TXL "N" 9-4

Oil · District 08 · Lease #35822

Operator: SANDRIDGE EXPL. AND PROD., LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

87k BBL

Cum Gas

394k MCF

casinghead

Wells

2

Production

1998-03 — 2024-05

Peak Month

2015-07

Production History

Cum Oil: 86,813 BBL Cum Gas: 394,254 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,477 BBL/mo

Di (annual)

64.3%

b-factor

0.4

EUR

45,052 BBL

R-squared

0.638

type

hyperbolic

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

2010-10 — 2013-12 ATHLON ENERGY OPERATING LLC 39 mo

2010-01 — 2010-09 SANDRIDGE EXPL. AND PROD., LLC 9 mo

2003-08 — 2009-12 FOREST OIL CORPORATION 77 mo

2003-07 — 2003-07 OXY USA WTP LP 1 mo

2002-01 — 2003-06 BP AMERICA PRODUCTION COMPANY 18 mo

1998-03 — 2001-12 ARCO PERMIAN 46 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
11	42-329-39300	OVINTIV USA INC.	1	11,400	2014-04-18
4	42-329-33861	OVINTIV USA INC.	1	10,150	1997-08-18