WELL · 42-475-35531 · DISTRICT 8
Monroe 34-221 #1H
Ward County · Sandbar (Bone Spring) field · Producing · Horizontal
Monroe 34-221 #1H (API 42-475-35531) is a horizontal well in Ward County operated by Permian Resources Operating LLC, completed May 10, 2010 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits (amended once) between 2010 and 2017, permitted to 11,257 ft.
It was permitted by Anadarko E&P Onshore LLC and has since transferred to Permian Resources Operating LLC on the wellbore schedule.
Completion filings report 5 formation tops, including Cherry Canyon, Bell Canyon, Brushy Canyon, Bone Spring.
Its 2 leases have reported 433K barrels of oil and 720K mcf of gas since May 2010, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Permian Resources Operating LLC
Permitted by Anadarko E&P Onshore LLC; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Nov 25, 2025
- Permits on file
- 608
- Phone
- (432) 695-4222
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 LLCFeb 3, 2017 |
- 11,257
- total depth, ft
- 3
- permits on file
- Feb 3, 2017
- last permit issued
- May 10, 2010
- completed
- 433K
- cumulative oil, bbl
- 720K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- May 10, 2010
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 |
|---|---|---|---|---|---|---|
| Monroe 34-221 O-10-48235 | Sandbar (Bone Spring) | Anadarko E&P Onshore LLC | 1 | 108K | 177K | Nov 2016 – Jul 2026 |
| Monroe 34-221 O-10-40154 | Phantom (Wolfcamp) | Anadarko E&P Onshore LLC | 1 | 325K | 543K | May 2010 – Mar 2017 |
Oil, barrels lease total
Last 12 months 7,626 · prior 12 4,682(+63%)
Gas, mcf lease total
Last 12 months 7,040 · prior 12 7,752(-9%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Anadarko Petroleum CorporationMay 2010 → Mar 2013
- 2Anadarko E&P Onshore LLCApr 2013 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 822569-99 | Field transfer | Anadarko E&P Onshore LLC | Jan 27, 2017 | Feb 3, 2017 | Feb 22, 2010 | 16,000 |
| 689665-98 | Drill | Anadarko Petroleum Corporation | Feb 3, 2010 | Jan 20, 2010 | Feb 22, 2010 | 16,000 |
| 689665-99 | Drill | Anadarko Petroleum Corporation | Jan 12, 2010 | Jan 20, 2010 | Feb 19, 2010 | 16,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| May 10, 2010 | Monroe 34-221 O-10-48235 | Sandbar (Bone Spring) | Permian Resources Operating LLC | Producing | 11,257 |
| May 10, 2010 | Monroe 34-221 O-10-40154 | Phantom (Wolfcamp) | Anadarko E&P Onshore LLC | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,700 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Cherry Canyon | 3,120 | -420 |
| Cherry Canyon | 3,210 | -510 |
| Bell Canyon | 4,965 | -2,265 |
| Brushy Canyon | 7,215 | -4,515 |
| Bone SpringBONE SPRING 1 | 9,338 | -6,638 |
| Bone SpringBONESPRING 1 | 9,338 | -6,638 |
| Bone SpringBONE SPRING 2 | 10,082 | -7,382 |
| Bone SpringBONESPRING 2 | 10,082 | -7,382 |
| Bone Spirng 3 | 10,919 | -8,219 |
| Bone SpringBONESPRING 3 | 10,919 | -8,219 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,882 | 15,150 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 4,990 | 12.25 | 2,165 S |
| 7 | 11,580 | 8.75 | 735 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 | Feb 27, 2017 | Feb 7, 2017 | — |
| 00 | Sep 16, 2010 | Jun 18, 2010 | 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 42-475-35531 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-475-35531 → 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/47535531, documented in the API reference.