WELL · 42-227-38433 · DISTRICT 8
MWS Clark Unit #3231
Howard County · Spraberry (Trend Area) field · Vertical
Mws Clark Unit #3231 (API 42-227-38433) is a plugged well in Howard County, plugged January 6, 2023, last operated by Oxy USA Inc..
The RRC has issued one drilling permit (amended once), issued December 17, 2014, permitted to 10,500 ft.
Completion filings report 10 formation tops, including Yates, Seven Rivers, San Andres, Glorieta.
Its lease has reported 25.7K barrels of oil and 92.1K mcf of gas since May 2015, last reporting in July 2026.
Operator of record
Houston, TX · P-5 Y, filed Dec 4, 2025 · 3,316 permits on file · (713) 215-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | OXY USA Inc. |
| Production reports | OXY USA Inc.through Dec 2022 |
| Latest permit | OXY USA Inc.Dec 17, 2014 |
- 10,500
- total depth, ft
- 2
- permits on file
- Dec 17, 2014
- last permit issued
- May 8, 2015
- completed
- 25.7K
- cumulative oil, bbl
- 92.1K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 2015 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 8, 2015
- Shut in
- —
- Plugged
- Jan 6, 2023
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 lease this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| MWS Clark Unit O-10-46730 | Spraberry (Trend Area) | OXY USA Inc. | 1 | 25.7K | 92.1K | May 2015 – Jul 2026 |
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.
- 1OXY USA Inc.May 2015 → Dec 2022
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 801837-98 | Drill | OXY USA Inc. | Sep 2, 2015 | Dec 17, 2014 | Mar 10, 2015 | 10,080 |
| 801837-99 | Drill | Three Rivers Operating Co II LLC | Dec 16, 2014 | Dec 17, 2014 | Mar 10, 2015 | 10,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-46730 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,516 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 775 | 1,741 |
| Seven Rivers | 1,970 | 546 |
| San AndresSAN ANDRES - HIGH FLOWS, H2S, CO | 3,244 | -728 |
| Glorieta | 4,150 | -1,634 |
| Clear ForkCLEARFORK - SEVERE WATER FLOWS | 4,640 | -2,124 |
| Spraberry | 5,793 | -3,277 |
| Leonard | 7,015 | -4,499 |
| Dean | 7,050 | -4,534 |
| Wolfcamp | 7,150 | -4,634 |
| Coleman Junction | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,830 | 10,055 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 11.75 | 1,244 | 14.75 | 800 S |
| 5.5 | 10,080 | 7.875 | 750 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 | Sep 11, 2015 | Jul 7, 2015 | 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 42-227-38433 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-227-38433 → 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/22738433, documented in the API reference.