APPLE

Oil · District 08 · Lease #35633

Operator: STEPHENS, AUTRY C.

Fields: PLEASURE LAKE (FUSSELMAN)

Cum Oil

3k BBL

Cum Gas

604 MCF

casinghead

Wells

1

Production

1998-01 — 1999-03

Peak Month

1998-05

Production History

Cum Oil: 2,840 BBL Cum Gas: 604 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

323 BBL/mo

Di (annual)

422.6%

b-factor

0.0

EUR

924 BBL

R-squared

0.342

type

exponential

Operator History (from monthly production reports)

2016-12 — 2021-01 SM ENERGY COMPANY 50 mo

2016-06 — 2016-11 QSTAR OPERATING LLC 6 mo

2000-09 — 2016-05 ENDEAVOR ENERGY RESOURCES L.P. 189 mo

1998-05 — 2000-08 STEPHENS, AUTRY C. 28 mo

1998-01 — 1998-04 CAMPANA PETROLEUM COMPANY 4 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-317-34131	SM ENERGY COMPANY	6	12,000	2016-03-09