WELL · 42-479-34721 · DISTRICT 4
South Callaghan Ranch #15
Webb County · Beccero Creek (7000 Wilcox) field · Injection · Vertical
South Callaghan Ranch #15 (API 42-479-34721) is a well in Webb County operated by Aldine Oil And Gas LP, completed September 12, 2024 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit, issued July 25, 1988, permitted to 9,700 ft.
It was permitted by Mobil Producing TX. & N.M. Inc. and has since transferred to Aldine Oil And Gas LP on the wellbore schedule.
Completion filings report 3 formation tops, including Wilcox, 7000' Sand, Lobo 6.
No lease production has been reported under this well’s leases.
It holds an active disposal or injection permit, with 84K barrels injected in the 12 months reported through January 2026.
Operator of record
Permitted by Mobil Producing TX. & N.M. Inc.; the EWA schedule now lists a different operator.
Tomball, TX · P-5 Y, filed Apr 4, 2026 · (361) 572-5828
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Aldine Oil and Gas LP |
| Production reports | none |
| Latest permit | Mobil Producing TX. & N.M. Inc.Jul 25, 1988 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,700
- total depth, ft
- 1
- permits on file
- Jul 25, 1988
- last permit issued
- Sep 12, 2024
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 12, 2024
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Delinquent
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 |
|---|---|---|---|---|---|---|
| South Callaghan Ranch G-4-129655 | Beccero Creek (7000 Wilcox) | Aldine Oil and Gas, LP | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 349256-99 | Drill | Mobil Producing TX. & N.M. Inc. | Jul 25, 1988 | Jul 25, 1988 | — | 9,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-129655 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 543 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,970 | 4,990 | Perforated |
| 7,016 | 7,036 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 60 | — | — |
| 16 | 65 | — | — |
| 12.25 | 1,405 | 9.625 | 545 S |
| 9.625 | 1,405 | 12.25 | 545 S |
| 8.75 | 6,951 | 7 | 2,300 S |
| 7 | 6,951 | 8.75 | 2,300 S |
| 16 | — | — | — |
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 | Dec 10, 2024 | Sep 16, 2024 | — |
| 00 | Feb 27, 2024 | Aug 3, 2023 | — |
| 00 | Jan 23, 2023 | Aug 15, 2022 | — |
| 00 | Sep 4, 1992 | Aug 24, 1992 | — |
| 00 | Nov 6, 1990 | Aug 8, 1990 | — |
| 00 | Mar 13, 1989 | Oct 26, 1988 | Yes |
| 00 | Feb 8, 1989 | — | — |
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 42-479-34721 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-34721 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 84K
- bbl, last 12 reported months
- 6.26M
- bbl, all reported
- Jan 2026
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000072668 | W-14 Disposal | Active | 5,000 | 900 | 4,654–5,200 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 84,010 · prior 12 81,313(+3%)
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/47934721, documented in the API reference.