WELL · 42-479-32553 · DISTRICT 4
Martin S. J. #4A
Webb County · Moritas Creek (Wilcox 9500) field · Vertical
Martin S. J. #4A (API 42-479-32553) is a plugged well in Webb County, plugged August 22, 1991, last operated by Sanchez-O Brien Oil & Gas Corp..
The RRC has issued one drilling permit, issued November 21, 1979, permitted to 11,500 ft.
It was permitted by Sanchez-O'Brien Minerals Corp. and has since transferred to Sanchez-O Brien Oil & Gas Corp. on the wellbore schedule.
Operator of record
Sanchez-O Brien Oil & Gas Corp.
Permitted by Sanchez-O'Brien Minerals Corp.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Jul 6, 1998 · 493 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sanchez-O Brien Oil & Gas Corp. |
| Production reports | none |
| Latest permit | Sanchez-O'Brien Minerals Corp.Nov 21, 1979 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,500
- total depth, ft
- 1
- permits on file
- Nov 21, 1979
- last permit issued
- Jan 20, 1980
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 20, 1980
- Shut in
- —
- Plugged
- Aug 22, 1991
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 lease this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| — G-4-88390 | — | — | 0 | 0 | 0 | — |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 64645-99 | Drill | Sanchez-O'Brien Minerals Corp. | Nov 21, 1979 | Nov 21, 1979 | Nov 28, 1979 | 11,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-88390 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,328 | 9,358 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,040 | 14.75 | 600 S |
| 7 | 7,400 | 8.75 | 375 S |
| 2.375 | 9,222 | — | — |
| 4.5 | 9,770 | 6.75 | 900 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 | Jan 12, 1984 | May 5, 1980 | — |
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 42-479-32553 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-32553 → 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/47932553, documented in the API reference.