WALTON ESTATE "A"

Oil · District 08 · Lease #23838

Operator: SMITH & MARRS INC.

Fields: KEYSTONE (SAN ANDRES)

Cum Oil

13k BBL

Cum Gas

1k MCF

casinghead

Wells

4

Production

1993-01 — 2009-05

Peak Month

1996-10

Production History

Cum Oil: 13,107 BBL Cum Gas: 1,456 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

103 BBL/mo

Di (annual)

9.8%

b-factor

0.0

EUR

12,434 BBL

R-squared

0.449

type

exponential

Operator History (from monthly production reports)

2024-05 — 2026-07 FORMENTERA OPERATIONS LLC 27 mo

2021-06 — 2024-04 SADDLEBACK EXPLORATION, LLC 35 mo

2016-12 — 2021-05 BLACKBEARD OPERATING, LLC 54 mo

2013-01 — 2016-11 MERIT ENERGY COMPANY 47 mo

2006-05 — 2012-12 CIMAREX ENERGY CO. OF COLORADO 80 mo

2002-04 — 2006-04 GRUY PETROLEUM MANAGEMENT CO. 49 mo

1999-07 — 2002-03 PRIZE OPERATING COMPANY 33 mo

1997-11 — 1999-06 PIONEER RESOURCES PRODUCING, L.P 20 mo

1996-07 — 1997-10 PARKER & PARSLEY PRODUCING L.P. 16 mo

1994-12 — 1996-06 HALLWOOD PETROLEUM, INC. 19 mo

1993-01 — 1994-11 SMITH & MARRS INC. 23 mo

Wells (4)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
5	42-495-32490	SADDLEBACK EXPLORATION LLC	2	5,500	2009-08-04
4	42-495-30397	CIMAREX ENERGY CO. OF COLORADO	1	5,300	1995-12-12
2	42-495-30391	FORMENTERA OPERATIONS LLC	1	5,300	1995-11-15
3	42-495-30395	FORMENTERA OPERATIONS LLC	--	--	--

WALTON ESTATE "A"

Production HistoryBeta Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]

Decline Curve Analysis

Operator History (from monthly production reports)

Wells (4)

Production History