WELL · 42-135-41270 · DISTRICT 8
Vaughan-Lenn 36 #1
Ector County · Sallie Ann (Spraberry-Wolfcamp) field · Shut IN · Vertical
Vaughan-Lenn 36 #1 (API 42-135-41270) is a well in Ector County operated by Pioneer Natural Res. USA Inc., completed January 17, 2012 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit, issued August 2, 2011, permitted to 10,700 ft.
Completion filings report 5 formation tops, including U Spby, L Spby, Dean, Wolfcamp.
Its lease has reported 155K barrels of oil and 172K mcf of gas since January 2012, last reporting in July 2026. The lease carries 6 wells, so these are lease totals, not this well alone.
Operator of record
Spring, TX · P-5 Y, filed May 4, 2026 · 15,619 permits on file · (972) 598-8150
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Pioneer Natural Res. USA Inc. |
| Production reports | Pioneer Natural Res. USA, Inc.through Jun 2021 |
| Latest permit | Pioneer Natural Res. USA, Inc.Aug 2, 2011 |
- 10,700
- total depth, ft
- 1
- permits on file
- Aug 2, 2011
- last permit issued
- Jan 17, 2012
- completed
- 155K
- cumulative oil, bbl
- 172K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2012 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 17, 2012
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 6 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Vaughan-Lenn "36" O-10-42700 | Sallie Ann (Spraberry-Wolfcamp) | Pioneer Natural Res. USA, Inc. | 6 | 155K | 172K | Jan 2012 – 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.
- 1Pioneer Natural Res. USA, Inc.Jan 2012 → Jun 2021
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 721080-99 | Drill | Pioneer Natural Res. USA, Inc. | Jul 27, 2011 | Aug 2, 2011 | Sep 30, 2011 | 10,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-42700 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,970 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,873 | 8,908 | Perforated |
| 9,066 | 9,955 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,516 | 11 | 565 S |
| 4.5 | 10,312 | 7.875 | 1,080 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 | Jun 3, 2013 | Apr 12, 2012 | 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 42-135-41270 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-41270 → 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/13541270, documented in the API reference.