WELL · 42-475-37475 · DISTRICT 8
Alcatraz State 34-141 Unit #4H
Ward County · Phantom (Wolfcamp) field · Producing · Horizontal
Alcatraz State 34-141 Unit #4H (API 42-475-37475) is a horizontal well in Ward County operated by Anadarko E&P Onshore LLC, completed June 24, 2019 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued March 1, 2018, permitted to 12,900 ft.
Completion filings report 13 formation tops, including Rustler, Delaware, Cherry Canyon, Bone Spring.
Its lease has reported 2.68M barrels of oil and 4.24M mcf of gas since August 2017, last reporting in July 2026. The lease carries 4 wells, so these are lease totals, not this well alone.
Operator of record
Houston, TX · P-5 Y, filed Sep 4, 2025 · 4,574 permits on file · (713) 215-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Anadarko E&P Onshore LLC |
| Production reports | Anadarko E&P Onshore LLCthrough Apr 2026 |
| Latest permit | Anadarko E&P Onshore LLCMar 1, 2018 |
- 12,900
- total depth, ft
- 1
- permits on file
- Mar 1, 2018
- last permit issued
- Jun 24, 2019
- completed
- 2.68M
- cumulative oil, bbl
- 4.24M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2017 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 24, 2019
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
31.471400, -103.296283
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Ward County.
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; they carry 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Alcatraz State 34-141 Unit O-10-49585 | Phantom (Wolfcamp) | Anadarko E&P Onshore LLC | 4 | 2.68M | 4.24M | Aug 2017 – Jul 2026 |
Oil, barrels lease total
Last 12 months 138,349 · prior 12 131,841(+5%)
Gas, mcf lease total
Last 12 months 427,076 · prior 12 372,854(+15%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Anadarko E&P Onshore LLCNov 2017 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 836954-99 | Drill | Anadarko E&P Onshore LLC | Feb 28, 2018 | Mar 1, 2018 | May 27, 2018 | 12,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-49585 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,715 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 886 | 1,829 |
| Delaware | 5,146 | -2,431 |
| Cherry Canyon | 6,055 | -3,340 |
| Bone SpringBONE SPRINGS | 8,352 | -5,637 |
| Wolfcamp | 11,160 | -8,445 |
| Clear ForkCLEARFORK | — | — |
| Glorieta | — | — |
| Holt | — | — |
| Queen | — | — |
| San AndresSAN ANDRES - HIGH FLOWS, H2S, CO | — | — |
| San AndresSAN ANDRES-HIGH FLOWS, H2S, CORR | — | — |
| Seven Rivers | — | — |
| Tubb | — | — |
| Yates | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,671 | 21,009 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 5,035 | 12.25 | 2,815 S |
| 7 | 11,522 | 8.75 | 847 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 | Apr 14, 2020 | Dec 30, 2019 | Yes |
| 00 | Jul 24, 2019 | Mar 22, 2019 | — |
| 00 | Jan 31, 2019 | Dec 19, 2018 | Yes |
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 42-475-37475 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-475-37475 → 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.
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.
Alcatraz State 34-141 Unit42-475-37474
0.0 KM · Anadarko E&P Onshore LLC · Section with this well →
| Rustler | 886 | 1,828 |
| Delaware | 5,146 | -2,432 |
| Bone Spring | 8,352 | -5,638 |
| Wolfcamp | 11,158 | -8,444 |
| Clear Fork | — | |
| Yates | — | |
| Tubb | — | |
| Seven Rivers | — |
13 TOPS · FIRST 8
Alcatraz State 34-141 Unit42-475-37477
0.0 KM · Anadarko E&P Onshore LLC · Section with this well →
| Rustler | 886 | 1,827 |
| Delaware | 5,146 | -2,433 |
| Cherry Canyon | 6,055 | -3,342 |
| Bone Spring | 8,352 | -5,639 |
| Wolfcamp | 11,156 | -8,443 |
| San Andres | — | |
| Queen | — | |
| Holt | — |
14 TOPS · FIRST 8
Sage State 34-141 Unit42-475-37473
0.6 KM · Anadarko E&P Onshore LLC · Section with this well →
| Rustler | 832 | 1,848 |
| Delaware | 5,119 | -2,439 |
| Cherry Canyon | 6,028 | -3,348 |
| Bone Spring | 8,323 | -5,643 |
| Wolfcamp | 11,128 | -8,448 |
| Tubb | — | |
| Yates | — | |
| Clear Fork | — |
13 TOPS · FIRST 8
Sage State 34-141 Unit42-475-37472
0.6 KM · Anadarko E&P Onshore LLC · Section with this well →
| Rustler | 832 | 1,848 |
| Delaware | 5,119 | -2,439 |
| Cherry Canyon | 6,028 | -3,348 |
| Bone Spring | 8,323 | -5,643 |
| Wolfcamp | 11,127 | -8,447 |
| Yates | — | |
| Queen | — | |
| San Andres | — |
14 TOPS · FIRST 8
Sage State 34-141 Unit42-475-37304
0.9 KM · Anadarko E&P Onshore LLC · Section with this well →
| Rustler | 832 | 1,849 |
| Delaware | 5,119 | -2,438 |
| Bone Spring | 8,323 | -5,642 |
| Wolfcamp | 11,135 | -8,454 |
| Glorieta | — | |
| Clear Fork | — | |
| Holt | — | |
| Montoya | — |
13 TOPS · FIRST 8
Chili Pepper 34-137 Unit42-475-37629
2.0 KM · Anadarko E&P Onshore LLC · Section with this well →
| Rustler | 570 | 2,056 |
| Delaware | 5,068 | -2,442 |
| Yates | — | |
| Glorieta | — | |
| Clear Fork | — | |
| Tubb | — | |
| Seven Rivers | — | |
| San Andres | — |
10 TOPS · FIRST 8
Queso 34-153 Unit42-475-37437
2.2 KM · Anadarko E&P Onshore LLC · Section with this well →
| Rustler | 897 | 1,758 |
| Delaware | 5,037 | -2,382 |
| Queen | — | |
| Clear Fork | — | |
| Glorieta | — | |
| Holt | — | |
| San Andres | — | |
| Yates | — |
10 TOPS · FIRST 8
Queso 34-153 Unit42-475-37436
2.2 KM · Anadarko E&P Onshore LLC · Section with this well →
| Rustler | 897 | 1,758 |
| Delaware | 5,037 | -2,382 |
| Seven Rivers | — | |
| San Andres | — | |
| Clear Fork | — | |
| Queen | — | |
| Yates | — | |
| Tubb | — |
10 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
Developers: this page as JSON is GET /v1/data/wells/47537475, documented in the API reference.