TEXAS · WELLS · RUSK COUNTY · LEATH ESTATE GAS UNIT LEASE · API 42-401-32191 · DISTRICT 06
Leath Estate Gas Unit #4
Rusk County · Oak Hill (Cotton Valley) field · Producing · Vertical
Leath Estate Gas Unit #4 (API 42-401-32191) is a well in Rusk County operated by Tgnr East Texas LLC, completed July 15, 1988 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued January 6, 1988, permitted to 10,988 ft.
It was permitted by Arco Oil & Gas CO. and has since transferred to Tgnr East Texas LLC on the wellbore schedule.
Completion filings report 6 formation tops, including Glen Rose, Rodessa, Pettit, Travis Peak.
Its lease has reported 14.3K barrels of oil and 2.19M mcf of gas since January 1993, last reporting volume in April 2026.
Operator of record
Permitted by Arco Oil & Gas Co.; 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
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | TGNR East Texas LLC |
| Production reports | TGNR East Texas LLCthrough Apr 2026 |
| Latest permit | Arco Oil & Gas Co.Jan 6, 1988 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,988
- total depth, ft
- 1
- permits on file
- Jan 6, 1988
- last permit issued
- Jul 15, 1988
- completed
- 14.3K
- cumulative oil, bbl
- 2.19M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 15, 1988
- 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.
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 |
|---|---|---|---|---|---|---|
| Leath Estate Gas Unit G-6-128014 | Oak Hill (Cotton Valley) | TGNR East Texas LLC | 1 | 14.3K | 2.19M | Jan 1993 – Apr 2026 |
Gas, mcf lease total
Last 12 months 16,046 · prior 12 17,186(-7%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Castle Production CompanyJan 1993 → Apr 1997
- 2Union Pacific Resources CompanyMay 1997 → Jan 2001
- 3Rme Petroleum CompanyFeb 2001 → Nov 2002
- 4Anadarko E&P Company LPDec 2002 → Dec 2012
- 5Anadarko E&P Onshore LLCJan 2013 → Nov 2016
- 6Cci East Texas Upstream LLCDec 2016 → Jan 2021
- 7TGNR East Texas LLCFeb 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 340035-99 | Drill | Arco Oil & Gas Co. | Dec 10, 1987 | Jan 6, 1988 | — | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 15, 1988 | Leath Estate Gas Unit G-6-128014 | Oak Hill (Cotton Valley) | TGNR East Texas LLC | Producing | 10,988 |
Formation tops
As filed on W-2/G-1. Subsea from 402 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Glen Rose | 4,885 | -4,483 |
| Rodessa | 6,522 | -6,120 |
| PettitPETTIT LIME | 7,196 | -6,794 |
| Travis Peak | 7,502 | -7,100 |
| Cotton Valley | 9,070 | -8,668 |
| BossierBOSSIER SHALE | 10,820 | -10,418 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,454 | 10,762 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,662 | 12.25 | 870 S |
| 5.5 | 10,988 | 7.875 | 1,474 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 | Sep 14, 1988 | Aug 2, 1988 | Yes |
| 00 | Aug 15, 1988 | — | — |
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 42-401-32191 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-401-32191 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/40132191, documented in the API reference.