WELL · 42-479-36156 · DISTRICT 4
Vaquillas Ranch A #125
Webb County · Vaquillas Ranch (Lobo Cons.) field · Vertical
Vaquillas Ranch A #125 (API 42-479-36156) is a plugged well in Webb County, plugged January 5, 2015, last operated by Conocophillips Company.
The RRC has issued one drilling permit, issued August 10, 1994, permitted to 12,500 ft.
It was permitted by Conoco Inc. and has since transferred to Conocophillips Company on the wellbore schedule.
Completion filings report 5 formation tops, including Queen City, Wilcox, Lobo Conformity, Lobo Unconformity.
Operator of record
Permitted by Conoco Inc.; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Feb 3, 2026
- Permits on file
- 3,290
- Phone
- (432) 683-7443
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Conocophillips Company |
| Production reports | Conoco Inc.through Oct 1999 |
| Latest permit | Conoco Inc.Aug 10, 1994 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,500
- total depth, ft
- 1
- permits on file
- Aug 10, 1994
- last permit issued
- Mar 1, 1998
- completed
- 0
- cumulative oil, bbl
- 359K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 1994 THROUGH Jan 2015
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 1, 1998
- Shut in
- —
- Plugged
- Jan 5, 2015
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 A G-4-151995 | Vaquillas Ranch (Wilcox 11,100) | Conocophillips Company | 1 | 0 | 316K | Nov 1994 – Jan 2015 |
| Vaquillas Ranch A G-4-151698 | Vaquillas Ranch (Yarsa) | Conoco Inc. | 1 | 0 | 43.5K | Oct 1994 – Feb 1998 |
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.
- 1Conoco Inc.Oct 1994 → Oct 1999
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 426723-99 | Drill | Conoco Inc. | Aug 8, 1994 | Aug 10, 1994 | Aug 27, 1994 | 12,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-151698 | — | — | — | — |
| — | — G-4-151995 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 675 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 3,820 | -3,145 |
| Wilcox | 6,110 | -5,435 |
| WilcoxBASE OF LOWER WILCOX | 10,400 | -9,725 |
| Lobo Conformity | 10,400 | -9,725 |
| Lobo Unconformity | 10,400 | -9,725 |
| Wills Point | 11,760 | -11,085 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,599 | 10,605 | Perforated |
| 10,599 | 10,801 | Perforated |
| 10,722 | 10,732 | Perforated |
| 10,797 | 10,801 | Perforated |
| 11,429 | 11,437 | Perforated |
| 11,429 | 11,635 | Perforated |
| 11,457 | 11,467 | Perforated |
| 11,476 | 11,484 | Perforated |
| 11,502 | 11,506 | Perforated |
| 11,522 | 11,535 | Perforated |
| 11,586 | 11,622 | Perforated |
| 11,630 | 11,635 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 513 | 12.25 | 210 S |
| 7 | 8,580 | 8.75 | 350 S |
| 4.5 | 11,738 | 6.75 | 390 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 | Apr 16, 1998 | Apr 1, 1998 | — |
| 00 | Feb 28, 1995 | Dec 8, 1994 | Yes |
| 00 | Dec 27, 1994 | — | — |
| 00 | Dec 12, 1994 | Nov 9, 1994 | Yes |
| 00 | Nov 23, 1994 | — | — |
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 42-479-36156 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-36156 → 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/47936156, documented in the API reference.