WEEKLEY -WF-

Oil · District 08 · Lease #21140

Operator: STEPHENS, AUTRY C.

Fields: DUNE

Cum Oil

74k BBL

Cum Gas

12k MCF

casinghead

Wells

40

Production

1993-01 — 2009-02

Peak Month

1997-04

Production History

Cum Oil: 74,088 BBL Cum Gas: 12,034 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,569 BBL/mo

Di (annual)

36.9%

b-factor

0.0

EUR

50,985 BBL

R-squared

0.806

type

exponential

Operator History (from monthly production reports)

2000-09 — 2010-06 ENDEAVOR ENERGY RESOURCES L.P. 118 mo
1995-08 — 2000-08 STEPHENS, AUTRY C. 61 mo
1995-02 — 1995-07 PENNZOIL EXPLORATION & PROD. CO. 6 mo
1993-01 — 1995-01 PENNZOIL PETROLEUM COMPANY 25 mo

Wells (40)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
118ENDEAVOR ENERGY RESOURCES L.P.13,5451995-02-01
124ENDEAVOR ENERGY RESOURCES L.P.23,6001981-12-08
221ENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-29
224ENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-29
228ENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-29
222WENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-28
227WENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-26
230WENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-26
223WENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-13
225WENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-13
229WIENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-13
126WENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-05
127WENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-05
125WIENDEAVOR ENERGY RESOURCES L.P.13,5501981-10-02
226WENDEAVOR ENERGY RESOURCES L.P.13,6001981-10-02
218ENDEAVOR ENERGY RESOURCES L.P.13,9001979-10-19
220ENDEAVOR ENERGY RESOURCES L.P.13,9001979-10-19
123ENDEAVOR ENERGY RESOURCES L.P.13,9001979-09-19
123WENDEAVOR ENERGY RESOURCES L.P.13,9001979-09-19
219ENDEAVOR ENERGY RESOURCES L.P.13,9001979-09-19
11542-103-03542ENDEAVOR ENERGY RESOURCES L.P.------
11742-103-03423ENDEAVOR ENERGY RESOURCES L.P.------
11942-103-03425ENDEAVOR ENERGY RESOURCES L.P.------
12042-103-03426ENDEAVOR ENERGY RESOURCES L.P.------
12142-103-03427ENDEAVOR ENERGY RESOURCES L.P.------
12242-103-10058ENDEAVOR ENERGY RESOURCES L.P.------
20442-103-03421ENDEAVOR ENERGY RESOURCES L.P.------
20542-103-03428ENDEAVOR ENERGY RESOURCES L.P.------
20642-103-03429ENDEAVOR ENERGY RESOURCES L.P.------
20742-103-03430ENDEAVOR ENERGY RESOURCES L.P.------
20842-103-03431ENDEAVOR ENERGY RESOURCES L.P.------
20942-103-03432ENDEAVOR ENERGY RESOURCES L.P.------
21042-103-03433ENDEAVOR ENERGY RESOURCES L.P.------
21142-103-03434ENDEAVOR ENERGY RESOURCES L.P.------
21242-103-03435ENDEAVOR ENERGY RESOURCES L.P.------
21342-103-10257ENDEAVOR ENERGY RESOURCES L.P.------
21442-103-10159ENDEAVOR ENERGY RESOURCES L.P.------
21542-103-10132ENDEAVOR ENERGY RESOURCES L.P.------
21642-103-10261ENDEAVOR ENERGY RESOURCES L.P.------
21742-103-10153ENDEAVOR ENERGY RESOURCES L.P.------