WELL · 42-479-36657 · DISTRICT 4
Vaquillas Ranch Co. Ltd #51
Webb County · Gato Creek (Lobo 3) field · Vertical
Vaquillas Ranch CO. Ltd #51 (API 42-479-36657) is a well in Webb County operated by Conoco Inc., completed October 21, 1997.
The RRC has issued 2 drilling permits in 1997, permitted to 10,600 ft.
Completion filings report 3 formation tops, including Wilcox, Base Of Lwr. Wilcox, Wills Point.
No lease production has been reported under this well’s leases.
Operator of record
Houston, TX · P-5 Y, filed Dec 6, 2002 · 4,644 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Conoco Inc. |
| Production reports | Hilcorp Energy Companythrough Apr 2026 |
| Latest permit | Conoco Inc.Jul 28, 1997 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,600
- total depth, ft
- 2
- permits on file
- Jul 28, 1997
- last permit issued
- Oct 21, 1997
- completed
- 0
- cumulative oil, bbl
- 1.81M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 1997 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 21, 1997
- 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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Vaquillas Ranch Co. Ltd. G-4-163527 | Vaquillas Ranch (Lobo Cons.) | Hilcorp Energy Company | 1 | 0 | 1.81M | Jun 1997 – Jul 2026 |
| Vaquillas Ranch Co. Ltd G-4-165279 | Gato Creek (Lobo 3) | Conoco Inc. | 1 | 0 | 0 | Oct 1997 – Feb 1999 |
Gas, mcf lease total
Last 12 months 13,869 · prior 12 13,158(+5%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Conoco Inc.Jun 1997 → Dec 2002
- 2Conocophillips CompanyJan 2003 → Dec 2015
- 3Hilcorp Energy CompanyJan 2016 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 465341-99 | Recompletion | Conoco Inc. | Jul 23, 1997 | Jul 28, 1997 | Sep 10, 1997 | 9,953 |
| 459831-99 | Drill | Conoco Inc. | Mar 12, 1997 | Mar 12, 1997 | Jun 1, 1997 | 10,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-163527 | — | — | — | — |
| — | — G-4-165279 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 590 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| WilcoxBASE OF LOWER WILCOX | 8,920 | -8,330 |
| Base of Lwr. Wilcox | 8,920 | -8,330 |
| Wills Point | 9,900 | -9,310 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,984 | 9,002 | Perforated |
| 9,644 | 9,660 | Perforated |
| 9,710 | 9,724 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 521 | 12.25 | 250 S |
| 7 | 8,020 | 8.75 | 260 S |
| 4.5 | 9,945 | 6.25 | 225 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 | Dec 11, 1997 | Nov 7, 1997 | — |
| 00 | Dec 3, 1997 | — | — |
| 00 | Jul 29, 1997 | Jul 11, 1997 | Yes |
| 00 | Jul 23, 1997 | — | — |
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 42-479-36657 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-36657 → 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/47936657, documented in the API reference.