EDWARDS

Oil · District 7C · Lease #16009

Operator: ZARVONA ENERGY LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

298k BBL

Cum Gas

1.5M MCF

casinghead

Wells

7

Production

2006-06 — 2026-04

Peak Month

2010-04

Production History

Cum Oil: 297,617 BBL Cum Gas: 1,507,969 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,059 BBL/mo

Di (annual)

77.9%

b-factor

1.0

EUR

287,399 BBL

R-squared

0.884

type

hyperbolic

Operator History (from monthly production reports)

2025-10 — 2026-07 SAXUM OPCO, LLC 10 mo

2021-06 — 2025-09 ZARVONA ENERGY LLC 52 mo

2012-07 — 2021-05 DIAMONDBACK E&P LLC 107 mo

2010-03 — 2012-06 WINDSOR PERMIAN LLC 28 mo

2008-01 — 2010-02 WINDSOR ENERGY GROUP, L.L.C. 26 mo

2006-06 — 2007-12 EXL PETROLEUM, LP 19 mo

Wells (7)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
7	42-461-36422	SAXUM OPCO, LLC	1	10,500	2009-10-29
6	42-461-35963	SAXUM OPCO, LLC	1	10,451	2008-07-10
4	42-461-35726	SAXUM OPCO, LLC	1	10,400	2008-03-06
5	42-461-35727	SAXUM OPCO, LLC	1	10,400	2008-03-06
1	42-461-35034	SAXUM OPCO, LLC	1	10,900	2006-03-03
3	42-461-35033	SAXUM OPCO, LLC	1	10,900	2006-03-03
2	42-461-35032	SAXUM OPCO, LLC	1	10,900	2006-03-02