UNIVERSITY "20"

Oil · District 7C · Lease #8851

Operator: STEPHENS, AUTRY C.

Cum Oil

48k BBL

Cum Gas

234k MCF

casinghead

Wells

8

Production

1993-01 — 2023-01

Peak Month

2003-08

Production History

Cum Oil: 48,298 BBL Cum Gas: 234,406 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

425 BBL/mo

Di (annual)

12.6%

b-factor

0.0

EUR

40,439 BBL

R-squared

0.509

type

exponential

Operator History (from monthly production reports)

2000-09 — 2024-08 ENDEAVOR ENERGY RESOURCES L.P. 288 mo
1993-01 — 2000-08 STEPHENS, AUTRY C. 92 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5ENDEAVOR ENERGY RESOURCES L.P.18,2001982-01-26
6ENDEAVOR ENERGY RESOURCES L.P.18,2001981-12-31
7ENDEAVOR ENERGY RESOURCES L.P.18,2001981-12-31
8ENDEAVOR ENERGY RESOURCES L.P.18,2001981-12-31
1ENDEAVOR ENERGY RESOURCES L.P.18,2001980-12-31
2ENDEAVOR ENERGY RESOURCES L.P.18,2001980-12-31
3ENDEAVOR ENERGY RESOURCES L.P.18,2001980-12-31
4ENDEAVOR ENERGY RESOURCES L.P.18,2001980-12-31