WELL · 42-391-01811 · DISTRICT 2
Thomas O Connor B #32
Refugio County · Mary Ellen Oconnor (FT-18 Sand) field · Vertical
Thomas O Connor B #32 (API 42-391-01811) is a plugged well in Refugio County, plugged August 25, 2021, last operated by Hilcorp Energy Company.
The RRC has issued 3 drilling permits between 1990 and 2010, permitted to 6,000 ft.
Completion filings report 6 formation tops, including Lagarto, Oakville, Catahoula, Anahuac.
Its 4 leases have reported 2.56K barrels of oil and 54.6K mcf of gas since January 1993, last reporting in October 2021. The leases carry 18 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Mar 27, 2026
- Permits on file
- 3,454
- Phone
- (713) 209-2400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Hilcorp Energy Company |
| Production reports | Hilcorp Energy Companythrough Jul 2011 |
| Latest permit | Hilcorp Energy CompanyJul 14, 2010 |
- 6,000
- total depth, ft
- 3
- permits on file
- Jul 14, 2010
- last permit issued
- Jul 14, 2010
- completed
- 2.56K
- cumulative oil, bbl
- 54.6K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Oct 2021
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 14, 2010
- Shut in
- —
- Plugged
- Aug 25, 2021
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 18 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Oconnor, Thos. -B- O-2-968 | Mary Ellen Oconnor (FS-96) | Hilcorp Energy Company | 15 | 2.56K | 250 | Jan 1993 – Oct 2021 |
| Thomas O'Connor "B" G-2-257764 | Mary Ellen Oconnor (FT-18 Sand) | Hilcorp Energy Company | 1 | 0 | 434 | Jul 2010 – Aug 2021 |
| O'Connor, Thomas 'B' G-2-166207 | Mary Ellen O'Connor (FQ-3) | Hilcorp Energy Company | 1 | 0 | 53.9K | Oct 1997 – Jul 2010 |
| O'Conner, Thomas "B" G-2-134993 | Mary Ellen Oconnor (FQ-25) | Quintana Pet. Corp. | 1 | 0 | 0 | Jan 1993 – Oct 1997 |
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.Oct 1997 → Nov 2000
- 2Hilcorp Energy CompanyAug 2010 → Jul 2011
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 698820-99 | Recompletion | Hilcorp Energy Company | Jul 12, 2010 | Jul 14, 2010 | Jul 1, 2010 | 6,000 |
| 469586-99 | Recompletion | Quintana Pet. Corp. | Nov 3, 1997 | Nov 4, 1997 | Oct 23, 1997 | 6,000 |
| 373767-99 | Recompletion | Quintana Pet. Corp. | May 24, 1990 | May 25, 1990 | — | 6,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-134993 | — | — | — | — |
| — | — G-2-166207 | — | — | — | — |
| — | — G-2-257764 | — | — | — | — |
| — | — O-2-968 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 35 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Lagarto | 1 | 34 |
| Oakville | 1,500 | -1,465 |
| LagartoLARGARTO | 2,750 | -2,715 |
| CatahoulaCATAHOULA(MIOCENE) | 3,300 | -3,265 |
| Oakville | 3,300 | -3,265 |
| AnahuacANAHUAC(MIOCENE) | 4,100 | -4,065 |
| CatahoulaCATAHOULA (MIOCENE) | 4,100 | -4,065 |
| AnahuacANAHUAC (MIOCENE) | 4,365 | -4,330 |
| FrioFRIO-GRETA(OLIGOCENE) | 4,365 | -4,330 |
| FrioFRIO-GRETA | 4,785 | -4,750 |
| FrioMIDDLE FRIO (SINTON) | 5,000 | -4,965 |
| FrioLOWER FRIO(OLIOGCENE) | 5,400 | -5,365 |
| FrioMIDDLE FRIO (SINTON) | 5,400 | -5,365 |
| FrioLOWER FRIO (OLIGOCENE) | 6,000 | -5,965 |
| Lwr. Frio (Olig) | 6,000 | -5,965 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,632 | 5,635 | Perforated |
| 5,640 | 5,645 | Perforated |
| 5,702 | 5,708 | Perforated |
| 5,797 | 5,803 | Perforated |
| — | 5,456 | Perforated |
| — | 5,865 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,352 | 13.75 | 450 S |
| 5.5 | 6,000 | 8.75 | 880 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 | Nov 12, 2010 | Sep 20, 2010 | Yes |
| 00 | Oct 22, 2010 | — | — |
| 00 | Apr 3, 1998 | Nov 13, 1997 | Yes |
| 00 | Feb 4, 1998 | — | — |
| 00 | Nov 28, 1990 | Jun 8, 1990 | Yes |
| 00 | Jul 7, 1990 | — | — |
| 00 | Jan 12, 1984 | — | — |
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 42-391-01811 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-391-01811 → 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/39101811, documented in the API reference.