42-227-31973

Final Completion

WILLCOX ET AL

HOWARD County · District 8 · TANOS PRODUCTION INC. · MOORE (WOLFCAMP)

Permits

Max Depth

10,500 ft

First Permit

1979-09-20

Latest Activity

1988-11-08

Lifespan

9 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1980-01-14

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: TANOS PRODUCTION INC. ≠ Production: JOHNSON OPERATING COMPANY, LLC. (reported 2024-09)

Resolved via: scheduling → TANOS PRODUCTION INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

TANOS PRODUCTION, INC. 1993-1994→ BIG SPRINGS ENERGY GROUP, INC. 1995-1995→ HARTOIL CORPORATION 1995-1996→ LYNX ENERGY COMPANY, INC. 1997-2000→ AROC (TEXAS) INC. 2000-2002→ MILLENNIUM RESOURCES, LLC. 2002-2006→ MILLENNIUM RESOURCES, LP 2006-2020→ WHETSTONE RESOURCES, LLC 2021-2022→ HIGH DESERT RESOURCES, L.L.C. 2022-2023→ JOHNSON OPERATING COMPANY, LLC. 2024-2024

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 (1) Elevation 2,507 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	3,146 ft	-639 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 (2)

Interval	Type
3,146–3,170 ft	Perforated
8,507–9,375 ft	Perforated

Casing (5)

Size	Set Depth	Cement
13.375"	337 ft	350 sx
4.5"	3,963 ft	1,265 sx
9.625"	3,980 ft	550 sx
2.875"	9,400 ft	—
4.5"	9,665 ft	1,265 sx

Permit History (2)

#353094 Recompletion Final Completion

WILLCOX, RAY · 3,816 ft

1988-11-08

#58532 Drill Final Completion

WILLCOX ET AL · 10,500 ft

1979-09-20

Spud 1979-09-28

Applications (2)

#353094 A TANOS PRODUCTION, INC.

received 1988-11-07

#58532 A YOUNG, MARSHALL R., OIL COMPANY

received 1979-09-20

Records & Logs

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

W-2/G-1 1988-11-23 log on file

W-2/G-1 1989-02-17

W-2/G-1 1988-11-23 log on file

W-2/G-1 1988-12-21

W-2/G-1 1980-01-24

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 HOWARD County.

Well Details

Well Number: 12
Max Depth: 10,500 ft
Drill Type: Vertical
County: HOWARD
District: 8
Operator: TANOS PRODUCTION INC.
Completed: 1980-01-14

Operator

Name: TANOS PROD, INC
Location: HOUSTON
P-5 Status: Inactive (filed 1995-02-21)
Cum Oil (all leases): 142,331 bbl
Cum Gas (all leases): — mcf
Total Permits: 13