WELL · 42-505-31820 · DISTRICT 4
Laurel Sergio #3
Zapata County · Jennings Ranch (Wilcox 9100) field · Vertical
Laurel Sergio #3 (API 42-505-31820) is a well in Zapata County operated by Enron Oil & Gas Company, completed September 1, 1984.
The RRC has issued 4 drilling permits between 1984 and 2003, permitted to 9,451 ft.
It was permitted by Eog Resources, Inc. and has since transferred to Enron Oil & Gas Company on the wellbore schedule.
Completion filings report 2 formation tops, including Queen City, Wilcox.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by EOG Resources, Inc.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Sep 3, 1999 · 2,825 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Enron Oil & Gas Company |
| Production reports | Varas Energy Operating Company,through Feb 2026 |
| Latest permit | EOG Resources, Inc.Mar 14, 2003 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,451
- total depth, ft
- 4
- permits on file
- Mar 14, 2003
- last permit issued
- Sep 1, 1984
- completed
- 0
- cumulative oil, bbl
- 843K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 1, 1984
- 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 3 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Laurel, Sergio G-4-147314 | Jennings, W. (Wilcox 7900) | Varas Energy Operating Company, | 1 | 0 | 142K | Nov 1993 – Jul 2026 |
| Laurel, Sergio G-4-194639 | Las Ovejas (Wilcox 8400) | Varas Energy Operating Company, | 1 | 0 | 697K | Apr 2003 – Jul 2026 |
| Laurel, Sergio G-4-127207 | Jennings, W. (Wilcox 8200) | Enron Oil & Gas Company | 1 | 0 | 3.87K | Jan 1993 – Dec 1993 |
Gas, mcf lease total
Last 12 months 1,065 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Enron Oil & Gas CompanyJan 1993 → Jan 1999
- 2EOG Resources, Inc.Apr 2003 → Jul 2013
- 3Bluestone Natural Res. II, LLCAug 2013 → Dec 2019
- 4Blackbeard Operating, LLCJan 2020 → Oct 2020
- 5Hugoton Operating Company, Inc.Mar 2021 → Jul 2023
- 6Varas Energy Operating Company,Feb 2026 → Feb 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 529616-99 | Recompletion | EOG Resources, Inc. | Mar 14, 2003 | Mar 14, 2003 | Apr 7, 2003 | 9,451 |
| 418006-99 | Recompletion | Enron Oil & Gas Company | Nov 8, 1993 | Nov 8, 1993 | Nov 9, 1993 | 8,290 |
| 344366-99 | Recompletion | Enron Oil & Gas Company | Mar 24, 1988 | Mar 25, 1988 | — | 9,000 |
| 241392-99 | Drill | HNG Oil Company | Sep 20, 1984 | Jun 8, 1984 | — | 9,451 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-127207 | — | — | — | — |
| — | — G-4-147314 | — | — | — | — |
| — | — G-4-194639 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 482 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 3,025 | -2,543 |
| Wilcox | 5,555 | -5,073 |
| WilcoxWILCOX TD | 5,555 | -5,073 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,008 | 8,034 | Perforated |
| 8,274 | 8,393 | Perforated |
| 8,320 | 8,328 | Perforated |
| 9,130 | 9,200 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 727 | 12.25 | 470 S |
| 7 | 7,905 | 8.75 | 1,145 S |
| 2.875 | 9,414 | 6.25 | 420 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 | Jun 30, 2003 | May 20, 2003 | — |
| 00 | Jun 27, 2003 | May 7, 2003 | — |
| 00 | Jun 4, 2003 | — | — |
| 00 | Jan 24, 1994 | Nov 30, 1993 | Yes |
| 00 | Dec 7, 1993 | — | — |
| 00 | Jul 29, 1988 | May 3, 1988 | Yes |
| 00 | Jun 2, 1988 | — | — |
| 00 | Nov 2, 1984 | Oct 1, 1984 | — |
| 00 | Oct 17, 1984 | Sep 12, 1984 | — |
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 42-505-31820 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-31820 → 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/50531820, documented in the API reference.