WELL · 42-505-35923 · DISTRICT 4
Willars #1
Zapata County · Wildcat field · Vertical
Willars #1 (API 42-505-35923) is a well in Zapata County operated by Newfield Exploration Company, completed August 31, 2007.
The RRC has issued 2 drilling permits between 2007 and 2008, permitted to 12,500 ft.
No lease production has been reported under this well’s leases.
Operator of record
The Woodlands, TX · P-5 Y, filed Jan 5, 2026 · 821 permits on file · (866) 902-0562
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Newfield Exploration Company |
| Production reports | none |
| Latest permit | Newfield Exploration CompanyNov 17, 2008 |
- 12,500
- total depth, ft
- 2
- permits on file
- Nov 17, 2008
- last permit issued
- Aug 31, 2007
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2007 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 31, 2007
- 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 |
|---|---|---|---|---|---|---|
| Willars G-4-247236 | Lopeno ( Reklaw B) | Hilcorp Energy Company | 1 | 0 | 0 | Mar 2009 – Jul 2026 |
| Willars G-4-237382 | Wildcat | Newfield Exploration Company | 1 | 0 | 0 | Aug 2007 – Mar 2009 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 674597-99 | Recompletion | Newfield Exploration Company | Nov 7, 2008 | Nov 17, 2008 | Nov 18, 2008 | 12,250 |
| 642192-99 | Drill | United Resources LP | Jul 10, 2007 | Jul 18, 2007 | Jul 21, 2007 | 12,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-237382 | — | — | — | — |
| — | — G-4-247236 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,908 | 4,919 | Perforated |
| 7,466 | 7,474 | Perforated |
| 9,087 | 9,146 | Perforated |
| 9,294 | 9,315 | Perforated |
| 9,769 | 9,868 | Perforated |
| 10,168 | 10,185 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,506 | 12.25 | 540 S |
| 7 | 7,831 | 8.75 | 650 S |
| 4.5 | 10,494 | 6.125 | 285 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 | Jun 8, 2009 | May 4, 2009 | Yes |
| 00 | May 22, 2009 | — | — |
| 00 | Aug 21, 2008 | May 13, 2008 | Yes |
| 00 | Aug 2, 2008 | — | — |
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 42-505-35923 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-35923 → 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/50535923, documented in the API reference.