WELL · 42-479-38416 · DISTRICT 4
South Callaghan Ranch #205
Webb County · Beccero Creek (Lobo 6) field · Directional
South Callaghan Ranch #205 (API 42-479-38416) is a well in Webb County operated by Rosetta Resources Operating LP, completed July 22, 2003.
The RRC has issued 2 drilling permits in 2003, permitted to 10,500 ft.
It was permitted by Calpine Natural Gas L.P. and has since transferred to Rosetta Resources Operating LP on the wellbore schedule.
Completion filings report 4 formation tops, including Lobo Unc, Lobo 1, Lobo 2, Lobo 6.
No lease production has been reported under this well’s leases.
Operator of record
Rosetta Resources Operating LP
Permitted by Calpine Natural Gas L.P.; the EWA schedule now lists a different operator.
San Antonio, TX · P-5 Y, filed Aug 4, 2025 · 1,218 permits on file · (210) 384-5000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Rosetta Resources Operating LP |
| Production reports | Aldine Oil and Gas, LPthrough Apr 2026 |
| Latest permit | Calpine Natural Gas L.P.Dec 23, 2003 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,500
- total depth, ft
- 2
- permits on file
- Dec 23, 2003
- last permit issued
- Jul 22, 2003
- completed
- 0
- cumulative oil, bbl
- 193K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 2003 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 22, 2003
- 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 |
|---|---|---|---|---|---|---|
| South Callaghan Ranch G-4-196675 | Beccero Creek (Lobo Cons.) | Aldine Oil and Gas, LP | 1 | 0 | 193K | Jul 2003 – Jul 2026 |
| South Callaghan Ranch G-4-199710 | Beccero Creek (Lobo 6) | Rosetta Resources Operating LP | 1 | 0 | 0 | Jul 2003 – Feb 2008 |
Gas, mcf lease total
Last 12 months 454 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Calpine Natural Gas L.P.Jul 2003 → Dec 2005
- 2Rosetta Resources Operating LPJan 2006 → Feb 2012
- 3Petropoint Energy Operating, LLCSep 2012 → Jul 2014
- 4White Oak Operating Company LLCAug 2014 → Feb 2023
- 5Aldine Oil and Gas, LPMar 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 539859-99 | Recompletion | Calpine Natural Gas L.P. | Dec 17, 2003 | Dec 23, 2003 | Jun 19, 2003 | 10,500 |
| 531506-99 | Drill | Calpine Natural Gas L.P. | May 5, 2003 | May 7, 2003 | Jun 19, 2003 | 10,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-196675 | — | — | — | — |
| — | — G-4-199710 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 547 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Lobo Unc | 7,615 | -7,068 |
| Lobo 1 | 7,698 | -7,151 |
| Lobo 2 | 8,150 | -7,603 |
| Lobo 6 | 8,910 | -8,363 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,698 | 7,704 | Perforated |
| 8,952 | 8,961 | Perforated |
| 9,007 | 9,024 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,544 | 12.25 | 555 S |
| 7 | 7,005 | 8.75 | 317 S |
| 3.5 | 9,300 | 6.125 | 329 S |
| 3.5 | — | 65 | 618 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 | Aug 14, 2008 | Apr 16, 2008 | — |
| 00 | Apr 6, 2004 | Feb 18, 2004 | — |
| 00 | Apr 6, 2004 | Jan 27, 2004 | — |
| 00 | Mar 11, 2004 | — | — |
| 00 | Oct 8, 2003 | Aug 29, 2003 | Yes |
| 00 | Sep 23, 2003 | — | — |
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 42-479-38416 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-38416 → 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/47938416, documented in the API reference.