TEXAS · WELLS · ZAPATA COUNTY · SANCHEZ, CARMEN D. HEIRS LEASE · API 42-505-32337 · DISTRICT 04
Sanchez Carmen D. Heirs #1
Zapata County · Cisco-Benavides (Lobo Cons.) field · Producing · Vertical
Sanchez Carmen D. Heirs #1 (API 42-505-32337) is a permitted well in Zapata County filed by Enron Oil & Gas Company; no completion report is on file yet.
The RRC has issued one drilling permit, issued June 10, 1987, permitted to 10,116 ft.
It was permitted by Enron Oil & Gas Company and has since transferred to Bordertown Energy Resources LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Queen City, Wilcox, Top Lobo Unconformity.
Operator of record
Bordertown Energy Resources LLC
Permitted by Enron Oil & Gas Company; the EWA schedule now lists a different operator.
- Based in
- Bryan, TX
- P-5 status
- Active (A)
- P-5 last filed
- Oct 8, 2025
- Permits on file
- 2
- Phone
- (832) 233-2191
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 | Enron Oil & Gas CompanyJun 10, 1987 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,116
- total depth, ft
- 1
- permits on file
- Jun 10, 1987
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 1.71M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Delinquent (D)
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 |
|---|---|---|---|---|---|---|
| Sanchez, Carmen D. Heirs G-4-125197 | Cisco-Benavides (Lobo Cons.) | Bordertown Energy Resources, LLC | 1 | 0 | 1.71M | Jan 1993 – Jul 2026 |
Gas, mcf lease total
Last 12 months 10,763 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Enron Oil & Gas CompanyJan 1993 → Sep 1999
- 2EOG Resources, Inc.Oct 1999 → Jul 2013
- 3Bluestone Natural Res. II, LLCAug 2013 → Dec 2019
- 4Blackbeard Operating, LLCJan 2020 → Nov 2020
- 5Hugoton Operating Company, Inc.Dec 2020 → Jan 2024
- 6Bordertown Energy Resources, LLCDec 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 331343-99 | Drill | Enron Oil & Gas Company | Jun 8, 1987 | Jun 10, 1987 | — | 11,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | Sanchez Carmen D. Heirs G-4-125197 | Cisco-Benavides (Lobo Cons.) | Bordertown Energy Resources LLC | Producing | 10,116 |
Formation tops
As filed on W-2/G-1. Subsea from 432 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 2,664 | -2,232 |
| WilcoxTOP OF WILCOX | 4,240 | -3,808 |
| Top Lobo Unconformity | 8,450 | -8,018 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,801 | 8,896 | Perforated |
| 8,801 | 9,548 | Perforated |
| 8,946 | 8,965 | Perforated |
| 8,998 | 9,082 | Perforated |
| 9,134 | 9,190 | Perforated |
| 9,260 | 9,313 | Perforated |
| 9,481 | 9,548 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,120 | 12.25 | 450 S |
| 7 | 6,890 | 8.75 | 365 S |
| 4.5 | 10,049 | 6.25 | 330 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 | Nov 8, 2004 | Sep 30, 2004 | — |
| 00 | Dec 3, 2003 | Nov 10, 2003 | — |
| 00 | Oct 20, 1987 | Sep 23, 1987 | Yes |
| 00 | Oct 14, 1987 | — | — |
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 42-505-32337 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-32337 → 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/50532337, documented in the API reference.