WELL · 42-041-31712 · DISTRICT 3
Vilas #1
Brazos County · Clay N.E. (Austin Chalk Gas) field · Horizontal · Sidetrack
Vilas #1 (API 42-041-31712) is a horizontal well in Brazos County operated by Shield Petroleum, completed April 8, 1993.
The RRC has issued 3 drilling permits (amended 3 times) between 1992 and 1996, permitted to 13,000 ft.
Completion filings report 2 formation tops, including Austin Chalk, Tac.
No lease production has been reported under this well’s leases.
Operator of record
College Sta, TX · P-5 Y, filed Feb 4, 2026 · 56 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Shield Petroleum |
| Production reports | Crawford Hughes Operating Co.through Jul 2015 |
| Latest permit | Shield PetroleumSep 18, 1996 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,000
- total depth, ft
- 6
- permits on file
- Sep 18, 1996
- last permit issued
- Apr 8, 1993
- completed
- 0
- cumulative oil, bbl
- 745K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 8, 1993
- 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 |
|---|---|---|---|---|---|---|
| Vilas G-3-155274 | Giddings (Austin Chalk, Gas) | Verdun Oil & Gas LLC | 1 | 0 | 314K | May 1994 – Jul 2026 |
| Vilas G-3-145656 | Clay, N.E. (Austin Chalk, Gas) | Shield Petroleum | 1 | 0 | 431K | Apr 1993 – Nov 1995 |
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.
- 1Shield PetroleumApr 1993 → Feb 2001
- 2Crawford Energy Operating CoMar 2001 → Aug 2008
- 3Crawford Hughes Operating Co.Sep 2008 → Jul 2015
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 452784-98 | Recompletion | Shield Petroleum | Mar 24, 1997 | Sep 18, 1996 | Oct 4, 1996 | 13,000 |
| 452784-99 | Recompletion | Shield Petroleum | Sep 18, 1996 | Sep 18, 1996 | — | 13,000 |
| 421297-98 | Recompletion · sidetrack | Shield Petroleum | May 26, 1995 | Feb 18, 1994 | — | 12,900 |
| 421297-99 | Recompletion · sidetrack | Shield Petroleum | Feb 18, 1994 | Feb 18, 1994 | Feb 16, 1994 | 12,900 |
| 407771-98 | Drill | Shield Petroleum | Jun 30, 1993 | Dec 30, 1992 | — | 12,650 |
| 407771-99 | Drill | Shield Petroleum | Dec 30, 1992 | Dec 30, 1992 | Dec 30, 1992 | 12,400 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-145656 | — | — | — | — |
| — | — G-3-155274 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 269 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 12,046 | -11,777 |
| Tac | 12,046 | -11,777 |
| Tac | 12,200 | -11,931 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 12,023 | 12,662 | Perforated |
| 12,023 | 14,793 | Perforated |
| 12,023 | 15,174 | Perforated |
| 12,226 | 12,733 | Perforated |
| 12,226 | 14,267 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.75 | 2,685 | 12.25 | 720 S |
| 9.625 | 2,685 | 12.25 | 720 S |
| 7 | 12,226 | 8.75 | 210 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 | Aug 18, 1997 | Apr 10, 1997 | — |
| 00 | Dec 11, 1995 | Jun 5, 1995 | Yes |
| 00 | Sep 14, 1995 | — | — |
| 00 | Jul 27, 1993 | May 13, 1993 | Yes |
| 00 | Jul 6, 1993 | — | — |
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 42-041-31712 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-041-31712 → 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/04131712, documented in the API reference.