TEXAS · WELLS · WEBB COUNTY · WILLIAMSON, S.H. "A" LEASE · API 42-479-35878 · DISTRICT 04
Williamson S.H. A #7
Webb County · Dix Ranch (Lower Wilcox Lobo) field · Vertical
Williamson S.H. A #7 (API 42-479-35878) is a plugged well in Webb County, plugged June 1, 2004, last operated by Conocophillips Company.
The RRC has issued 2 drilling permits (amended once) between 1993 and 1995, permitted to 9,350 ft.
It was permitted by Enron Oil & Gas Company and has since transferred to Conocophillips Company on the wellbore schedule.
Completion filings report 3 formation tops, including Green City, Queen City, Wilcox.
Operator of record
Permitted by Enron Oil & Gas Company; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Feb 3, 2026
- Permits on file
- 3,290
- Phone
- (432) 683-7443
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Conocophillips Company |
| Production reports | Conoco Inc.through Oct 2002 |
| Latest permit | Enron Oil & Gas CompanyFeb 28, 1995 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,350
- total depth, ft
- 3
- permits on file
- Feb 28, 1995
- last permit issued
- Nov 24, 1993
- completed
- 0
- cumulative oil, bbl
- 318K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 1993 THROUGH May 2004
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 24, 1993
- Shut in
- —
- Plugged
- Jun 1, 2004
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-4-147390 | El Caballero (Lobo) | Conocophillips Company | 1 | 0 | 318K | Nov 1993 – May 2004 |
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.
- 1Enron Oil & Gas CompanyNov 1993 → May 1995
- 2Conoco Inc.Jun 1995 → Oct 2002
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 433312-99 | Field transfer | Enron Oil & Gas Company | Feb 27, 1995 | Feb 28, 1995 | — | 7,555 |
| 414197-98 | Drill | Enron Oil & Gas Company | Aug 16, 1993 | Jul 23, 1993 | Oct 7, 1993 | 9,350 |
| 414197-99 | Drill | Enron Oil & Gas Company | Jul 23, 1993 | Jul 23, 1993 | — | 9,350 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Nov 24, 1993 | Williamson S.H. A G-4-147390 | Dix Ranch (Lower Wilcox Lobo) | Conocophillips Company | Plugged | — |
| Nov 24, 1993 | Williamson S.H. A G-4-147390 | Dix Ranch (Lower Wilcox Lobo) | Conocophillips Company | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 518 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Green City | 2,275 | -1,757 |
| Queen City | 2,275 | -1,757 |
| Wilcox | 4,270 | -3,752 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,084 | 7,126 | Perforated |
| 7,086 | 7,126 | Perforated |
| 7,485 | 7,508 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,030 | 12.25 | 370 S |
| 7 | 6,443 | 8.75 | 770 S |
| 2.875 | 8,497 | 6.25 | 365 S |
| 2.875 | — | 6.25 | 365 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 | Apr 5, 1995 | Jan 24, 1995 | — |
| 00 | Jan 26, 1994 | Dec 27, 1993 | — |
| 00 | Jan 24, 1994 | Dec 6, 1993 | Yes |
| 00 | Dec 14, 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 42-479-35878 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-35878 → 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/47935878, documented in the API reference.