BARNETT NO. 4 UNIT

Oil · District 09 · Lease #28961

Operator: VANDERMEER ENERGY CORP.

Cum Oil

72k BBL

Cum Gas

469k MCF

casinghead

Wells

1

Production

1995-05 — 2026-04

Peak Month

2000-07

Production History

Cum Oil: 71,886 BBL Cum Gas: 469,200 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,289 BBL/mo

Di (annual)

40.9%

b-factor

0.2

EUR

47,158 BBL

R-squared

0.914

type

hyperbolic

Operator History (from monthly production reports)

1998-12 — 2026-07 ITX CORPORATION 332 mo
1995-05 — 1998-11 VANDERMEER ENERGY CORP. 43 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4ITX CORPORATION14,7001995-01-25