WELL · 42-391-00226 · DISTRICT 2
Oconnor -D- #D 5
Refugio County · Lake Pasture (H-440 Sand) field · Vertical
Oconnor -D- #D 5 (API 42-391-00226) is a plugged well in Refugio County, plugged May 3, 2011, last operated by T-C Oil Company LLC.
The RRC has issued 4 drilling permits between 1981 and 2005, permitted to 6,150 ft.
It was permitted by T - C Oil Company and has since transferred to T-C Oil Company LLC on the wellbore schedule.
Completion filings report 5 formation tops, including Lagarto, Miocene (undifferentiated), Catahoula, Greta.
Its 2 leases have reported 1.32M barrels of oil and 5.83M mcf of gas since January 1993, last reporting in July 2026. The leases carry 26 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by T - C Oil Company; the EWA schedule now lists a different operator.
- Based in
- Refugio, TX
- P-5 status
- Active (A)
- P-5 last filed
- Dec 3, 2025
- Permits on file
- 287
- Phone
- (361) 526-4693
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | T-C Oil Company, LLCthrough Apr 2026 |
| Latest permit | T - C Oil CompanyMay 25, 2005 |
- 6,150
- total depth, ft
- 4
- permits on file
- May 25, 2005
- last permit issued
- May 10, 2005
- completed
- 1.32M
- cumulative oil, bbl
- 5.83M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 10, 2005
- Shut in
- —
- Plugged
- May 3, 2011
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 26 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Oconnor -D- O-2-2834 | Lake Pasture (H-440 Sand) | T-C Oil Company, LLC | 25 | 1.32M | 5.82M | Jan 1993 – Jul 2026 |
| O'Conner -D- O-2-6133 | Lake Pasture (FS-545) | Long Trusts, The | 1 | 561 | 12.9K | Jan 1993 – Jul 2010 |
Oil, barrels lease total
Last 12 months 11,335 · prior 12 12,159(-7%)
Gas, mcf lease total
Last 12 months 8,028 · prior 12 15,294(-48%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1T - C Oil CompanyJan 1993 → Dec 2011
- 2T-C Oil Company, LLCJan 2012 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 601196-99 | Recompletion | T - C Oil Company | May 25, 2005 | May 25, 2005 | May 2, 2005 | 4,502 |
| 267472-99 | Recompletion | T - C Oil Company | Feb 19, 1985 | Feb 20, 1985 | — | 6,150 |
| 261440-99 | Recompletion | T - C Oil Company | Dec 17, 1984 | Dec 17, 1984 | — | 6,150 |
| 122646-99 | Recompletion | T - C Oil Company | Jun 25, 1981 | Jun 25, 1981 | — | 6,150 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| May 10, 2005 | Oconnor -D- O-2-2834 | Lake Pasture (H-440 Sand) | T-C Oil Company LLC | Plugged | — |
| Jun 30, 1981 | O Conner -D- O-2-6133 | Lake Pasture (FS-545) | T - C Oil Company | Plugged | — |
| — | Oconnor -D- O-2-824 | Lake Pasture (FT-566) | T - C Oil Company | Plugged | — |
| — | Oconnor -D- O-2-4235 | Lake Pasture (FS-536) | T - C Oil Company | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 56 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Lagarto | 1 | 55 |
| Miocene (undifferentiated)MIOCENE | 2,110 | -2,054 |
| Catahoula | 3,722 | -3,666 |
| Greta | 4,430 | -4,374 |
| Frio | 5,101 | -5,045 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,487 | 4,500 | Perforated |
| 5,533 | 5,540 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,501 | 15 | 550 S |
| 2.375 | 5,526 | — | — |
| 5.5 | 5,830 | 8.75 | 1,025 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 | Aug 16, 2005 | May 27, 2005 | Yes |
| 00 | Jun 17, 2005 | Jul 13, 1981 | — |
| 00 | Jan 12, 1984 | Jul 13, 1981 | — |
| 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 42-391-00226 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-391-00226 → 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/39100226, documented in the API reference.