WELL · 42-479-34613 · DISTRICT 4
Hereford -T- #21
Webb County · Bashara-Hereford (7300) field · Directional
Hereford -T- #21 (API 42-479-34613) is a plugged well in Webb County, plugged November 30, 2011, last operated by Plains Exploration & Prod. CO..
The RRC has issued one drilling permit, issued December 4, 1987, permitted to 8,500 ft.
It was permitted by Transamerican Natural Gas Corp. and has since transferred to Plains Exploration & Prod. CO. on the wellbore schedule.
Completion filings report 4 formation tops, including Queen City, Wilcox, L. Wilcox, Wills Pt..
Operator of record
Plains Exploration & Prod. Co.
Permitted by Transamerican Natural Gas Corp.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Nov 12, 2012
- Permits on file
- 354
- Phone
- (713) 579-6578
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Plains Exploration & Prod. Co. |
| Production reports | North Central Oil Corp.through Jan 2005 |
| Latest permit | Transamerican Natural Gas Corp.Dec 4, 1987 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,500
- total depth, ft
- 1
- permits on file
- Dec 4, 1987
- last permit issued
- Apr 13, 1988
- completed
- 0
- cumulative oil, bbl
- 486K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Nov 2011
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 13, 1988
- Shut in
- —
- Plugged
- Nov 30, 2011
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 |
|---|---|---|---|---|---|---|
| Hereford -T- G-4-127197 | Bashara-Hereford (7300) | Plains Exploration & Prod. Co. | 1 | 0 | 486K | Jan 1993 – Nov 2011 |
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.
- 1Transamerican Natural Gas Corp.Jan 1993 → May 1996
- 2North Central Oil Corp.Jun 1996 → Jan 2005
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 339636-99 | Drill | Transamerican Natural Gas Corp. | Dec 3, 1987 | Dec 4, 1987 | — | 8,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-127197 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 440 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 1,170 | -730 |
| WilcoxWILCOX T/CARRIZO | 3,390 | -2,950 |
| L. Wilcox | 5,212 | -4,772 |
| Wills Pt. | 8,340 | -7,900 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,075 | 7,210 | Perforated |
| 7,353 | 7,384 | Perforated |
| 7,568 | 7,649 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 850 | 14.75 | 600 S |
| 7.625 | 5,800 | 9.875 | 365 S |
| 5.5 | 8,670 | 6.75 | 330 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 8, 1988 | May 3, 1988 | Yes |
| 00 | Jun 2, 1988 | — | — |
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 42-479-34613 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-34613 → 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/47934613, documented in the API reference.