← Wells

42-059-35958

Final Completion

WINDHAM F. JR. 81

CALLAHAN County · District 7 · TRACKER MINERAL · PERIGO (ELLENBURGER)

Permits

1

Max Depth

4,300 ft

First Permit

1988-11-15

Latest Activity

1988-11-15

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1989-01-01

Shut-In

—

Plugged

2003-11-12

!

EWA / Permit operator mismatch

Scheduling: TRACKER MINERAL ≠ Permit: MILLER, BOB I.

Resolved via: scheduling → TRACKER MINERAL

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2007-11

Injection / Disposal

H-1 Injection Plugged 2003-11-26 UIC #000087217 permitted 1997-12-31

Permitted Volume

500 bbl/d

Max Pressure

1,500 psi

Injection Interval

4,142–4,167 ft

Injected (12mo)

—

Operator History

Chain of Custody

MILLER, BOB I. 1993-1994→ TRACKER MINERAL 1998-2002

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Oil
production & DCA →

Formation Tops (3) Elevation 1,814 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CROSS PLAINS SAND2,240 ft-426 ft
PALO PINTO 2,430 ft-616 ft
ELLENBURGER 4,140 ft-2,326 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (1)

IntervalType
4,142–4,167 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"100 ft85 sx
4.5"4,142 ft100 sx

Permit History (1)

#353276 Drill Final Completion

WINDHAM, F. JR. "81" · 4,300 ft

1988-11-15

Applications (1)

#353276 A MILLER, BOB I.
received 1988-11-14

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 1989-01-11 log on file
W-2/G-1 1989-02-02
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in CALLAHAN County.

Well Details

Well Number
2
Max Depth
4,300 ft
Drill Type
Vertical
County
CALLAHAN
District
7
Operator
TRACKER MINERAL
Completed
1989-01-01

Operator

Location
CLYDE
P-5 Status
Active (filed 2025-12-16)
Cum Oil (all leases)
344,631 bbl
Cum Gas (all leases)
72,275 mcf
Activities
OPRS/G, OPRS/O
Total Permits
127