KLEBERG, R.J. JR TR VIBORAS PAST

Oil · District 04 · Lease #12857

Operator: EXXON MOBIL CORPORATION

Cum Oil

17k BBL

Cum Gas

26k MCF

casinghead

Wells

1

Production

1999-09 — 2000-10

Peak Month

1999-10

Production History

Cum Oil: 16,749 BBL Cum Gas: 25,683 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,404 BBL/mo

Di (annual)

479.3%

b-factor

0.0

EUR

11,172 BBL

R-squared

0.814

type

exponential

Operator History (from monthly production reports)

2000-04 — 2009-01 EXXON MOBIL CORPORATION 106 mo
1999-09 — 2000-03 EXXON CORP. 7 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
132EXXON CORP.711,7001999-07-02