WELL · 42-495-10811 · DISTRICT 8
Tubb Estate #1
Winkler County · Crittendon (Silurian) field · Vertical
Tubb Estate #1 (API 42-495-10811) is a well in Winkler County operated by Heritage Standard Corporation, completed February 24, 1984.
The RRC has issued 2 drilling permits between 1983 and 2009, permitted to 22,180 ft.
Completion filings report 5 formation tops, including Wolfcamp, Atoka, Barnett, Mississippian.
No lease production has been reported under this well’s leases.
Operator of record
Dallas, TX · P-5 Y, filed Mar 4, 2026 · 14 permits on file · (214) 912-2211
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Heritage Standard Corporation |
| Production reports | Impetro Operating LLCthrough Mar 2017 |
| Latest permit | Heritage Standard CorporationMar 17, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 22,180
- total depth, ft
- 2
- permits on file
- Mar 17, 2009
- last permit issued
- Feb 24, 1984
- completed
- 0
- cumulative oil, bbl
- 5.07M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 24, 1984
- 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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Tubb Estate G-10-253550 | Crittendon (Ellen. 21450) | Matador Production Company | 1 | 0 | 58.5K | Jun 2009 – Jul 2026 |
| Tubb Estate G-10-112118 | Crittendon (Silurian) | Heritage Standard Corporation | 1 | 0 | 5.02M | Jan 1993 – Jun 2009 |
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.
- 1Chase Avenue Corporation, TheJan 1993 → Oct 2001
- 2Heritage Standard CorporationNov 2001 → Dec 2010
- 3Voyager Gas CorporationMar 2011 → Mar 2011
- 4White Oak Operating Company LLCMay 2012 → Mar 2014
- 5Impetro Operating LLCApr 2014 → Mar 2017
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 679496-99 | Recompletion | Heritage Standard Corporation | Mar 16, 2009 | Mar 17, 2009 | Mar 3, 2009 | 21,680 |
| 224023-99 | Recompletion | Arco Oil & Gas Co. | Dec 16, 1983 | Dec 16, 1983 | — | 22,180 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-10-112118 | — | — | — | — |
| — | — G-10-253550 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,895 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Wolfcamp | 12,110 | -9,215 |
| Atoka | 14,590 | -11,695 |
| Barnett | 16,150 | -13,255 |
| MississippianMISSISSIPPIAN LIME | 17,878 | -14,983 |
| MississippianMISSISSIPPI LIME | 17,878 | -14,983 |
| Woodford | 18,317 | -15,422 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 18,880 | 19,107 | Perforated |
| 18,984 | 18,998 | Perforated |
| 21,466 | 21,673 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 30 | 42 | 36 | — |
| 20 | 1,461 | 26 | 1,950 S |
| 13.375 | 9,300 | 17.5 | 8,225 S |
| 9.875 | 14,012 | 12 | 4,540 S |
| 9.625 | 14,012 | 12 | 4,540 S |
| 3.5 | 16,539 | — | — |
| 7 | 16,937 | 8.375 | 2,337 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 | Mar 16, 2010 | Jul 24, 2009 | Yes |
| 00 | Dec 21, 2009 | — | — |
| 00 | Feb 27, 1987 | Feb 6, 1987 | — |
| 00 | Sep 7, 1984 | Aug 21, 1984 | — |
| 00 | Sep 6, 1984 | Aug 21, 1984 | — |
| 00 | Jan 12, 1984 | Feb 21, 1968 | — |
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 42-495-10811 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-495-10811 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/49510811, documented in the API reference.