WELL · 42-505-36471 · DISTRICT 4
Vester #1
Zapata County · Haynes (Middle Wilcox Cons.) field · Producing · Vertical
Vester #1 (API 42-505-36471) is a well in Zapata County operated by Hilcorp Energy Company, completed February 3, 2011 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits (amended once) between 2009 and 2011, permitted to 13,500 ft.
It was permitted by Forest Oil Permian Corporation and has since transferred to Hilcorp Energy Company on the wellbore schedule.
Completion filings report 4 formation tops, including Queen City, Wilcox, Wilson, Lobo.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Forest Oil Permian Corporation; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Mar 26, 2026 · 3,454 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 | Forest Oil Permian CorporationNov 8, 2011 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,500
- total depth, ft
- 3
- permits on file
- Nov 8, 2011
- last permit issued
- Feb 3, 2011
- completed
- 0
- cumulative oil, bbl
- 3.43M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Feb 3, 2011
- 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 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 |
|---|---|---|---|---|---|---|
| Vester G-4-256316 | Cisco-Benavides (Lobo Cons.) | Hilcorp Energy Company | 1 | 0 | 556K | Apr 2010 – Jul 2026 |
| Vester G-4-265117 | Haynes (Middle Wilcox Cons.) | Hilcorp Energy Company | 1 | 0 | 2.87M | Feb 2011 – Jul 2026 |
Gas, mcf lease total
Last 12 months 48,606 · prior 12 88,692(-45%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Forest Oil Permian CorporationApr 2010 → Nov 2012
- 2Hilcorp Energy CompanyJan 2013 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 727046-99 | Recompletion | Forest Oil Permian Corporation | Oct 26, 2011 | Nov 8, 2011 | Jan 23, 2011 | 13,500 |
| 687208-98 | Drill | Forest Oil Permian Corporation | May 26, 2010 | Nov 16, 2009 | Feb 18, 2010 | 13,500 |
| 687208-99 | Drill | Forest Oil Permian Corporation | Nov 10, 2009 | Nov 16, 2009 | — | 13,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-256316 | — | — | — | — |
| — | — G-4-265117 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 459 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 2,518 | -2,059 |
| Wilcox | 5,615 | -5,156 |
| Wilson | 5,615 | -5,156 |
| Lobo | 10,990 | -10,531 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,650 | 8,656 | Perforated |
| 8,660 | 8,664 | Perforated |
| 8,676 | 8,682 | Perforated |
| 8,702 | 8,708 | Perforated |
| 8,735 | 8,745 | Perforated |
| 8,782 | 8,788 | Perforated |
| 8,790 | 8,799 | Perforated |
| 11,940 | 11,950 | Perforated |
| 11,956 | 11,964 | Perforated |
| 11,968 | 11,978 | Perforated |
| 11,992 | 12,004 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 793 | 12.25 | 350 S |
| 7 | 8,288 | 8.75 | 210 S |
| 3.5 | 13,478 | 6 | 650 S |
| 3.5 | 13,500 | 6 | 650 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 | Nov 5, 2012 | Nov 30, 2011 | Yes |
| 00 | Jun 25, 2010 | May 10, 2010 | Yes |
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 42-505-36471 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-36471 → 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/50536471, documented in the API reference.