WELL · 42-047-31911 · DISTRICT 4
Perez-Alaniz Deep #2ST
Brooks County · Ann Mag (7700 Frio) field · Producing · Directional
Perez-Alaniz Deep #2ST (API 42-047-31911) is a well in Brooks County operated by Paleo Oil Company LLC, completed July 1, 2022 and listed as producing on the RRC schedule.
The RRC has issued 3 drilling permits (amended twice) between 2000 and 2022, permitted to 13,500 ft.
It was permitted by Bluefin Resources LLC and has since transferred to Paleo Oil Company LLC on the wellbore schedule.
Completion filings report 10 formation tops, including 7700 Sand, 9100 Sand, 9700 Sand, 9700' Sand.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Bluefin Resources LLC; the EWA schedule now lists a different operator.
Corpus Christ, TX · P-5 Y, filed Jul 4, 2026 · 47 permits on file · (888) 230-1500
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Paleo Oil Company LLC |
| Production reports | Paleo Oil Company LLCthrough Mar 2026 |
| Latest permit | Bluefin Resources LLCJun 16, 2022 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,500
- total depth, ft
- 5
- permits on file
- Jun 16, 2022
- last permit issued
- Jul 1, 2022
- completed
- 0
- cumulative oil, bbl
- 1.67M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2001 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 1, 2022
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
27.185060, -98.048083
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Brooks County.
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 |
|---|---|---|---|---|---|---|
| Perez-Alaniz Deep G-4-181147 | Ann Mag (Vicksburg Cons.) | Paleo Oil Company LLC | 1 | 0 | 1.53M | Jan 2001 – Jul 2026 |
| Perez-Alaniz Deep G-4-293617 | Ann Mag (7700 Frio) | Paleo Oil Company LLC | 1 | 0 | 144K | Jul 2022 – Jul 2026 |
Gas, mcf lease total
Last 12 months 35,502 · prior 12 17,800(+99%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Maguire Oil CompanyJan 2001 → Jan 2005
- 2Erskine Energy, LLCFeb 2005 → Jun 2010
- 3Tecpetrol Operating LLCJul 2010 → Dec 2015
- 4Bluefin Resources LLCJan 2016 → Aug 2023
- 5Agp Energy Services LLCSep 2023 → Feb 2025
- 6Rumble Energy LLCJul 2025 → Jul 2025
- 7Paleo Oil Company LLCSep 2025 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 881022-99 | Recompletion | Bluefin Resources LLC | Jun 8, 2022 | Jun 16, 2022 | Jun 27, 2022 | 12,747 |
| 819186-99 | Recompletion | Bluefin Resources LLC | Oct 6, 2016 | Oct 18, 2016 | Nov 4, 2016 | 13,500 |
| 501521-97 | Drill | Maguire Oil Company | Jan 5, 2001 | Nov 2, 2000 | Nov 10, 2000 | 13,000 |
| 501521-98 | Drill | Maguire Oil Company | Dec 19, 2000 | Nov 2, 2000 | — | 13,000 |
| 501521-99 | Drill | Maguire Oil Company | Nov 2, 2000 | Nov 2, 2000 | — | 12,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-181147 | — | — | — | — |
| — | — G-4-293617 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 92 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| 7700 Sand | 7,728 | -7,636 |
| 9100 Sand | 9,298 | -9,206 |
| 9100 Sand | 9,300 | -9,208 |
| 9700 Sand | 10,150 | -10,058 |
| 9700' Sand | 10,150 | -10,058 |
| VX5 Sand | 10,590 | -10,498 |
| VicksburgVICKSBURG 6 SAND | 10,750 | -10,658 |
| VX6 Sand | 10,750 | -10,658 |
| Ann Mag (Vicksburg 11 Sand) | 11,950 | -11,858 |
| Lower VX Sand | 11,950 | -11,858 |
| VX10(VICKSBURG Deline SD) | 11,950 | -11,858 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,728 | 7,731 | Perforated |
| 11,996 | 12,009 | Perforated |
| 12,056 | 12,090 | Perforated |
| 12,128 | 12,193 | Perforated |
| 12,230 | 12,281 | Perforated |
| 12,426 | 12,486 | Perforated |
| 12,564 | 12,663 | Perforated |
| 12,564 | 12,673 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.625 | 3,038 | 17.5 | 1,910 S |
| 9.625 | 9,375 | 12.25 | 885 S |
| 5 | 12,455 | 6.5 | 185 S |
| 4.5 | 12,800 | 6.5 | 400 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 | Dec 27, 2022 | Nov 29, 2022 | — |
| 00 | Feb 23, 2018 | Jan 10, 2018 | Yes |
| 00 | May 22, 2017 | Apr 7, 2017 | Yes |
| 00 | Apr 18, 2001 | Feb 16, 2001 | Yes |
| 00 | Mar 12, 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 42-047-31911 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-047-31911 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Perez-Alaniz Deep "A"42-047-31793
1.0 KM · Maguire Oil Company · Section with this well →
| 7200' Sand | 7,290 | -7,194 |
| 7200 Sand | 7,290 | -7,194 |
| 8700 Sand | 8,875 | -8,779 |
| 8700' Sand | 8,875 | -8,779 |
| 9200 Sand | 9,380 | -9,284 |
| 9200' Samd | 9,380 | -9,284 |
| 9700' Sand | 9,980 | -9,884 |
| Vicksburg | 10,914 | -10,818 |
11 TOPS · FIRST 8
Rupp-Chamberlain42-047-32549
1.6 KM · Bluefin Resources LLC · Section with this well →
| 8500 Sand | 8,427 | -8,348 |
| 8700 Sand | 8,600 | -8,521 |
| Vicksburg | — | |
| Miocene (undifferentiated) | — | |
| Catahoula | — | |
| Catahoula | — |
Rupp-Chamberlain A42-047-32553
2.3 KM · Bluefin Resources LLC · Section with this well →
| 7800 Sand | 7,756 | -7,671 |
| 7980 Frio | 7,944 | -7,859 |
| 8500 Sand | 8,549 | -8,464 |
| 8700 Sand | 8,745 | -8,660 |
| Vicksburg | — | |
| Catahoula | — | |
| Catahoula | — | |
| Miocene (undifferentiated) | — |
Sullivan, D. J.42-047-32467
3.5 KM · Tecpetrol Operating LLC · Section with this well →
| 9100 Sand | 9,493 | -9,415 |
| Vicksburg | 11,372 | -11,294 |
| Vicksburg | 11,624 | -11,546 |
| Vicksburg | 12,510 | -12,432 |
| Vicksburg | 12,911 | -12,833 |
Sullivan, D.J.42-047-31846
3.7 KM · Maguire Oil Company · Section with this well →
| 7968' Sand | 7,885 | -7,807 |
| 8167 Sand | 8,520 | -8,442 |
| 8167' Sand | 8,520 | -8,442 |
| 9700 Sand | 9,960 | -9,882 |
| 9700' Sand | 9,960 | -9,882 |
| Vickburg 5 | 11,642 | -11,564 |
| Vicksburg | 11,642 | -11,564 |
| Vicksburg | 11,642 | -11,564 |
11 TOPS · FIRST 8
Sullivan Deep 'C' Gas Unit No. 142-047-32463
3.8 KM · Tecpetrol Operating LLC · Section with this well →
| Vicksburg | 11,600 | -11,526 |
| Vicksburg | 11,600 | -11,526 |
| Vicksburg | 12,594 | -12,520 |
| Vicksburg | 13,116 | -13,042 |
| Vicksburg | 13,116 | -13,042 |
| Vicksburg | 13,306 | -13,232 |
| Vicksburg | — | |
| Catahoula | — |
14 TOPS · FIRST 8
Sullivan, D. J.42-047-32443
3.9 KM · Tecpetrol Operating LLC · Section with this well →
| 9100 Sand | 9,402 | -9,324 |
| Vicksburg | 12,582 | -12,504 |
| Vicksburg | 12,592 | -12,514 |
| Vicksburg | 12,592 | -12,514 |
| Vicksburg | 13,118 | -13,040 |
| Vicksburg | 13,118 | -13,040 |
| Vicksburg | 13,118 | -13,040 |
| Vicksburg | 13,655 | -13,577 |
10 TOPS · FIRST 8
Rupp Deep 'D'42-047-32080
4.0 KM · Maguire Oil Company · Section with this well →
| Tex W Sand | 7,995 | -7,894 |
| Ann Mag Fault | 10,490 | -10,389 |
| VX 7 Sands | 10,560 | -10,459 |
| VX 7 Sand | 10,560 | -10,459 |
| VX7 | 10,560 | -10,459 |
| VX8 | 10,650 | -10,549 |
| VX 8 Sand | 10,650 | -10,549 |
| VX10 | 10,920 | -10,819 |
12 TOPS · FIRST 8
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
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