TEXAS · WELLS · WEBB COUNTY · VAQUILLAS 1631 LEASE · API 42-479-34950 · DISTRICT 04
Vaquillas 1631 #1
Webb County · Vaquillas Ranch (Lobo) field · Vertical
Vaquillas 1631 #1 (API 42-479-34950) is a plugged well in Webb County, plugged August 8, 2004, last operated by Westport Oil And Gas Company LP.
The RRC has issued one drilling permit, issued November 14, 1989, permitted to 10,350 ft.
It was permitted by Enron Oil & Gas Company and has since transferred to Westport Oil And Gas Company LP on the wellbore schedule.
Completion filings report 3 formation tops, including Queen City, Wilcox, Lobo.
Operator of record
Westport Oil and Gas Company LP
Permitted by Enron Oil & Gas Company; the EWA schedule now lists a different operator.
- Based in
- The Woodlands, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Dec 27, 2005
- Permits on file
- 217
- Phone
- (214) 692-1800
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Westport Oil and Gas Company LP |
| Production reports | United Resources, LPthrough Sep 2003 |
| Latest permit | Enron Oil & Gas CompanyNov 14, 1989 |
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
- Nov 14, 1989
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 561K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 2004
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- Aug 8, 2004
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 |
|---|---|---|---|---|---|---|
| Vaquillas 1631 G-4-133787 | Vaquillas Ranch (Lobo) | Westport Oil and Gas Company, LP | 1 | 0 | 561K | Jan 1993 – Aug 2004 |
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 → Aug 1994
- 2Sonat Exploration Co. - HoustonSep 1994 → Dec 1999
- 3El Paso Production CompanyJan 2000 → Mar 2002
- 4United Oil & Minerals L. P.Apr 2002 → Jun 2003
- 5United Resources, LPSep 2003 → Sep 2003
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 366313-99 | Drill | Enron Oil & Gas Company | Nov 10, 1989 | Nov 14, 1989 | — | 10,350 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | Vaquillas 1631 G-4-133787 | Vaquillas Ranch (Lobo) | Westport Oil and Gas Company LP | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 551 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 2,580 | -2,029 |
| Wilcox | 4,763 | -4,212 |
| Lobo | 8,092 | -7,541 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,326 | 8,346 | Perforated |
| 8,528 | 8,544 | Perforated |
| 8,976 | 9,133 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 517 | 12.25 | 230 S |
| 7 | 7,100 | 8.75 | 650 S |
| 4.5 | 9,599 | 6.25 | 250 S |
| 4.5 | 9,600 | 6.25 | 250 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 | May 11, 1993 | Apr 29, 1993 | — |
| 00 | Jan 21, 1993 | Dec 29, 1992 | — |
| 00 | Apr 5, 1990 | Feb 9, 1990 | Yes |
| 00 | Apr 3, 1990 | — | — |
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 42-479-34950 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-34950 → 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/47934950, documented in the API reference.