← Wells

42-055-34298

PRODUCING

STAIR O. F.

CALDWELL County · District 1 · TEXAS PETROLEUM INVESTMENT CO. · LULING-BRANYON

Permits

1

Max Depth

2,500 ft

First Permit

1987-08-11

Latest Activity

1987-08-11

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1993-11-19

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: TEXAS PETROLEUM INVESTMENT CO. ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.

Resolved via: production → TEXAS PETROLEUM INVESTMENT CO.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

MERIDIAN OIL PRODUCTION INC. 1993-1996→ MERIDIAN OIL INC. 1996-1996→ BURLINGTON RESOURCES OIL&GAS CO. 1996-1997→ VINTAGE PETROLEUM, INC. 1997-2006→ VINTAGE PETROLEUM, LLC 2006-2006→ TEXAS PETROLEUM INVESTMENT CO. 2006-2026

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 7 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
AUSTIN CHALK 1,682 ft-1,675 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)

IntervalType
2,106–2,110 ftPerforated
2,189–2,193 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"331 ft620 sx
7"2,244 ft730 sx

Permit History (1)

#334365 Drill Final Completion

STAIR, O. F. · 2,500 ft

1987-08-11

Applications (1)

#334365 A MOBIL PRODUCING TX. & N.M. INC.
received 1987-08-11

Records & Logs

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

W-2/G-1 1994-11-07
W-2/G-1 1987-11-12 log on file
W-2/G-1 1987-11-21
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 CALDWELL County.

Well Details

Well Number
32
Max Depth
2,500 ft
Drill Type
Vertical
County
CALDWELL
District
1
Operator
TEXAS PETROLEUM INVESTMENT CO.
Completed
1993-11-19

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-10-01)
Cum Oil (all leases)
24,321,929 bbl
Cum Gas (all leases)
20,638,399 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
233