TEXAS · WELLS · REFUGIO COUNTY · API 42-391-01163 · DISTRICT 02
Tom Oconnor (5800 SD) Fld. Unit #5
Refugio County · Tom Oconnor (5800) field · Producing · Vertical
Tom Oconnor (5800 SD) Fld. Unit #5 (API 42-391-01163) is a well in Refugio County operated by Hilcorp Energy Company, completed October 24, 2011 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued July 21, 2011, permitted to 5,926 ft.
Completion filings report 6 formation tops, including Lagarto, Laragarto, Oakville, Catahoula.
Its 3 leases have reported 28M barrels of oil and 19.2M mcf of gas since January 1993, last reporting volume in April 2026. The leases carry 704 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 Apr 2026 |
| Latest permit | Hilcorp Energy CompanyJul 21, 2011 |
- 5,926
- total depth, ft
- 1
- permits on file
- Jul 21, 2011
- last permit issued
- Oct 24, 2011
- completed
- 28M
- cumulative oil, bbl
- 19.2M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 24, 2011
- 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 3 leases this well is completed on; they carry 704 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Oconnor, Thomas, -C- O-2-2587 | Tom Oconnor (5500 Sand) | Hilcorp Energy Company | 51 | 2.22M | 2.1M | Jan 1993 – Apr 2026 |
| O'Connor, Thomas -C- O-2-2876 | Tom Oconnor (5900 Sand) | Hilcorp Energy Company | 59 | 2.99M | 2.17M | Jan 1993 – Apr 2026 |
| Tom Oconnor (5800 SD) Fld. Unit O-2-5280 | Tom Oconnor (5800) | Hilcorp Energy Company | 594 | 22.8M | 14.9M | Jan 1993 – Apr 2026 |
Oil, barrels lease total
Last 12 months 681,261 · prior 12 536,766(+27%)
Gas, mcf lease total
Last 12 months 117,915 · prior 12 84,330(+40%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Quintana Pet. Corp.Jan 1993 → Nov 2000
- 2Hilcorp Energy CompanyDec 2000 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 720545-99 | Recompletion | Hilcorp Energy Company | Jul 19, 2011 | Jul 21, 2011 | Oct 11, 2011 | 5,926 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Oct 24, 2011 | Tom Oconnor (5800 SD) Fld. Unit O-2-5280 | Tom Oconnor (5800) | Hilcorp Energy Company | Producing | 5,926 |
| Oct 1, 1991 | Oconnor Thomas -C- O-2-2587 | Tom Oconnor (5500 Sand) | Hilcorp Energy Company | Not on Schedule | — |
| — | O Connor Thomas -C- O-2-2876 | Tom Oconnor (5900 Sand) | Hilcorp Energy Company | Not on Schedule | — |
| — | Oconnor Thomas -C- O-2-2587 | Tom Oconnor (5500 Sand) | Hilcorp Energy Company | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 54 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| LagartoLARGARTO | 1,500 | -1,446 |
| Laragarto | 2,750 | -2,696 |
| Oakville | 2,750 | -2,696 |
| CatahoulaCATAHOULA (MIOCENE) | 3,300 | -3,246 |
| AnahuacANAHUAC (MIOCENE) | 4,100 | -4,046 |
| Oakville | 4,100 | -4,046 |
| Anahuac | 4,365 | -4,311 |
| FrioFRIO-GRETA (OLIGOCENE) | 4,365 | -4,311 |
| FrioFRIO-GRETA | 4,785 | -4,731 |
| FrioMIDDLE FRIO (SINTON) | 5,000 | -4,946 |
| FrioMIDDLE FRIO | 5,400 | -5,346 |
| FrioLOWER FRIO (OLIGOCENE) | 5,880 | -5,826 |
| FrioLOWER FRIO | 5,926 | -5,872 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,555 | 5,561 | Perforated |
| 5,729 | 5,735 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 932 | 12.875 | 150 S |
| 5 | 5,925 | 7.875 | 500 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 | Mar 30, 2012 | Nov 2, 2011 | — |
| 00 | Jan 30, 1992 | Dec 11, 1991 | — |
| 00 | Jan 6, 1992 | — | — |
| 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 42-391-01163 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-391-01163 → 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/39101163, documented in the API reference.