WELL · 42-409-32572 · DISTRICT 4
Welder E #33
San Patricio County · Wildcat field · Vertical
Welder E #33 (API 42-409-32572) is a well in San Patricio County operated by Marathon Oil Company, completed September 29, 1998.
The RRC has issued 2 drilling permits between 1998 and 1999, permitted to 9,500 ft.
No lease production has been reported under this well’s leases.
Operator of record
Houston, TX · P-5 Y, filed Apr 4, 2026 · 3,707 permits on file · (800) 332-9449
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Marathon Oil Company |
| Production reports | McGowan Working Partners, Inc.through May 2013 |
| Latest permit | Marathon Oil CompanyOct 13, 1999 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,500
- total depth, ft
- 2
- permits on file
- Oct 13, 1999
- last permit issued
- Sep 29, 1998
- completed
- 0
- cumulative oil, bbl
- 381K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 1998 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 29, 1998
- Shut in
- —
- Plugged
- —
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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Welder, E.H. "C" G-4-174578 | Rooke (7100) | McGowan Working Partners, Inc. | 1 | 0 | 381K | Sep 1999 – Jul 2026 |
| Welder "E" G-4-170963 | Wildcat | Marathon Oil Company | 1 | 0 | 0 | Sep 1998 – Sep 1999 |
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.
- 1Marathon Oil CompanySep 1999 → Jan 2003
- 2EOG Resources, Inc.Feb 2003 → Aug 2011
- 3McGowan Working Partners, Inc.Sep 2011 → May 2013
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 488472-99 | Recompletion | Marathon Oil Company | Oct 13, 1999 | Oct 13, 1999 | Sep 23, 1999 | 8,765 |
| 478716-99 | Drill | Marathon Oil Company | Aug 13, 1998 | Aug 13, 1998 | Aug 29, 1998 | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-170963 | — | — | — | — |
| — | — G-4-174578 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,061 | 7,063 | Perforated |
| 7,119 | 7,121 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,530 | 75 | 475 S |
| 8.625 | 1,530 | 11 | 485 S |
| 8.625 | 1,530 | — | 485 S |
| 5.5 | 8,765 | 7.875 | 260 S |
| 5.5 | 8,765 | — | 260 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 27, 2000 | Mar 22, 2000 | — |
| 00 | Nov 15, 1999 | Oct 13, 1999 | Yes |
| 00 | Oct 29, 1999 | — | — |
| 00 | Jul 15, 1999 | Jun 25, 1999 | — |
| 00 | Dec 18, 1998 | Dec 7, 1998 | Yes |
| 00 | Dec 9, 1998 | — | — |
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 42-409-32572 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-409-32572 → 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/40932572, documented in the API reference.