TEXAS · WELLS · WEBB COUNTY · VAQUILLAS LEASE · API 42-479-39104 · DISTRICT 04
Vaquillas #1
Webb County · Tiffany (Wilcox Carrizo) field · Producing · Vertical
Vaquillas #1 (API 42-479-39104) is a well in Webb County operated by Hilcorp Energy Company, completed July 19, 2005 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits between 2005 and 2009, permitted to 10,410 ft.
It was permitted by Devon Energy Production CO, L.P. and has since transferred to Hilcorp Energy Company on the wellbore schedule.
Completion filings report 6 formation tops, including Bruni, Queen City, Alaska, Charco.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Devon Energy Production Co, L.P.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Mar 27, 2026
- Permits on file
- 3,454
- Phone
- (713) 209-2400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Hilcorp Energy Company |
| Production reports | Hilcorp Energy Companythrough Apr 2026 |
| Latest permit | Devon Energy Production Co, L.P.Jul 3, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,410
- total depth, ft
- 2
- permits on file
- Jul 3, 2009
- last permit issued
- Jul 19, 2005
- completed
- 0
- cumulative oil, bbl
- 961K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 2005 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 19, 2005
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 G-4-229872 | Zwebb (10350) | Hilcorp Energy Company | 1 | 0 | 961K | Jul 2005 – Jul 2026 |
Gas, mcf lease total
Last 12 months 11,728 · prior 12 6,290(+86%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Devon Energy Production Co, L.P.Jul 2005 → Jul 2014
- 2Linn Operating, Inc.Aug 2014 → Apr 2017
- 3Linn Operating, LLCMay 2017 → Jul 2017
- 4Hilcorp Energy CompanyAug 2017 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 681918-99 | Field transfer | Devon Energy Production Co, L.P. | Jun 8, 2009 | Jul 3, 2009 | Jun 8, 2005 | 11,000 |
| 600026-99 | Drill | Devon Energy Production Co, L.P. | May 2, 2005 | May 2, 2005 | Jun 8, 2005 | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 19, 2005 | Vaquillas G-4-229872 | Tiffany (Wilcox Carrizo) | Hilcorp Energy Company | Producing | 10,410 |
| Jul 19, 2005 | Vaquillas G-4-229872 | Tiffany (Wilcox Carrizo) | Hilcorp Energy Company | Producing | 10,410 |
Formation tops
As filed on W-2/G-1. Subsea from 682 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Bruni | 2,193 | -1,511 |
| Queen City | 4,105 | -3,423 |
| Alaska | 6,042 | -5,360 |
| Charco | 9,150 | -8,468 |
| WilcoxMID WILCOX UNCONF. | 9,737 | -9,055 |
| Base Charco | 10,380 | -9,698 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,190 | 9,220 | Perforated |
| 10,116 | 10,134 | Perforated |
| 10,210 | 10,218 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 998 | 14.75 | 665 S |
| 7.625 | 8,743 | 9.625 | 575 S |
| 4.5 | 10,410 | 6.5 | 425 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 27, 2009 | Jun 9, 2009 | — |
| 00 | Oct 10, 2007 | Sep 30, 2005 | Yes |
| 00 | Oct 8, 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 42-479-39104 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-39104 → 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/47939104, documented in the API reference.