 2026-07 HILCORP ENERGY COMPANY 16 mo

2012-01 — 2025-03 XTO ENERGY INC. 159 mo

2000-04 — 2011-12 EXXON MOBIL CORPORATION 141 mo

1993-01 — 2000-03 EXXON CORP. 87 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
5	42-003-34660	EXXON CORP.	3	9,900	1996-09-16
2	42-003-01397	XTO ENERGY INC.	4	9,845	1993-08-06