WELL · 42-479-34023 · DISTRICT 4
Williamson, S.H. "A" #4
Webb County · Vertical
Williamson, S.H. "A" #4 (API 42-479-34023) is a plugged well in Webb County, plugged December 23, 1984, last operated by Enron Oil & Gas Company.
The RRC has issued 3 drilling permits between 1984 and 1995, permitted to 8,300 ft.
Completion filings report 4 formation tops, including Wilcox, (Lobo 1) Dix, (Lobo 2) Clark, (Lobo 3) Hirsch.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Nov 4, 1998
- Permits on file
- 2,825
- Phone
- (713) 853-7245
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | none |
| Latest permit | Enron Oil & Gas CompanyFeb 28, 1995 |
- 8,300
- total depth, ft
- 3
- permits on file
- Feb 28, 1995
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 1999
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- Dec 23, 1984
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 |
|---|---|---|---|---|---|---|
| Williamson, S.H. "A" G-4-117744 | EL Caballero (Lobo) | Conoco Inc. | 1 | 0 | 0 | Jan 1993 – Mar 1999 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 433309-99 | Field transfer | Enron Oil & Gas Company | Feb 27, 1995 | Feb 28, 1995 | — | 7,375 |
| 267478-99 | Other | Weeks Exploration Company | Feb 21, 1985 | Feb 22, 1985 | — | 8,300 |
| 257034-99 | Drill | Ladd Petroleum Corp. | Nov 2, 1984 | Nov 5, 1984 | — | 8,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-117744 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 513 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,046 | 7,053 | Perforated |
| 7,205 | 7,211 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,001 | 14.75 | 230 S |
| 7.625 | 6,430 | 9.875 | 250 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 30, 1995 | Feb 27, 1995 | — |
| 00 | Oct 16, 1985 | Sep 12, 1985 | Yes |
| 00 | Sep 13, 1985 | Aug 21, 1985 | — |
| 00 | Aug 31, 1985 | — | — |
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 42-479-34023 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-34023 → 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/47934023, documented in the API reference.