WELL · 42-479-34933 · DISTRICT 4
Barrera-Leyendecker Gas Unit 1 #2
Webb County · Leyendecker (6900) field · Vertical
Barrera-Leyendecker Gas Unit 1 #2 (API 42-479-34933) is a well in Webb County operated by Sanchez Oil & Gas Corporation, completed November 22, 1989.
The RRC has issued 2 drilling permits (amended twice) between 1989 and 1998, permitted to 9,700 ft.
Completion filings report 3 formation tops, including Carrizo, Lower Wx, Lobo.
No lease production has been reported under this well’s leases.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Mar 11, 2026
- Permits on file
- 541
- Phone
- (713) 783-8000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sanchez Oil & Gas Corporation |
| Production reports | Lucky Lad Energy, LLCthrough Feb 2026 |
| Latest permit | Sanchez Oil & Gas CorporationAug 14, 1998 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,700
- total depth, ft
- 4
- permits on file
- Aug 14, 1998
- last permit issued
- Nov 22, 1989
- completed
- 0
- cumulative oil, bbl
- 1.38M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 22, 1989
- 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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Barrera-Leyendecker GU 1 G-4-169825 | Leyendecker (6100) | Lucky Lad Energy, LLC | 1 | 0 | 310K | Aug 1998 – Jul 2026 |
| Barrera-Leyendecker Gas Unit 1 G-4-133571 | Leyendecker (6900) | Sanchez Oil & Gas Corporation | 1 | 0 | 1.07M | Jan 1993 – Dec 1998 |
Gas, mcf lease total
Last 12 months 3,273 · prior 12 5,288(-38%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Sanchez-O'Brien Oil & Gas Corp.Jan 1993 → May 1998
- 2Sanchez Oil & Gas CorporationJun 1998 → May 1999
- 3Coastal Oil & Gas CorporationJun 1999 → Jun 2001
- 4EL Paso Production Oil & Gas Co.Jul 2001 → Mar 2002
- 5United Oil & Minerals L. P.Apr 2002 → Jun 2003
- 6United Resources, LPJul 2003 → Dec 2003
- 7Westport Oil and Gas Company, LPJan 2004 → Nov 2005
- 8Laredo EnergyDec 2005 → Apr 2014
- 9Laredo Energy IV, L.P.Sep 2006 → Mar 2007
- 10Laredo Energy Operating, LLCMay 2014 → Jul 2014
- 11Encina Resources, LLCDec 2014 → Dec 2025
- 12Lucky Lad Energy, LLCJan 2026 → Feb 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 478732-98 | Recompletion | Sanchez Oil & Gas Corporation | Aug 18, 1998 | Aug 14, 1998 | Aug 15, 1998 | 9,700 |
| 478732-99 | Recompletion | Sanchez Oil & Gas Corporation | Aug 14, 1998 | Aug 14, 1998 | — | 9,700 |
| 365257-98 | Drill | Sanchez-O'Brien Oil & Gas Corp. | Feb 1, 1990 | Oct 17, 1989 | — | 9,700 |
| 365257-99 | Drill | Sanchez-O'Brien Oil & Gas Corp. | Oct 17, 1989 | Oct 17, 1989 | — | 9,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-133571 | — | — | — | — |
| — | — G-4-169825 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 512 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| CarrizoCARRIZO WX | 3,740 | -3,228 |
| Lower WX | 5,650 | -5,138 |
| Lobo | 7,410 | -6,898 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,421 | 6,427 | Perforated |
| 6,848 | 6,874 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 790 | 12.25 | 320 S |
| 7 | 6,170 | 8.75 | 325 S |
| 2.875 | 8,069 | 6.125 | 355 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 | Oct 9, 1998 | Sep 11, 1998 | Yes |
| 00 | Sep 16, 1998 | — | — |
| 00 | May 31, 1991 | May 10, 1991 | Yes |
| 00 | Jun 19, 1990 | Feb 14, 1990 | — |
| 00 | Mar 8, 1990 | Dec 21, 1989 | Yes |
| 00 | Mar 7, 1990 | — | — |
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 42-479-34933 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-34933 → 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/47934933, documented in the API reference.