WELL · 42-479-36032 · DISTRICT 4

Armstrong Ranch 'B' #2

Armstrong Ranch 'B' #2 (API 42-479-36032) is a permitted well in Webb County filed by Cox, Martin Regan; no completion report is on file yet.

The RRC has issued 2 drilling permits (amended once) between 1994 and 2007, permitted to 16,300 ft.

Completion filings report 3 formation tops, including Hinnant 1, Hinnant 7b, Hinnant 8.

Operator of record

Cox, Martin Regan

Irving, TX · P-5 Y, filed Jun 4, 2026 · 15 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	Cox, Martin Reganthrough Mar 2004
Latest permit	Cox, Martin ReganAug 21, 2007

16,300: total depth, ft
3: permits on file
Aug 21, 2007: last permit issued
—: completed
0: cumulative oil, bbl
402K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jun 1994 THROUGH Oct 2022

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: —
Shut in: —
Plugged: —

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 →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Armstrong Ranch G-4-153315	Berry R. Cox (Wx. 7TH Hinnant)	Cox, Martin Regan	1	0	402K	Jun 1994 – Oct 2022

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.

1XCL-Texas, Inc.Aug 1994 → Dec 1999
2Cox, Martin ReganJan 2000 → Mar 2004

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
644486-99	Recompletion	Cox, Martin Regan	Aug 15, 2007	Aug 21, 2007	—	11,491
421131-98	Drill	XCL-Texas, Inc.	Feb 21, 1995	Feb 14, 1994	Mar 8, 1994	16,200
421131-99	Drill	XCL-Texas, Inc.	Feb 14, 1994	Feb 14, 1994	—	16,300

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-4-153315	—	—	—	—

Formation tops

As filed on W-2/G-1. Download CSV →

Formation	MD ft
Hinnant 1	9,520
Hinnant 7B	13,382
Hinnant 8	13,822

Perforations

Perforated and open-hole intervals.

From	To	Type
13,400	13,475	Perforated
13,400	13,620	Perforated
13,535	13,562	Perforated
13,574	13,620	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
13.375	1,640	17.5	990 S
9.625	8,583	12.25	515 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 →

Filed	W-2 / G-1 date	Logs referenced
Jul 12, 1995	May 15, 1995	—
Mar 31, 1995	Dec 19, 1994	Yes
Mar 16, 1995	—	—

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.

Wellbore filings for 42-479-36032 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-479-36032 → scanned completion filings

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/47936032, documented in the API reference.