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42-283-31380

SHUT IN Horizontal

LAMMERTS

LA SALLE County · District 1 · INEOS USA OIL & GAS LLC · PEARSALL (AUSTIN CHALK)

Permits

1

Max Depth

11,000 ft

First Permit

1990-11-02

Latest Activity

1990-11-02

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1990-12-15

Shut-In

—

Plugged

—

P-5 Org Status: X

!

EWA / Production operator mismatch

Scheduling: INEOS USA OIL & GAS LLC ≠ Production: STONEGATE PRODUCTION COMPANY,LLC (reported 2009-09)

!

EWA / Permit operator mismatch

Scheduling: INEOS USA OIL & GAS LLC ≠ Permit: CHESAPEAKE OPERATING, INC.

Resolved via: scheduling → INEOS USA OIL & GAS LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

CHESAPEAKE OPERATING, INC. 1993-1994→ HEADLINE RESOURCES, INC. 1994-1997→ CHELETTE, CHRIS 1997-1998→ EMBAR RESOURCES, INC 1998-2001→ NEWTON CORP.,THE 2002-2003→ TIZA ENERGY, INC. 2003-2004→ MID TEXAS NATURAL GAS 2005-2005→ JENEX PETROLEUM CORPORATION 2005-2007→ STRATCO OPERATING CO., INC. 2007-2008→ TRIUS OPERATIONS, LLC 2008-2009→ STONEGATE PRODUCTION COMPANY,LLC 2009-2009

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 541 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
AUSTIN CHALK B-1 (Austin Chalk)6,898 ft-6,357 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
6,898–10,834 ftOpen hole

Casing (2)

SizeSet DepthCement
10.75"779 ft405 sx
7.625"6,658 ft235 sx

Permit History (1)

#380574 Drill Final Completion

LAMMERTS · 11,000 ft

1990-11-02

Spud 1990-11-04

Applications (1)

#380574 A CHESAPEAKE OPERATING, INC.
received 1990-11-02

Records & Logs

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

W-2/G-1 1991-01-31 log on file
W-2/G-1 1991-05-06
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 LA SALLE County.

Well Details

Well Number
1
Max Depth
11,000 ft
Drill Type
Horizontal
County
LA SALLE
District
1
Operator
INEOS USA OIL & GAS LLC
Completed
1990-12-15

Operator

Location
DENVER
P-5 Status
X (filed 2026-05-26)
Cum Oil (all leases)
38,411,227 bbl
Cum Gas (all leases)
123,424,939 mcf
Activities
OPRS/G, OPRS/O
Total Permits
85