WELL · 42-479-38722 · DISTRICT 4
Vaquillas Ranch #9
Webb County · Big Cowboy (Lobo) field · Temp Abandoned · Vertical
Vaquillas Ranch #9 (API 42-479-38722) is a well in Webb County operated by Hilcorp Energy Company, completed July 13, 2004 and listed as temp abandoned on the RRC schedule.
The RRC has issued one drilling permit, issued May 12, 2004, permitted to 9,000 ft.
It was permitted by Axio Production Company, L.P. and has since transferred to Hilcorp Energy Company on the wellbore schedule.
Completion filings report 2 formation tops, including Wilcox, Lobo.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Axio Production Company, L.P.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Mar 26, 2026 · 3,453 permits on file · (713) 209-2411
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Hilcorp Energy Company |
| Production reports | Hilcorp Energy Companythrough Apr 2026 |
| Latest permit | Axio Production Company, L.P.May 12, 2004 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,000
- total depth, ft
- 1
- permits on file
- May 12, 2004
- last permit issued
- Jul 13, 2004
- completed
- 0
- cumulative oil, bbl
- 988K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 2004 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 13, 2004
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
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 Ranch G-4-204246 | Big Cowboy (Lobo) | Hilcorp Energy Company | 1 | 0 | 988K | Jul 2004 – Jul 2026 |
Gas, mcf lease total
Last 12 months 12,980 · prior 12 15,184(-15%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Axio Production Company, L.P.Jul 2004 → Jan 2006
- 2Chesapeake Operating, Inc.Feb 2006 → Jul 2014
- 3Hilcorp Energy CompanySep 2014 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 545618-99 | Drill | Axio Production Company, L.P. | May 12, 2004 | May 12, 2004 | — | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-204246 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 442 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,278 | 8,282 | Perforated |
| 8,296 | 8,310 | Perforated |
| 8,347 | 8,360 | Perforated |
| 8,368 | 8,394 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 925 | 12.25 | 335 S |
| 7 | 7,300 | 8.75 | 605 S |
| 4.5 | 8,700 | 6.25 | 135 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 | Jan 11, 2005 | Sep 20, 2004 | Yes |
| 00 | Nov 19, 2004 | — | — |
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 42-479-38722 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-38722 → 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/47938722, documented in the API reference.