TEXAS · WELLS · WEBB COUNTY · VAQUILLAS BORREGO LEASE · API 42-479-39970 · DISTRICT 04
Vaquillas Borrego #28H
Webb County · Zwebb (10350) field · Horizontal
Vaquillas Borrego #28H (API 42-479-39970) is a plugged horizontal well in Webb County, plugged March 2, 2017, last operated by Killam Oil CO. Ltd..
The RRC has issued one drilling permit, issued October 30, 2007, permitted to 12,000 ft.
It was permitted by Eog Resources, Inc. and has since transferred to Killam Oil CO. Ltd. on the wellbore schedule.
Its lease has reported 7.5K barrels of oil and 1.35M mcf of gas since January 2008, with no volume in the three years through April 2026.
Operator of record
Permitted by EOG Resources, Inc.; the EWA schedule now lists a different operator.
- Based in
- Laredo, TX
- P-5 status
- Active (A)
- P-5 last filed
- Apr 9, 2026
- Permits on file
- 837
- Phone
- (956) 724-7141
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Killam Oil Co. Ltd. |
| Production reports | Killam Oil Co., Ltd.through Apr 2014 |
| Latest permit | EOG Resources, Inc.Oct 30, 2007 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,000
- total depth, ft
- 1
- permits on file
- Oct 30, 2007
- last permit issued
- Nov 21, 2008
- completed
- 7.5K
- cumulative oil, bbl
- 1.35M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2008 THROUGH Apr 2014
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 21, 2008
- Shut in
- —
- Plugged
- Mar 2, 2017
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 Borrego G-4-238068 | Zwebb (10350) | Killam Oil Co., Ltd. | 1 | 7.5K | 1.35M | Jan 2008 – Apr 2014 |
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.
- 1Killam Oil Co., Ltd.Jan 2008 → Apr 2014
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 648347-99 | Drill | EOG Resources, Inc. | Oct 24, 2007 | Oct 30, 2007 | Dec 2, 2007 | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Nov 21, 2008 | Vaquillas Borrego G-4-238068 | Zwebb (10350) | Killam Oil Co. Ltd. | Plugged | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,580 | 13,360 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 549 | 12.25 | 250 S |
| 7 | 8,880 | 8.75 | 590 S |
| 4.5 | 13,400 | 6.125 | 370 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Jul 15, 2009 | Feb 17, 2009 | — |
| 00 | Sep 9, 2008 | Mar 14, 2008 | Yes |
| 00 | Aug 23, 2008 | — | — |
Well logs
3 logs loaded from the RRC's log index, the latest received May 5, 2011. Cased hole, Resistivity. These are the logs loaded into Petrora from the Railroad Commission's inventories, not necessarily every log run on the well. The RRC holds the files; each opens from its log search for the well. The kind is the RRC's description of the log; the interval is the one filed for it.
Open the RRC's log search for this well ↗| Logas described | Files | Intervalft, as filed | Datereceived | SizeMB |
|---|---|---|---|---|
| SURVEYS CASED HOLE | TIFF | 9,300 to 13,352 | May 5, 2011run Jan 14, 2008 | 3.40 |
| SURVEYS CASED HOLE | TIFF | 0 to 8,765 | May 5, 2011run Dec 20, 2007 | 0.55 |
| RESISTIVITY | TIFF | 64 to 554 | May 5, 2011run Dec 2, 2007 | 0.17 |
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 42-479-39970 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-39970 → scanned completion filings
The logs loaded for this well are under Well logs, with the RRC's log search for it.
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/47939970, documented in the API reference.