PORTER

Oil · District 08 · Lease #35274

Operator: STEPHENS, AUTRY C.

Cum Oil

69k BBL

Cum Gas

120k MCF

casinghead

Wells

1

Production

1997-01 — 2020-06

Peak Month

1997-10

Production History

Cum Oil: 69,060 BBL Cum Gas: 119,579 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

458 BBL/mo

Di (annual)

8.7%

b-factor

0.0

EUR

62,605 BBL

R-squared

0.442

type

exponential

Operator History (from monthly production reports)

2000-09 — 2020-09 ENDEAVOR ENERGY RESOURCES L.P. 241 mo
1997-01 — 2000-08 STEPHENS, AUTRY C. 44 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ENDEAVOR ENERGY RESOURCES L.P.311,3502017-11-13