KLEBERG,R.J.JR.TR-VIBORASPASTURE

Oil · District 04 · Lease #5591

Operator: EXXON MOBIL CORPORATION

Cum Oil

31k BBL

Cum Gas

40k MCF

casinghead

Wells

8

Production

1993-01 — 1999-12

Peak Month

1998-03

Production History

Cum Oil: 30,617 BBL Cum Gas: 39,655 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,037 BBL/mo

Di (annual)

231.7%

b-factor

0.3

EUR

7,632 BBL

R-squared

0.632

type

hyperbolic

Operator History (from monthly production reports)

2000-04 — 2006-04 EXXON MOBIL CORPORATION 73 mo
1993-01 — 2000-03 EXXON CORP. 87 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
135EXXON MOBIL CORPORATION58,7002005-05-25
132EXXON CORP.711,7001999-07-02
41EXXON CORP.37,2101998-04-01
57EXXON CORP.67,5001995-06-14
34 FEXXON CORP.67,6501995-05-26
87 FEOG RESOURCES, INC.88,7001992-10-19
30 JHUMBLE OIL & REFINING CO.38,3101990-11-15
96 FEXXON CORP.38,0001989-06-16