EWING

Oil · District 04 · Lease #11598

Operator: RINCON PETROLEUM CORPORATION

Cum Oil

8k BBL

Cum Gas

26k MCF

casinghead

Wells

1

Production

1993-01 — 2006-05

Peak Month

1998-11

Production History

Cum Oil: 8,152 BBL Cum Gas: 26,476 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

243 BBL/mo

Di (annual)

87.8%

b-factor

0.3

EUR

4,640 BBL

R-squared

0.820

type

hyperbolic

Operator History (from monthly production reports)

1999-07 — 2007-04 RINCON PETROLEUM CORPORATION 94 mo
1993-01 — 1999-06 MARQUEE CORPORATION 78 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6KRC OPERATING LLC38,3002006-06-08