TEXAS · WELLS · WEBB COUNTY · G-4-128413 LEASE · API 42-479-33451 · DISTRICT 04
South Callaghan Ranch #7
Webb County · Callaghan N. (Wilcox 4630) field · Vertical
South Callaghan Ranch #7 (API 42-479-33451) is a plugged well in Webb County, plugged December 7, 1991, last operated by Mobil Producing TX. & N.M. Inc..
The RRC has issued 2 drilling permits between 1982 and 1988, permitted to 7,610 ft.
Completion filings report one formation top, including Carrizo.
Operator of record
Mobil Producing TX. & N.M. Inc.
- Based in
- Spring, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jun 4, 2025
- Permits on file
- 6,763
- Phone
- (346) 474-9142
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Mobil Producing TX. & N.M. Inc. |
| Production reports | none |
| Latest permit | Mobil Producing TX. & N.M. Inc.Feb 9, 1988 |
- 7,610
- total depth, ft
- 2
- permits on file
- Feb 9, 1988
- last permit issued
- Apr 5, 1988
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 5, 1988
- Shut in
- —
- Plugged
- Dec 7, 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-4-128413 | — | — | 0 | 0 | 0 | — |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 342375-99 | Recompletion | Mobil Producing TX. & N.M. Inc. | Feb 8, 1988 | Feb 9, 1988 | — | 7,610 |
| 172652-99 | Drill | Mobil Producing TX. & N.M. Inc. | Sep 22, 1982 | Sep 22, 1982 | Oct 10, 1982 | 7,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Apr 5, 1988 | South Callaghan Ranch G-4-128413 | Callaghan N. (Wilcox 4630) | Mobil Producing TX. & N.M. Inc. | Plugged | — |
| — | South Callaghan Ranch G-4-116454 | Callaghan N. (Wilcox Lo.) | Mobil Producing TX. & N.M. Inc. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 515 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Carrizo | 3,685 | -3,170 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,631 | 4,641 | Perforated |
| 6,234 | 6,240 | Perforated |
| 6,282 | 6,288 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 492 | 14.75 | 450 S |
| 10.75 | 492 | — | — |
| 7.625 | 5,822 | 9.875 | 825 S |
| 7.625 | 5,822 | — | — |
| 5 | 7,610 | 6.75 | 300 S |
| 5 | 7,610 | — | — |
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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Nov 29, 1988 | Apr 25, 1988 | Yes |
| 00 | Oct 8, 1988 | — | — |
| 00 | Nov 27, 1985 | Oct 24, 1985 | — |
| 00 | Oct 15, 1985 | Sep 24, 1985 | — |
| 00 | Jun 10, 1985 | May 1, 1985 | — |
| 00 | Jun 6, 1985 | — | — |
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 42-479-33451 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-33451 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/47933451, documented in the API reference.