DAVENPORT, H. S. ESTATE

Oil · District 06 · Lease #1078

Operator: QUANTUM RESOURCES MANAGEMENT,LLC

Fields: NECHES (WOODBINE)

Cum Oil

132k BBL

Cum Gas

63k MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

1993-03

Production History

Cum Oil: 132,063 BBL Cum Gas: 62,750 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

493 BBL/mo

Di (annual)

3.1%

b-factor

0.0

EUR

150,061 BBL

R-squared

0.447

type

exponential

Operator History (from monthly production reports)

2019-07 — 2026-07 PELES, LLC 85 mo

2015-01 — 2019-06 BREITBURN OPERATING L.P. 54 mo

2012-07 — 2014-12 QUANTUM RESOURCES MANAGEMENT,LLC 30 mo

2008-02 — 2012-06 PRIZE PETROLEUM, LLC 53 mo

1996-10 — 2008-01 HYPERION ENERGY, L P 136 mo

1993-01 — 1996-09 EXXON CORP. 45 mo

Wells (4)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
7	42-001-31775	PELES, LLC	1	5,260	1987-01-12
6	42-001-31618	PELES, LLC	1	5,250	1985-04-03
4	42-001-31442	PELES, LLC	1	5,250	1983-08-24
1	42-001-00261	PELES, LLC	--	--	--