TEXAS · WELLS · PANOLA COUNTY · CGU 21 LEASE · API 42-365-33078 · DISTRICT 06

Cgu 21 #8

On schedule

Panola County · Carthage (Cotton Valley) field · Producing · Vertical

Cgu 21 #8 (API 42-365-33078) is a well in Panola County operated by Tgnr East Texas LLC, completed March 17, 1995 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued November 2, 1994, permitted to 9,852 ft.

It was permitted by Union Pacific Resources Company and has since transferred to Tgnr East Texas LLC on the wellbore schedule.

Completion filings report 6 formation tops, including Glen Rose, Bass Massive Anhydrite, Pettit, Travis Peak.

Its lease has reported 2.14M mcf of gas since March 1995, last reporting volume in August 2026.

Operator of record

TGNR East Texas LLC

Permitted by Union Pacific Resources Company; the EWA schedule now lists a different operator.

Based in: Houston, TX
P-5 status: Active (A)
P-5 last filed: Feb 4, 2026
Permits on file: 41
Phone: (346) 308-2250

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SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	TGNR East Texas LLC
Production reports	TGNR East Texas LLCthrough Aug 2026
Latest permit	Union Pacific Resources CompanyNov 2, 1994

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

9,852: total depth, ft
1: permits on file
Nov 2, 1994: last permit issued
Mar 17, 1995: completed
0: cumulative oil, bbl
2.14M: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · MAR 1995 THROUGH AUG 2026

On this page6 formation tops Lease production

Regulatory status · RRC wellbore file

Schedule: ON SCHEDULE
Completed: Mar 17, 1995
Shut in: —
Plugged: —

Operator's P-5 on the schedule: Active (A)

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.

Wells nearby

Withinmiles

Every well with a location on file around this well, in any state, nearest first.

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Texas locations come from drilling permits, so most older Texas wells have none and are not listed.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH AUG 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
Cgu 21 G-6-154265	Carthage (Cotton Valley)	TGNR East Texas LLC	1	0	2.14M	Mar 1995 – Aug 2026

Gas, mcf lease total

Last 12 months 9,760 · prior 12 9,948(-2%)

Wells named Cgu 21

TGNR East Texas LLC's other wells filed under this lease name in Panola County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.

Loading the lease's wells

Chain of custody

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

1Union Pacific Resources CompanyMar 1995 → Jan 2001
2Rme Petroleum CompanyFeb 2001 → Nov 2002
3Anadarko E&P Company LPDec 2002 → Dec 2012
4Anadarko E&P Onshore LLCJan 2013 → Nov 2016
5Cci East Texas Upstream LLCDec 2016 → Jan 2021
6TGNR East Texas LLCFeb 2021 → Aug 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
429583-99	Drill	Union Pacific Resources Company	Oct 28, 1994	Nov 2, 1994	Jan 27, 1995	10,200

Completions

Completed	Lease	Field	Operator	Status	Depth
Mar 17, 1995	Cgu 21 G-6-154265	Carthage (Cotton Valley)	TGNR East Texas LLC	Producing	9,852

Formation tops

As filed on W-2/G-1. Subsea from 368 ft elevation.Download CSV →

Formation	MD ft	Subsea
Glen Rose	3,600	-3,232
Bass Massive Anhydrite	5,246	-4,878
PettitUPPER PETTIT	5,960	-5,592
Travis Peak	6,323	-5,955
Cotton Valley	8,284	-7,916
Bossier	9,674	-9,306

Perforations

Perforated and open-hole intervals.

From	To	Type
8,555	8,560	Perforated
8,680	8,690	Perforated
8,694	8,704	Perforated
8,716	8,736	Perforated
8,760	8,790	Perforated
8,804	8,824	Perforated
8,838	8,848	Perforated
8,874	8,879	Perforated
8,928	8,938	Perforated
8,966	8,986	Perforated
9,000	9,010	Perforated
9,040	9,070	Perforated
9,100	9,120	Perforated
9,130	9,140	Perforated
9,140	9,150	Perforated
9,190	9,200	Perforated
9,292	9,312	Perforated
9,330	9,340	Perforated
9,641	9,656	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
10.75	1,014	13.5	325 S
4.5	9,852	7.875	1,365 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →

Suffix	RRC record date	W-2 / G-1 date	Logs referenced
00	Jul 19, 1995	Apr 24, 1995	Yes
00	Jun 15, 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 42-365-33078 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-365-33078 → scanned completion filings

Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.

Find logs withinmiles of this well:List →Map →

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

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