WELL · 42-391-32400 · DISTRICT 2
O Brien J. J. #201
Refugio County · Refugio Old (5500) field · Vertical
O Brien J. J. #201 (API 42-391-32400) is a plugged well in Refugio County, plugged June 3, 2014, last operated by Emerald Oil & Gas LC.
The RRC has issued 3 drilling permits between 2000 and 2003, permitted to 7,000 ft.
Completion filings report 4 formation tops, including Sinton, Larossa, Tacossa, Frio.
Its 4 leases have reported 64K barrels of oil and 176K mcf of gas since January 1993, last reporting in July 2026. The leases carry 8 wells, so these are lease totals, not this well alone.
Operator of record
Fort Worth, TX · P-5 Y, filed Jan 5, 2024 · 61 permits on file · (817) 360-1835
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Emerald Oil & Gas LC |
| Production reports | Emerald Oil & Gas LCthrough Oct 2008 |
| Latest permit | Emerald Oil & Gas LCJul 21, 2003 |
- 7,000
- total depth, ft
- 3
- permits on file
- Jul 21, 2003
- last permit issued
- Feb 25, 2006
- completed
- 64K
- cumulative oil, bbl
- 176K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 25, 2006
- Shut in
- —
- Plugged
- Jun 3, 2014
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 8 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Obrien, J. J. O-2-1409 | Refugio Old | Eagleford Operating, Inc. | 4 | 55.1K | 134K | Jan 1993 – Jul 2026 |
| Obrien, J. J. G-2-225547 | Refugio Old | Emerald Oil & Gas LC | 1 | 0 | 19.3K | Feb 2006 – Nov 2024 |
| O'Brien, J. J. O-2-8664 | Refugio Old (5500) | Emerald Oil & Gas LC | 2 | 8.91K | 2.68K | Apr 2001 – Apr 2011 |
| O'Brien, J. J. G-2-185207 | Refugio Old | Emerald Oil & Gas LC | 1 | 0 | 19.5K | Mar 2001 – Apr 2003 |
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.
- 1Cardinal Operating CorporationDec 1993 → Sep 1996
- 2Emerald Oil & Gas LCFeb 1997 → Oct 2008
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 534115-99 | Recompletion | Emerald Oil & Gas LC | Jul 14, 2003 | Jul 21, 2003 | Feb 20, 2006 | 6,492 |
| 525166-99 | Recompletion | Emerald Oil & Gas LC | Nov 1, 2002 | Dec 6, 2002 | May 13, 2002 | 6,492 |
| 502986-99 | Drill | Emerald Oil & Gas LC | Dec 13, 2000 | Dec 13, 2000 | Dec 18, 2000 | 7,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-185207 | — | — | — | — |
| — | — G-2-225547 | — | — | — | — |
| — | — O-2-1409 | — | — | — | — |
| — | — O-2-8664 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 49 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,012 | 5,018 | Perforated |
| 5,434 | 5,440 | Perforated |
| 5,434 | 5,446 | Perforated |
| 6,276 | 6,281 | Perforated |
| 6,308 | 6,310 | Perforated |
| 6,320 | 6,324 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,250 | 12.25 | 340 S |
| 8.625 | 1,261 | 12.25 | 390 S |
| 4.5 | 6,492 | 8.5 | 700 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, 2011 | Mar 27, 2006 | Yes |
| 00 | Apr 13, 2011 | — | — |
| 00 | Jun 12, 2007 | Mar 20, 2007 | — |
| 00 | Mar 26, 2007 | — | — |
| 00 | Jul 17, 2003 | Jul 2, 2003 | — |
| 00 | Apr 16, 2003 | Sep 23, 2002 | — |
| 00 | Mar 26, 2003 | — | — |
| 00 | Oct 8, 2002 | Jun 12, 2001 | Yes |
| 00 | Nov 1, 2001 | — | — |
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 42-391-32400 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-391-32400 → 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/39132400, documented in the API reference.