TEXAS · WELLS · STERLING COUNTY · MCDONALD LEASE · API 42-431-33266 · DISTRICT 7B
McDonald #171
Sterling County · Spraberry (Trend Area) field · Shut In · Vertical
Mcdonald #171 (API 42-431-33266) is a well in Sterling County operated by Southwest Royalties Inc., completed July 22, 2009 and listed as shut in on the RRC schedule, shut in December 1, 2010.
The RRC has issued one drilling permit, issued February 27, 2009, permitted to 7,800 ft.
It was permitted by Williams, Clayton Energy, Inc. and has since transferred to Southwest Royalties Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Clear Fork, U Wolfcamp, L Wolfcamp, B Woffcamp/T. Penn.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Williams, Clayton Energy, Inc.; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jan 6, 2026
- Permits on file
- 497
- Phone
- (432) 685-9038
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Southwest Royalties Inc. |
| Production reports | none |
| Latest permit | Williams, Clayton Energy, Inc.Feb 27, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,800
- total depth, ft
- 1
- permits on file
- Feb 27, 2009
- last permit issued
- Jul 22, 2009
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 22, 2009
- Shut in
- Dec 1, 2010
- 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 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 |
|---|---|---|---|---|---|---|
| McDonald O-10-42045 | Spraberry (Trend Area) | Southwest Royalties, Inc. | 1 | 0 | 0 | Nov 2010 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 678908-99 | Drill | Williams, Clayton Energy, Inc. | Feb 25, 2009 | Feb 27, 2009 | Mar 16, 2009 | 8,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 22, 2009 | McDonald O-10-42045 | Spraberry (Trend Area) | Southwest Royalties Inc. | Shut In · shut in Dec 1, 2010 | 7,800 |
Formation tops
As filed on W-2/G-1. Subsea from 2,560 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Clear ForkCLEARFORK | 3,527 | -967 |
| U Wolfcamp | 4,570 | -2,010 |
| L Wolfcamp | 6,245 | -3,685 |
| B Woffcamp/T. Penn | 7,616 | -5,056 |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,069 | 11 | 400 S |
| 5.5 | 7,800 | 7.875 | 520 S |
| 5.5 | — | 7.875 | 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 11, 2012 | Oct 14, 2011 | 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 42-431-33266 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-431-33266 → 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/43133266, documented in the API reference.