TEXAS · WELLS · ZAPATA COUNTY · LAUREL, SERGIO LEASE · API 42-505-32028 · DISTRICT 04
Laurel Sergio #4
Zapata County · Jennings Ranch (Wilcox 9100) field · Vertical
Laurel Sergio #4 (API 42-505-32028) is a plugged well in Zapata County, plugged January 12, 1994, last operated by Enron Oil & Gas Company.
The RRC has issued one drilling permit, issued February 18, 1985, permitted to 10,350 ft.
It was permitted by Hng Oil Company and has since transferred to Enron Oil & Gas Company on the wellbore schedule.
Completion filings report 2 formation tops, including Queen City, Td Wilcox.
Operator of record
Permitted by HNG Oil Company; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Nov 4, 1998
- Permits on file
- 2,825
- Phone
- (713) 853-7245
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Enron Oil & Gas Company |
| Production reports | Enron Oil & Gas Companythrough Feb 1993 |
| Latest permit | HNG Oil CompanyFeb 18, 1985 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,350
- total depth, ft
- 1
- permits on file
- Feb 18, 1985
- last permit issued
- Jul 31, 1985
- completed
- 0
- cumulative oil, bbl
- 129
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jan 1994
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 31, 1985
- Shut in
- —
- Plugged
- Jan 12, 1994
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 |
|---|---|---|---|---|---|---|
| Laurel, Sergio G-4-117577 | Jennings Ranch (Wilcox 9100) | Enron Oil & Gas Company | 1 | 0 | 129 | Jan 1993 – Jan 1994 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Enron Oil & Gas CompanyJan 1993 → Feb 1993
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 267150-99 | Drill | HNG Oil Company | Feb 25, 1985 | Feb 18, 1985 | Jun 11, 1985 | 10,350 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 31, 1985 | Laurel Sergio G-4-117577 | Jennings Ranch (Wilcox 9100) | Enron Oil & Gas Company | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 487 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 2,995 | -2,508 |
| TD Wilcox | 5,565 | -5,078 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,938 | 9,000 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,030 | 12.25 | 470 S |
| 7 | 7,850 | 8.75 | 680 S |
| 2.875 | 9,370 | 4.625 | 85 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 29, 1985 | Aug 12, 1985 | — |
| 00 | Aug 18, 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 42-505-32028 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-32028 → 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/50532028, documented in the API reference.