POWELL "17"

Oil · District 7C · Lease #13350

Operator: STEPHENS, AUTRY C.

Fields: SPRABERRY (TREND AREA)

Cum Oil

185k BBL

Cum Gas

787k MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 185,477 BBL Cum Gas: 786,983 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,918 BBL/mo

Di (annual)

60.1%

b-factor

0.6

EUR

211,112 BBL

R-squared

0.798

type

hyperbolic

Operator History (from monthly production reports)

2020-05 — 2026-07 OVINTIV USA INC. 75 mo

2000-09 — 2020-04 ENDEAVOR ENERGY RESOURCES L.P. 236 mo

1993-01 — 2000-08 STEPHENS, AUTRY C. 92 mo

Wells (4)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
4	42-461-33329	OVINTIV USA INC.	2	9,500	1992-09-22
5	42-461-33330	OVINTIV USA INC.	2	9,500	1992-09-22
3	42-461-33328	OVINTIV USA INC.	2	9,500	1992-09-18
2	42-461-33327	OVINTIV USA INC.	2	9,500	1992-09-16