WINDHAM "2B"

Oil · District 08 · Lease #39894

Operator: SANDRIDGE EXPL. AND PROD., LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

75k BBL

Cum Gas

328k MCF

casinghead

Wells

2

Production

2010-05 — 2026-04

Peak Month

2013-12

Production History

Cum Oil: 74,527 BBL Cum Gas: 327,563 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,791 BBL/mo

Di (annual)

47.3%

b-factor

0.4

EUR

73,490 BBL

R-squared

0.737

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

2010-05 — 2010-09 SANDRIDGE EXPL. AND PROD., LLC 5 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
6	42-329-37581	OVINTIV USA INC.	1	12,500	2011-09-23
3	42-329-33777	OVINTIV USA INC.	1	10,150	1997-06-10