WELL · 42-479-31826 · DISTRICT 4
Lopez Francisco Jr. #S-4
Webb County · Alpha (3670) field · Vertical
Lopez Francisco JR. #S-4 (API 42-479-31826) is a plugged well in Webb County, plugged December 14, 1993, last operated by Neddco Lease Serv Inc..
The RRC has issued one drilling permit, issued September 23, 1977, permitted to 3,900 ft.
It was permitted by Centurion Energy Resou. & OP. CO and has since transferred to Neddco Lease Serv Inc. on the wellbore schedule.
Operator of record
Permitted by Centurion Energy Resou. & Op. Co; the EWA schedule now lists a different operator.
Corpus Chrsti, TX · P-5 Y, filed May 7, 1994 · 5 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Neddco Lease Serv Inc. |
| Production reports | none |
| Latest permit | Centurion Energy Resou. & Op. CoSep 23, 1977 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,900
- total depth, ft
- 1
- permits on file
- Sep 23, 1977
- last permit issued
- Feb 23, 1978
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Dec 1993
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 23, 1978
- Shut in
- —
- Plugged
- Dec 14, 1993
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 |
|---|---|---|---|---|---|---|
| Lopez, Francisco, Jr. G-4-77332 | Alpha (3670) | Neddco Lease Serv Inc. | 1 | 0 | 0 | Jan 1993 – Dec 1993 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 8276-99 | Drill | Centurion Energy Resou. & Op. Co | Sep 23, 1977 | Sep 23, 1977 | — | 3,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-77332 | — | — | — | — |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 210 | 12.25 | — |
| 4.5 | 3,703 | 7.875 | — |
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 12, 1984 | Jun 19, 1978 | — |
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 42-479-31826 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-31826 → 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/47931826, documented in the API reference.