POWELL "28"

Oil · District 7C · Lease #9324

Operator: OVINTIV USA INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

201k BBL

Cum Gas

494k MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

2011-01

Production History

Cum Oil: 200,555 BBL Cum Gas: 494,257 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,575 BBL/mo

Di (annual)

18.8%

b-factor

0.0

EUR

100,589 BBL

R-squared

0.546

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

2014-05 — 2015-01 ATHLON HOLDINGS LP 9 mo

2003-10 — 2014-04 JM COX RESOURCES, L.P. 127 mo

1993-01 — 2003-09 COX, JOHN L. 129 mo

Wells (4)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
4	42-461-37011	OVINTIV USA INC.	2	11,000	2010-09-29
3	42-461-35662	OVINTIV USA INC.	2	10,600	2008-01-30
2	42-461-31888	OVINTIV USA INC.	1	9,400	1982-02-18
1	42-461-31818	OVINTIV USA INC.	1	9,500	1981-09-25