SMS -239-

Oil · District 7B · Lease #28361

Operator: MITCHELL ENERGY CORPORATION

Cum Oil

2k BBL

Cum Gas

7k MCF

casinghead

Wells

1

Production

1998-01 — 1999-12

Peak Month

1998-04

Production History

Cum Oil: 1,575 BBL Cum Gas: 6,847 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

184 BBL/mo

Di (annual)

150.0%

b-factor

0.0

EUR

1,467 BBL

R-squared

0.715

type

exponential

Operator History (from monthly production reports)

1998-01 — 2000-04 MITCHELL ENERGY CORPORATION 28 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MITCHELL ENERGY CORPORATION15,2501997-08-15