WELL · 42-391-01904 · DISTRICT 2
O Connor Mary Ellen #5A
Refugio County · Mary Ellen Oconnor (5500) field · Vertical
O Connor Mary Ellen #5A (API 42-391-01904) is a plugged well in Refugio County, plugged April 1, 2014, last operated by Emerald Oil & Gas LC.
The RRC has issued one drilling permit (amended once), issued August 2, 1993, permitted to 6,019 ft.
It was permitted by Pace West Production LC and has since transferred to Emerald Oil & Gas LC on the wellbore schedule.
Completion filings report 4 formation tops, including Lagarto, Oakville, Catahoula, Frio.
Operator of record
Permitted by Pace West Production LC; the EWA schedule now lists a different operator.
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 | Pace West Production LCthrough Jan 1994 |
| Latest permit | Horizon Well Services, Inc.Aug 2, 1993 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,019
- total depth, ft
- 2
- permits on file
- Aug 2, 1993
- last permit issued
- Oct 6, 1993
- completed
- 0
- cumulative oil, bbl
- 21.1K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 1993 THROUGH Mar 2014
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 6, 1993
- Shut in
- —
- Plugged
- Apr 1, 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 2 leases this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| O'Connor, Mary Ellen G-2-147980 | Mary Ellen Oconnor (5500) | Emerald Oil & Gas LC | 1 | 0 | 21.1K | Oct 1993 – Mar 2014 |
| — O-2-959 | — | — | 0 | 0 | 0 | — |
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.
- 1Pace West Production LCOct 1993 → Jan 1994
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 414507-98 | Reenter | Pace West Production LC | Dec 31, 1993 | Aug 2, 1993 | Aug 6, 1993 | 6,019 |
| 414507-99 | Reenter | Horizon Well Services, Inc. | Aug 2, 1993 | Aug 2, 1993 | — | 6,019 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-147980 | — | — | — | — |
| — | — O-2-959 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 12 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,502 | 5,506 | Perforated |
| — | 5,807 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,349 | 12.25 | 400 S |
| 5.5 | 6,019 | 8.625 | 481 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 | May 6, 1994 | Dec 10, 1993 | — |
| 00 | Feb 24, 1994 | — | — |
| 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 42-391-01904 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-391-01904 → 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/39101904, documented in the API reference.