UNIVERSITY -1-

Oil · District 08 · Lease #32720

Operator: STEPHENS, AUTRY C.

Cum Oil

34k BBL

Cum Gas

86 MCF

casinghead

Wells

1

Production

1993-01 — 2002-09

Peak Month

1993-03

Production History

Cum Oil: 34,069 BBL Cum Gas: 86 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

469 BBL/mo

Di (annual)

13.2%

b-factor

0.0

EUR

42,526 BBL

R-squared

0.558

type

exponential

Operator History (from monthly production reports)

2000-09 — 2004-04 ENDEAVOR ENERGY RESOURCES L.P. 44 mo
1999-09 — 2000-08 STEPHENS, AUTRY C. 12 mo
1999-07 — 1999-08 HOPKINS, T. M. OPERATING CO. 2 mo
1993-01 — 1999-06 SEAY EXPLORATION, INC. 78 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ENDEAVOR ENERGY RESOURCES L.P.112,3001990-02-21