WINDHAM, F. JR. "81"

Oil · District 7B · Lease #24479

Operator: TRACKER MINERAL

Cum Oil

8k BBL

Cum Gas

11k MCF

casinghead

Wells

2

Production

1993-01 — 2002-06

Peak Month

1999-01

Production History

Cum Oil: 8,138 BBL Cum Gas: 11,013 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

625 BBL/mo

Di (annual)

198.9%

b-factor

0.6

EUR

8,717 BBL

R-squared

0.892

type

hyperbolic

Operator History (from monthly production reports)

1997-02 — 2007-11 TRACKER MINERAL 130 mo
1993-01 — 1997-01 MILLER, BOB I. 49 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2TRACKER MINERAL14,3001988-11-15
1TRACKER MINERAL14,3001986-10-02