GUITAR 12

Oil · District 08 · Lease #38723

Operator: OVINTIV USA INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

40k BBL

Cum Gas

156k MCF

casinghead

Wells

2

Production

2008-01 — 2020-05

Peak Month

2012-03

Production History

Cum Oil: 39,923 BBL Cum Gas: 155,550 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

448 BBL/mo

Di (annual)

10.9%

b-factor

0.0

EUR

49,214 BBL

R-squared

0.338

type

exponential

Operator History (from monthly production reports)

2020-02 — 2026-07 OVINTIV USA INC. 78 mo

2015-02 — 2020-01 ENCANA OIL & GAS(USA) INC. 60 mo

2014-01 — 2015-01 ATHLON HOLDINGS LP 13 mo

2011-10 — 2013-12 ATHLON FE OPERATING LLC 27 mo

2009-03 — 2011-09 ELEMENT PETROLEUM OPERATING, LLC 31 mo

2008-01 — 2009-02 MANHATTAN PETROLEUM, INC. 14 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-227-36581	OVINTIV USA INC.	1	11,000	2011-01-26
1	42-227-36098	OVINTIV USA INC.	1	11,000	2007-10-25