WELL · 42-409-31604 · DISTRICT 4
Welder R. H. -A- #7
San Patricio County · Sinton West field · Vertical
Welder R. H. -A- #7 (API 42-409-31604) is a plugged well in San Patricio County, plugged December 29, 1983, last operated by Marathon Oil Company.
The RRC has issued 2 drilling permits between 1982 and 1983, permitted to 5,137 ft.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Delinquent (D)
- P-5 last filed
- Aug 14, 2025
- Permits on file
- 3,707
- Phone
- (281) 293-1000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | none |
| Latest permit | Marathon Oil CompanyFeb 16, 1983 |
- 5,137
- total depth, ft
- 2
- permits on file
- Feb 16, 1983
- last permit issued
- May 11, 1949
- completed
- —
- cumulative oil, bbl
- —
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 11, 1949
- Shut in
- —
- Plugged
- Dec 29, 1983
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.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 187170-99 | Recompletion | Marathon Oil Company | Feb 16, 1983 | Feb 16, 1983 | — | 5,137 |
| 147807-99 | Recompletion | Marathon Oil Company | Jan 7, 1982 | Jan 7, 1982 | — | 5,137 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| May 11, 1949 | Welder R. H. -A- O-4-2923 | Sinton West | Marathon Oil Company | Plugged | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,121 | 5,128 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,077 | 15 | 650 S |
| 2.375 | 1,744 | — | — |
| 5.5 | 5,136 | 9.875 | 800 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 | Feb 1, 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 42-409-31604 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-409-31604 → 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/40931604, documented in the API reference.