WELL · 42-391-32079 · DISTRICT 2
Thomas O'Connor 'B' #50
Refugio County · Vertical
Thomas O'Connor 'B' #50 (API 42-391-32079) is a permitted well in Refugio County filed by Hilcorp Energy Company; no completion report is on file yet.
The RRC has issued 4 drilling permits (amended 3 times) between 1992 and 2012, permitted to 8,800 ft.
Completion filings report 7 formation tops, including Lagarto, Oakville, Catahoula, Anahuac.
Its 4 leases have reported 56.1K barrels of oil and 332K mcf of gas since January 1993, last reporting in July 2026. The leases carry 6 wells, so these are lease totals, not this well alone.
Operator of record
Houston, TX · P-5 Y, filed Mar 26, 2026 · 3,453 permits on file · (713) 209-2411
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Hilcorp Energy Companythrough Mar 2018 |
| Latest permit | Hilcorp Energy CompanyNov 30, 2012 |
- 8,800
- total depth, ft
- 7
- permits on file
- Nov 30, 2012
- last permit issued
- —
- completed
- 56.1K
- cumulative oil, bbl
- 332K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
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 4 leases this well is completed on; they carry 6 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Thomas O'Connor 'B' O-2-10382 | Mary Ellen Oconnor (Frio 6500) | Hilcorp Energy Company | 3 | 28.4K | 67.2K | Oct 2012 – Jul 2026 |
| O'Connor, Thomas 'B' G-2-195110 | Mary Ellen Oconnor (7900) | Hilcorp Energy Company | 1 | 0 | 268 | Jun 2001 – Nov 2012 |
| O'Connor, Thomas "B" O-2-7920 | Mary Ellen Oconnor (Frio 6500) | Hilcorp Energy Company | 1 | 27.7K | 89.3K | Nov 1993 – Jun 2003 |
| O'Connor, Thomas "B" G-2-144285 | Mary Ellen Oconnor (Frio 6500) | Quintana Pet. Corp. | 1 | 0 | 175K | Jan 1993 – Oct 1993 |
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.
- 1Quintana Pet. Corp.Jan 1993 → Mar 1997
- 2Hilcorp Energy CompanyFeb 2003 → Feb 2018
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 751467-99 | Recompletion | Hilcorp Energy Company | Nov 13, 2012 | Nov 30, 2012 | Nov 19, 2012 | 7,993 |
| 530553-99 | Recompletion | Hilcorp Energy Company | Apr 10, 2003 | Apr 14, 2003 | — | 7,993 |
| 476771-98 | Recompletion | Hilcorp Energy Company | Apr 10, 2003 | Jun 2, 1998 | May 5, 1998 | 7,993 |
| 476771-99 | Recompletion | Quintana Pet. Corp. | Jun 1, 1998 | Jun 2, 1998 | — | 7,993 |
| 402767-97 | Drill | Quintana Pet. Corp. | Nov 10, 1992 | Sep 1, 1992 | — | 8,800 |
| 402767-98 | Drill | Quintana Pet. Corp. | Oct 7, 1992 | Sep 1, 1992 | Oct 31, 1992 | 8,400 |
| 402767-99 | Drill | Quintana Pet. Corp. | Aug 26, 1992 | Sep 1, 1992 | — | 8,400 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-144285 | — | — | — | — |
| — | — G-2-195110 | — | — | — | — |
| — | — O-2-7920 | — | — | — | — |
| — | — O-2-10382 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 25 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| LagartoLARGARTO | 1,500 | -1,475 |
| Oakville | 2,750 | -2,725 |
| Oakville | 2,900 | -2,875 |
| CatahoulaCATAHOULA (MIOCENE) | 3,300 | -3,275 |
| Catahoula | 3,600 | -3,575 |
| Anahuac | 4,100 | -4,075 |
| AnahuacANAHUAC (MIOCENE) | 4,100 | -4,075 |
| Greta | 4,300 | -4,275 |
| FrioFRIO-GRETA (OILGOCENE) | 4,365 | -4,340 |
| FrioFRIO-GRETA (OLIGOCENE) | 4,365 | -4,340 |
| FrioMIDDLE FRIO (SINTON) | 5,000 | -4,975 |
| FrioUPPER FRIO | 5,000 | -4,975 |
| FrioMIDDLE FRIO | 5,800 | -5,775 |
| FrioLOWER FRIO (OLIGOCENE) | 5,880 | -5,855 |
| NO Change | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,530 | 6,543 | Perforated |
| 6,554 | 6,560 | Perforated |
| 7,794 | 7,835 | Perforated |
| 7,902 | 7,909 | Perforated |
| 7,949 | 7,951 | Perforated |
| 7,969 | 7,971 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,499 | 13.5 | 820 S |
| 9.625 | 1,499 | — | 820 S |
| 5.5 | 7,992 | 8.75 | 1,455 S |
| 5.5 | 7,992 | — | 1,455 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 9, 2013 | Dec 12, 2012 | — |
| 00 | Oct 29, 2003 | Apr 30, 2003 | Yes |
| 00 | Jun 30, 2003 | — | — |
| 00 | Feb 11, 1994 | Nov 8, 1993 | — |
| 00 | Nov 24, 1993 | — | — |
| 00 | Apr 12, 1993 | Jan 28, 1993 | — |
| 00 | Mar 12, 1993 | — | Yes |
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 42-391-32079 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-391-32079 → 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/39132079, documented in the API reference.