WELL · 42-227-36558 · DISTRICT 8
Wilkinson Ranch 15 #1 R
Howard County · Spraberry (Trend Area) field · Vertical
Wilkinson Ranch 15 #1 R (API 42-227-36558) is a plugged well in Howard County, plugged August 4, 2016, last operated by Oxyrock Operating LLC.
The RRC has issued one drilling permit, issued December 23, 2010, permitted to 11,000 ft.
It was permitted by Crownquest Operating, LLC and has since transferred to Oxyrock Operating LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Spraberry, Strawn, Mississippian.
Its lease has reported 69.2K barrels of oil and 389K mcf of gas since February 2011, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Crownquest Operating, LLC; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Apr 22, 2026
- Permits on file
- 392
- Phone
- (713) 215-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Oxyrock Operating LLC |
| Production reports | Oxyrock Operating, LLCthrough Apr 2026 |
| Latest permit | Crownquest Operating, LLCDec 23, 2010 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,000
- total depth, ft
- 1
- permits on file
- Dec 23, 2010
- last permit issued
- Aug 8, 2014
- completed
- 69.2K
- cumulative oil, bbl
- 389K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Feb 2011 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 8, 2014
- Shut in
- —
- Plugged
- Aug 4, 2016
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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Wilkinson Ranch 15 O-10-41023 | Spraberry (Trend Area) | Oxyrock Operating, LLC | 2 | 69.2K | 389K | Feb 2011 – Jul 2026 |
Oil, barrels lease total
Last 12 months 4,276 · prior 12 8,909(-52%)
Gas, mcf lease total
Last 12 months 7,135 · prior 12 6,644(+7%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Crownquest Operating, LLCFeb 2011 → Jun 2024
- 2Oxyrock Operating, LLCAug 2024 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 707537-99 | Drill | Crownquest Operating, LLC | Dec 22, 2010 | Dec 23, 2010 | Dec 23, 2010 | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-41023 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,465 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Spraberry | 7,140 | -4,675 |
| Strawn | 9,580 | -7,115 |
| Mississippian | 9,998 | -7,533 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,140 | 10,159 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 249 | 17.5 | 250 S |
| 8.625 | 4,389 | 11 | 900 S |
| 5.5 | 10,520 | 7.875 | 1,550 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 | Oct 29, 2014 | Oct 20, 2014 | — |
| 00 | Dec 29, 2011 | Apr 19, 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 42-227-36558 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-227-36558 → 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/22736558, documented in the API reference.