WELL · 42-505-35740 · DISTRICT 4
San Fernando #4
Zapata County · Cisco-Benavides (Lobo Cons.) field · Producing · Vertical
San Fernando #4 (API 42-505-35740) is a well in Zapata County operated by Bordertown Energy Resources LLC, completed June 15, 2007 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued November 17, 2006, permitted to 10,500 ft.
It was permitted by Laredo Energy and has since transferred to Bordertown Energy Resources LLC on the wellbore schedule.
Completion filings report one formation top, including Lobo.
No lease production has been reported under this well’s leases.
Operator of record
Bordertown Energy Resources LLC
Permitted by Laredo Energy; the EWA schedule now lists a different operator.
Bryan, TX · P-5 Y, filed Aug 4, 2025 · 2 permits on file · (956) 614-0250
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Bordertown Energy Resources LLC |
| Production reports | Bordertown Energy Resources, LLCthrough Apr 2026 |
| Latest permit | Laredo EnergyNov 17, 2006 |
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
- Nov 17, 2006
- last permit issued
- Jun 15, 2007
- completed
- 0
- cumulative oil, bbl
- 1.46M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2007 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 15, 2007
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| San Fernando G-4-226167 | Cisco-Benavides (Lobo Cons.) | Bordertown Energy Resources, LLC | 1 | 0 | 1.46M | Jan 2007 – Jul 2026 |
Gas, mcf lease total
Last 12 months 24,102 · prior 12 23,877(+1%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1EL Paso E&P Zapata, L.P.Jan 2007 → Dec 2010
- 2EL Paso E & P Company, L. P.Jan 2011 → Jul 2012
- 3EP Energy E&P Company, L.P.Aug 2012 → Oct 2013
- 4Cantera Operating, LLCNov 2013 → Aug 2016
- 5Beehive Operating, LLCSep 2016 → Dec 2022
- 6Bordertown Energy Resources, LLCJan 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 629127-98 | Drill | Laredo Energy | Dec 1, 2006 | Nov 17, 2006 | Dec 1, 2006 | 10,500 |
| 629127-99 | Drill | Laredo Energy IV, L.P. | Nov 15, 2006 | Nov 17, 2006 | — | 10,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-226167 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 425 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Lobo | 7,112 | -6,687 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,543 | 8,570 | Perforated |
| 8,910 | 8,944 | Perforated |
| 9,273 | 9,340 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 760 | 12.25 | 322 S |
| 7 | 6,753 | 8.75 | 490 S |
| 4.5 | 9,498 | 6.125 | 300 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 | Jul 3, 2007 | Jun 22, 2007 | — |
| 00 | May 16, 2007 | Apr 16, 2007 | Yes |
| 00 | Apr 24, 2007 | — | — |
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 42-505-35740 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-35740 → 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/50535740, documented in the API reference.