WELL · 42-479-34142 · DISTRICT 4
Alley #8ST
Webb County · Rancho Viejo (Lobo 6) field · Directional · Sidetrack
Alley #8ST (API 42-479-34142) is a well in Webb County operated by Cox Oil & Gas Inc., completed June 8, 1985.
The RRC has issued 3 drilling permits (amended once) between 1985 and 1999, permitted to 11,000 ft.
It was permitted by Eex Corporation and has since transferred to Cox Oil & Gas Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Wilcox, L. Wilcox, Lobo 6, Lobo 6c.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Eex Corporation; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Feb 4, 1994 · 71 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Cox Oil & Gas Inc. |
| Production reports | Hilcorp Energy Companythrough Apr 2026 |
| Latest permit | Eex CorporationJun 18, 1999 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,000
- total depth, ft
- 4
- permits on file
- Jun 18, 1999
- last permit issued
- Jun 8, 1985
- completed
- 0
- cumulative oil, bbl
- 2.33M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 8, 1985
- 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 |
|---|---|---|---|---|---|---|
| Alley G-4-135953 | Vaquillas Ranch (Lobo Cons.) | Hilcorp Energy Company | 1 | 0 | 2.33M | Jan 1993 – Jul 2026 |
| — G-4-116931 | — | — | 0 | 0 | 0 | — |
Gas, mcf lease total
Last 12 months 3,963 · prior 12 3,244(+22%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1EP Operating Limited PartnershipJan 1993 → Feb 1995
- 2Enserch Exploration, IncMar 1995 → Mar 1998
- 3Eex CorporationApr 1998 → Feb 2000
- 4Eex Operating, L.P.Mar 2000 → Jun 2003
- 5Newfield Exploration CompanyAug 2003 → Sep 2016
- 6Hilcorp Energy CompanyOct 2016 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 485325-99 | Recompletion · sidetrack | Eex Corporation | Jun 18, 1999 | Jun 18, 1999 | Sep 21, 2000 | 10,571 |
| 377000-98 | Recompletion | Cox Oil & Gas, Inc. | Sep 19, 1990 | Aug 29, 1990 | — | 10,660 |
| 377000-99 | Recompletion | Cox Oil & Gas, Inc. | Aug 23, 1990 | Aug 29, 1990 | — | 10,660 |
| 273163-99 | Drill | Cox, Edwin L. & Cox, Berry R. | Apr 22, 1985 | Apr 23, 1985 | May 1, 1985 | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-116931 | — | — | — | — |
| — | — G-4-135953 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 666 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| WilcoxTOP WILCOX | 5,972 | -5,306 |
| L. Wilcox | 7,660 | -6,994 |
| Lobo 6 | 10,108 | -9,442 |
| Lobo 6 | 10,220 | -9,554 |
| Lobo 6C | 10,292 | -9,626 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,650 | 9,678 | Perforated |
| 10,158 | 10,175 | Perforated |
| 10,267 | 10,283 | Perforated |
| 10,285 | 10,300 | Perforated |
| 10,298 | 10,319 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,128 | 14.75 | 640 S |
| 7.625 | 8,013 | 9.875 | 550 S |
| 2.875 | 10,882 | 4.625 | 245 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 | Jun 25, 2001 | Nov 7, 2000 | — |
| 00 | Dec 10, 1990 | Aug 23, 1990 | Yes |
| 00 | Nov 9, 1990 | — | — |
| 00 | Jul 9, 1985 | Jun 20, 1985 | — |
| 00 | Jul 2, 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 42-479-34142 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-34142 → 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/47934142, documented in the API reference.