WELL · 42-127-33171 · DISTRICT 1
Tom #1
Dimmit County · Blakeway (Dixon Sand) field · Vertical
Tom #1 (API 42-127-33171) is a well in Dimmit County operated by Carrizo Exploration Inc., completed June 2, 2001.
The RRC has issued 2 drilling permits between 2000 and 2002, permitted to 5,000 ft.
Completion filings report one formation top, including Olmos.
Its 2 leases have reported 13.4K barrels of oil and 32.4K mcf of gas since January 1993, last reporting in July 2026. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
Carrizo Spgs, TX · P-5 Y, filed Jun 4, 2026 · 21 permits on file · (830) 255-9766
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Carrizo Exploration Inc. |
| Production reports | McDay Energy Corp.through Apr 2026 |
| Latest permit | Carrizo Exploration, Inc.Mar 28, 2002 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,000
- total depth, ft
- 2
- permits on file
- Mar 28, 2002
- last permit issued
- Jun 2, 2001
- completed
- 13.4K
- cumulative oil, bbl
- 32.4K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 2, 2001
- 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 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Tumlinson O-1-11353 | Blakeway (Olmos A) | McDay Energy Corp. | 2 | 13.4K | 32.4K | Jan 1993 – Jul 2026 |
| Tom O-1-14347 | Blakeway (Dixon Sand) | Carrizo Exploration, Inc. | 1 | 0 | 0 | Jun 2001 – Aug 2002 |
Oil, barrels lease total
Last 12 months 16 · prior 12 15(+7%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Energy Development Corp.Jan 1993 → Jan 1993
- 2Catarina Petroleum L. C.Feb 1993 → Aug 1996
- 3Carrizo Exploration, Inc.Jun 2001 → May 2006
- 4TDW Exploration, LLCJun 2006 → Jan 2009
- 5Anaconda Oil & GasFeb 2009 → Jul 2010
- 6Texowa, LLCAug 2010 → Aug 2016
- 7Hooper Oil & Gas, LLCAug 2013 → Mar 2014
- 8Neorr, SteveFeb 2017 → Jul 2018
- 9TAM2 Squared Operating, LLCSep 2018 → Dec 2018
- 10McDay Energy Corp.Jan 2019 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 519235-99 | Field transfer | Carrizo Exploration, Inc. | Mar 14, 2002 | Mar 28, 2002 | Jan 6, 2001 | 5,000 |
| 498781-99 | Drill | Premier Minerals, Inc | Aug 23, 2000 | Aug 28, 2000 | Jan 6, 2001 | 5,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-11353 | — | — | — | — |
| — | — O-1-14347 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 552 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Olmos | 4,454 | -3,902 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,468 | 4,476 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 806 | 12.25 | 410 S |
| 4.5 | 4,798 | 7.875 | 815 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 26, 2002 | Apr 5, 2002 | Yes |
| 00 | Jun 24, 2002 | Jun 6, 2001 | Yes |
| 00 | Apr 22, 2002 | — | — |
| 00 | Aug 30, 2001 | — | — |
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 42-127-33171 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-127-33171 → 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/12733171, documented in the API reference.