ARGO -A-

Oil · District 08 · Lease #30441

Operator: STEPHENS, AUTRY C.

Fields: MARTIN (TUBB)

Cum Oil

15k BBL

Cum Gas

95k MCF

casinghead

Wells

1

Production

1993-01 — 2010-05

Peak Month

1993-04

Production History

Cum Oil: 14,637 BBL Cum Gas: 94,517 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

108 BBL/mo

Di (annual)

6.5%

b-factor

0.0

EUR

19,044 BBL

R-squared

0.647

type

exponential

Operator History (from monthly production reports)

2000-09 — 2010-10 ENDEAVOR ENERGY RESOURCES L.P. 122 mo
1993-01 — 2000-08 STEPHENS, AUTRY C. 92 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2OLSEN ENERGY INC.16,7001985-11-22