WELL · 42-199-33033 · DISTRICT 3

Grenadine B #4

Plugged

Hardin County · T.A.V.T. (Frio) field  · Vertical

Grenadine B #4 (API 42-199-33033) is a plugged well in Hardin County, plugged August 19, 2009, last operated by Cobra Oil & Gas Corporation.

The RRC has issued one drilling permit, issued June 13, 2006, permitted to 5,500 ft.

Completion filings report one formation top, including Frio.

Operator of record

Cobra Oil & Gas Corporation

Wichita Falls, TX · P-5 Y, filed Dec 4, 2025 · 778 permits on file · (940) 720-2597

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleCobra Oil & Gas Corporation
Production reportsCobra Oil & Gas Corporationthrough Mar 2009
Latest permitCobra Oil & Gas CorporationJun 13, 2006
5,500
total depth, ft
1
permits on file
Jun 13, 2006
last permit issued
Sep 8, 2006
completed
0
cumulative oil, bbl
114K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Sep 2006 THROUGH Aug 2009

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Sep 8, 2006
Shut in
—
Plugged
Aug 19, 2009

Surface location

No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Grenadine "B" G-3-223711T.A.V.T. (Frio)Cobra Oil & Gas Corporation10114KSep 2006 – Aug 2009

No volumes reported on these leases in the last three years.

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Cobra Oil & Gas CorporationSep 2006 → Mar 2009

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
620144-99DrillCobra Oil & Gas CorporationMay 30, 2006Jun 13, 2006Jul 12, 20065,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-3-223711————

Formation tops

As filed on W-2/G-1. Download CSV →

FormationMD ft
FrioTOP FRIO4,324

Perforations

Perforated and open-hole intervals.

FromToType
4,7874,790Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.6251,04812.25850 S
2.8755,0007.875890 S

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →

SuffixFiledW-2 / G-1 dateLogs referenced
00May 1, 2007Oct 16, 2006Yes
00Jan 9, 2007——

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.

About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

Developers: this page as JSON is GET /v1/data/wells/19933033, documented in the API reference.