← Wells

42-055-34464

Final Completion

WALKER C.R.

CALDWELL County · District 1 · PETROSAURUS INC. · SALT FLAT

Permits

1

Max Depth

2,800 ft

First Permit

1989-11-01

Latest Activity

1989-11-01

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-04-25

Shut-In

—

Plugged

2025-12-23

!

EWA / Production operator mismatch

Scheduling: PETROSAURUS INC. ≠ Production: OILTEX, LLC (reported 2019-06)

!

EWA / Permit operator mismatch

Scheduling: PETROSAURUS INC. ≠ Permit: COALINGA CORPORATION

Resolved via: scheduling → PETROSAURUS INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

COALINGA CORPORATION 1993-1996→ SPILLER, J.A. 1996-1998→ CALTEX ENERGY CO. 1998-2011→ CCR OPERATING, LLC 2011-2011→ LULING O&G LLC 2011-2015→ OILTEX, LLC 2017-2019

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 (4) Elevation 347 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
PECAN GAP 2,114 ft-1,767 ft
AUSTIN CHALK UPPER (Austin Chalk)2,520 ft-2,173 ft
AUSTIN CHALK MIDDLE (Austin Chalk)2,592 ft-2,245 ft
AUSTIN CHALK LOWER (Austin Chalk)2,654 ft-2,307 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
2,544–2,607 ftPerforated

Casing (1)

SizeSet DepthCement
5.5"2,723 ft442 sx

Permit History (1)

#365746 Drill Final Completion

WALKER, C. R. · 2,800 ft

1989-11-01

Applications (1)

#365746 A COALINGA CORPORATION
received 1989-10-30

Records & Logs

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

W-2/G-1 1990-07-09 log on file
W-2/G-1 1990-07-17
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
11
Max Depth
2,800 ft
Drill Type
Vertical
County
CALDWELL
District
1
Operator
PETROSAURUS INC.
Completed
1990-04-25

Operator

Location
SOMERSET
P-5 Status
Delinquent (filed 2020-10-26)
Cum Oil (all leases)
172,302 bbl
Cum Gas (all leases)
— mcf
Activities
GTHS/O, OPRS/O