TXL "S" 21-3

Oil · District 08 · Lease #35700

Operator: SANDRIDGE EXPL. AND PROD., LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

100k BBL

Cum Gas

343k MCF

casinghead

Wells

2

Production

1998-01 — 2019-05

Peak Month

2014-08

Production History

Cum Oil: 100,445 BBL Cum Gas: 342,516 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,557 BBL/mo

Di (annual)

230.0%

b-factor

0.6

EUR

31,432 BBL

R-squared

0.777

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

1998-01 — 2001-12 ARCO PERMIAN 48 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
6	42-329-39321	OVINTIV USA INC.	2	11,400	2014-05-02
3	42-329-33880	OVINTIV USA INC.	2	10,150	1997-09-03