BLOCKER -B-

Oil · District 08 · Lease #26492

Operator: XTO ENERGY INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

155k BBL

Cum Gas

255k MCF

casinghead

Wells

4

Production

1993-01 — 2025-11

Peak Month

2014-09

Production History

Cum Oil: 155,021 BBL Cum Gas: 255,041 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,219 BBL/mo

Di (annual)

39.5%

b-factor

0.0

EUR

37,028 BBL

R-squared

0.412

type

exponential

Operator History (from monthly production reports)

2014-11 — 2026-07 XTO ENERGY INC. 141 mo

2014-07 — 2014-10 LINN OPERATING, INC. 4 mo

2010-03 — 2014-06 BERRY OIL COMP. 52 mo

2008-01 — 2010-02 MERITAGE ENERGY COMPANY, LLC 26 mo

1993-07 — 2007-12 KAISER-FRANCIS OIL COMPANY 174 mo

1993-01 — 1993-06 MGF OIL CORPORATION 6 mo

Wells (4)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
3	42-317-36707	XTO ENERGY INC.	2	12,000	2011-04-06
4	42-317-36708	XTO ENERGY INC.	1	12,000	2011-04-06
2	42-317-35258	XTO ENERGY INC.	1	9,600	2008-05-20
1	42-317-32299	XTO ENERGY INC.	1	9,500	1980-12-19