WELL · 42-391-00261 · DISTRICT 2
Oconnor -D- #D 15
Refugio County · Lake Pasture (L-202) field · Vertical
Oconnor -D- #D 15 (API 42-391-00261) is a plugged well in Refugio County, plugged September 14, 2021, last operated by T - C Oil Company.
The RRC has issued 5 drilling permits between 1979 and 2013, permitted to 4,648 ft.
It was permitted by T-C Oil Company, LLC and has since transferred to T - C Oil Company on the wellbore schedule.
Completion filings report 4 formation tops, including Lagarto, Miocene (undifferentiated), Catahoula, Greta.
Its 4 leases have reported 1.45M barrels of oil and 6.62M mcf of gas since January 1993, last reporting in July 2026. The leases carry 39 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by T-C Oil Company, LLC; the EWA schedule now lists a different operator.
Refugio, TX · P-5 Y, filed Aug 2, 2013 · 1,009 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
- 4,648
- total depth, ft
- 5
- permits on file
- Sep 12, 2013
- last permit issued
- May 23, 1980
- completed
- 1.45M
- cumulative oil, bbl
- 6.62M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 23, 1980
- Shut in
- —
- Plugged
- Sep 14, 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 39 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-2-5957 | Lake Pasture (H-434) | T-C Oil Company, LLC | 12 | 134K | 799K | Jan 1993 – Jul 2026 |
| O' Connor "D" G-2-134144 | Lake Pasture (E-273) | T - C Oil Company | 1 | 0 | 0 | Jan 1993 – Jun 2007 |
| Oconnor -D- G-2-87927 | Lake Pasture (L-202) | T - C Oil Company | 1 | 0 | 0 | Jan 1993 – Nov 2001 |
Oil, barrels lease total
Last 12 months 15,219 · prior 12 19,164(-21%)
Gas, mcf lease total
Last 12 months 9,350 · prior 12 17,594(-47%)
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 |
|---|---|---|---|---|---|---|
| 769549-99 | Recompletion | T-C Oil Company, LLC | Sep 5, 2013 | Sep 12, 2013 | Jul 24, 2013 | 4,467 |
| 623483-99 | Recompletion | T - C Oil Company | Jul 31, 2006 | Jul 31, 2006 | May 21, 2007 | 4,525 |
| 370993-99 | Recompletion | T - C Oil Company | Mar 15, 1990 | Mar 19, 1990 | — | 4,648 |
| 81396-99 | Recompletion | T - C Oil Company | May 16, 1980 | May 16, 1980 | — | 4,648 |
| 48929-99 | Recompletion | T - C Oil Company | May 21, 1979 | May 21, 1979 | — | 4,648 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-87927 | — | — | — | — |
| — | — G-2-134144 | — | — | — | — |
| — | — O-2-2834 | — | — | — | — |
| — | — O-2-5957 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 55 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Lagarto | 1 | 54 |
| LagartoLARGARTO | 1 | 54 |
| Miocene (undifferentiated)MIOCENE | 2,289 | -2,234 |
| Miocene (undifferentiated)MIOCENE | 2,930 | -2,875 |
| Catahoula | 3,794 | -3,739 |
| Catahoula | 3,830 | -3,775 |
| Greta | 4,444 | -4,389 |
| Greta | 4,448 | -4,393 |
| Greta | 4,490 | -4,435 |
| Lagarto | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,095 | 2,100 | Perforated |
| 2,756 | 2,762 | Perforated |
| 3,026 | 3,030 | Perforated |
| 4,450 | 4,459 | Perforated |
| 4,504 | 4,510 | Perforated |
| — | 4,527 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,511 | 13.75 | 591 S |
| 8.625 | 1,516 | 13.75 | 550 S |
| 2.375 | 2,036 | — | — |
| 2.375 | 3,002 | — | — |
| 4.5 | 4,644 | 7.875 | 600 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 | Apr 29, 2014 | Sep 18, 2013 | — |
| 00 | Sep 24, 2007 | Jun 14, 2007 | Yes |
| 00 | Sep 6, 2007 | — | — |
| 00 | May 2, 2007 | Jan 11, 2007 | — |
| 00 | May 28, 2002 | Dec 3, 2001 | — |
| 00 | Nov 28, 1990 | Apr 3, 1990 | Yes |
| 00 | Jul 17, 1990 | — | — |
| 00 | Jan 12, 1984 | May 30, 1980 | — |
| 00 | Jan 12, 1984 | Jun 15, 1979 | — |
| 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 42-391-00261 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-391-00261 → 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/39100261, documented in the API reference.