WELL · 42-505-31405 · DISTRICT 4
Worley R. J. et AL #1
Zapata County · Falcon Lake E. (Wilcox Lower T field · Vertical
Worley R. J. ET AL #1 (API 42-505-31405) is a well in Zapata County operated by Mueller Engineering Corp., completed December 23, 1982.
The RRC has issued 2 drilling permits between 1981 and 1992, permitted to 20,000 ft.
It was permitted by Shell Western E&P Inc. and has since transferred to Mueller Engineering Corp. on the wellbore schedule.
Completion filings report 3 formation tops, including Hinnant, Taylor, Wilcox.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Shell Western E&P Inc.; the EWA schedule now lists a different operator.
Corpus Chrsti, TX · P-5 Y, filed May 11, 2001 · 236 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Mueller Engineering Corp. |
| Production reports | Jurassic Exploration, Inc.through Feb 2001 |
| Latest permit | Shell Western E&P Inc.Sep 25, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 20,000
- total depth, ft
- 2
- permits on file
- Sep 25, 1992
- last permit issued
- Dec 23, 1982
- completed
- 0
- cumulative oil, bbl
- 157K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 23, 1982
- 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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Worley, R.J. et AL G-4-146099 | Falcon Lake, E. (Wilcox 12,300) | Jurassic Exploration, Inc. | 1 | 0 | 157K | Jan 1993 – Jul 2026 |
| — G-4-106552 | — | — | 0 | 0 | 0 | — |
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.
- 1Shell Western E&P Inc.Jan 1993 → Feb 1993
- 2Mueller Engineering Corp.Jul 1993 → Aug 1996
- 3Jurassic Exploration, Inc.Oct 1996 → Feb 2001
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 403876-99 | Recompletion | Shell Western E&P Inc. | Sep 25, 1992 | Sep 25, 1992 | Oct 24, 1992 | 18,520 |
| 130071-99 | Drill | Shell Oil Company | Aug 13, 1981 | Aug 13, 1981 | Oct 29, 1981 | 20,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-106552 | — | — | — | — |
| — | — G-4-146099 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 337 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 12,294 | 12,322 | Perforated |
| 16,154 | 16,292 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 1,242 | 20 | 950 S |
| 11.75 | 7,793 | 14.75 | 7,510 S |
| 2.875 | 14,752 | — | — |
| 11.75 | 17,115 | 6.75 | 1,430 S |
| 5 | 17,115 | 6.75 | 1,430 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 16, 1993 | Jan 15, 1993 | Yes |
| 00 | Sep 30, 1993 | Aug 9, 1993 | — |
| 00 | Aug 16, 1993 | — | — |
| 00 | Jan 12, 1984 | Mar 14, 1983 | — |
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 42-505-31405 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-31405 → 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/50531405, documented in the API reference.