WELL · 42-329-35891 · DISTRICT 8
Armstrong 48 #9
Midland County · Spraberry (Trend Area) field · Shut IN · Vertical
Armstrong 48 #9 (API 42-329-35891) is a well in Midland County operated by Apache Corporation, completed August 30, 2011 and listed as shut in on the RRC schedule, shut in April 1, 2012.
The RRC has issued one drilling permit, issued May 7, 2008, permitted to 10,320 ft.
It was permitted by Pioneer Natural Res. USA, Inc. and has since transferred to Apache Corporation on the wellbore schedule.
Completion filings report 2 formation tops, including Spraberry, Dean.
Its lease has reported 467K barrels of oil and 818K mcf of gas since March 1997, last reporting in July 2026. The lease carries 10 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Pioneer Natural Res. USA, Inc.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Dec 3, 2025
- Permits on file
- 9,756
- Phone
- (713) 954-5500
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Apache Corporation |
| Production reports | Apache Corporationthrough Apr 2020 |
| Latest permit | Pioneer Natural Res. USA, Inc.May 7, 2008 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,320
- total depth, ft
- 1
- permits on file
- May 7, 2008
- last permit issued
- Aug 30, 2011
- completed
- 467K
- cumulative oil, bbl
- 818K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 1997 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Aug 30, 2011
- Shut in
- Apr 1, 2012
- 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; they carry 10 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Armstrong "48" O-10-35272 | Spraberry (Trend Area) | Apache Corporation | 10 | 467K | 818K | Mar 1997 – 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.
- 1Arco PermianMar 1997 → Dec 2001
- 2BP America Production CompanyJan 2002 → Nov 2010
- 3Apache CorporationDec 2010 → Apr 2020
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 656824-99 | Drill | Pioneer Natural Res. USA, Inc. | Mar 6, 2008 | May 7, 2008 | Jul 24, 2008 | 10,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Aug 30, 2011 | Armstrong 48 O-10-35272 | Spraberry (Trend Area) | Apache Corporation | Shut IN · shut in Apr 1, 2012 | 10,320 |
Formation tops
As filed on W-2/G-1. Subsea from 2,868 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,910 | 7,918 | Perforated |
| 8,652 | 8,715 | Perforated |
| 9,204 | 9,278 | Perforated |
| 9,348 | 9,396 | Perforated |
| 9,492 | 9,571 | Perforated |
| 9,634 | 9,749 | Perforated |
| 9,861 | 9,966 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 353 | 11 | 250 S |
| 4.5 | 10,320 | 7.875 | 850 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 | May 9, 2016 | May 4, 2016 | — |
| 00 | Feb 25, 2009 | Jan 14, 2009 | Yes |
| 00 | Feb 12, 2009 | — | — |
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 42-329-35891 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-329-35891 → 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/32935891, documented in the API reference.