WELL · 42-365-36406 · DISTRICT 6

Williams T.B. Gas Unit #12

Plugged

Panola County · Carthage (Cotton Valley) field · Vertical

Williams T.B. Gas Unit #12 (API 42-365-36406) is a plugged well in Panola County, plugged February 12, 2010, last operated by Anadarko E&P Company LP.

The RRC has issued one drilling permit, issued November 8, 2006, permitted to 11,000 ft.

Completion filings report 5 formation tops, including Austin Chalk, Glen Rose, Massive Anhydrite (marker), Travis Peak.

Operator of record

Anadarko E&P Company LP

Houston, TX · P-5 Y, filed Jul 4, 2025 · 2,635 permits on file · (832) 636-1111

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Anadarko E&P Company LP
Production reports	Anadarko E&P Company LPthrough Aug 2007
Latest permit	Anadarko E&P Company LPNov 8, 2006

11,000: total depth, ft
1: permits on file
Nov 8, 2006: last permit issued
May 2, 2007: completed
0: cumulative oil, bbl
6.4K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Feb 2007 THROUGH Feb 2010

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: May 2, 2007
Shut in: —
Plugged: Feb 12, 2010

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
Williams, T.B. Gas Unit G-6-234670	Carthage (Cotton Valley)	Anadarko E&P Company LP	1	0	6.4K	Feb 2007 – Feb 2010

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.

1Anadarko E&P Company LPFeb 2007 → Aug 2007

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
628718-99	Drill	Anadarko E&P Company LP	Nov 7, 2006	Nov 8, 2006	Dec 28, 2006	11,000

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-6-234670	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 303 ft elevation.Download CSV →

Formation	MD ft	Subsea
Austin Chalk	2,298	-1,995
Glen Rose	3,500	-3,197
Massive Anhydrite (marker)MASSIVE ANHYDRITE	4,968	-4,665
Travis Peak	6,397	-6,094
Cotton Valley	8,571	-8,268

Perforations

Perforated and open-hole intervals.

From	To	Type
9,050	9,289	Perforated
9,368	9,480	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
9.625	1,025	12.25	425 S
5.5	9,833	7.875	1,471 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 →

Suffix	Filed	W-2 / G-1 date	Logs referenced
00	May 6, 2008	Jul 24, 2007	Yes
00	May 2, 2008	—	—

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 42-365-36406 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-365-36406 → 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/36536406, documented in the API reference.