HALL TRUST

Oil · District 08 · Lease #42504

Operator: THREE RIVERS OPERATING CO II LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

148k BBL

Cum Gas

412k MCF

casinghead

Wells

3

Production

2011-10 — 2026-04

Peak Month

2015-04

Production History

Cum Oil: 147,976 BBL Cum Gas: 412,124 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,035 BBL/mo

Di (annual)

120.5%

b-factor

0.6

EUR

114,134 BBL

R-squared

0.842

type

hyperbolic

Operator History (from monthly production reports)

2024-10 — 2026-07 OWL OPS LLC 22 mo

2014-12 — 2024-09 OXY USA INC. 118 mo

2012-09 — 2014-11 THREE RIVERS OPERATING CO II LLC 27 mo

2011-10 — 2012-08 MERITAGE ENERGY COMPANY, LLC 11 mo

Wells (3)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1311	42-227-36745	OWL OPS LLC	2	10,500	2018-04-27
1321	42-227-38182	OWL OPS LLC	1	10,850	2014-10-07
1322	42-227-37633	OWL OPS LLC	1	10,900	2013-09-18