WELL · 42-329-30822 · DISTRICT 8
Preston Spraberry Unit #2004
Midland County · Spraberry (Trend Area) field · Vertical
Preston Spraberry Unit #2004 (API 42-329-30822) is a plugged well in Midland County, plugged April 4, 2019, last operated by Pioneer Natural Res. USA Inc..
The RRC has issued one drilling permit, issued February 20, 1979, permitted to 8,100 ft.
It was permitted by Mobil Oil Corporation and has since transferred to Pioneer Natural Res. USA Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Yates, Grayburg, San Andres, Spraberry.
Its lease has reported 17.8M barrels of oil and 54.3M mcf of gas since January 1993, last reporting in July 2026. The lease carries 391 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Mobil Oil Corporation; the EWA schedule now lists a different operator.
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 Feb 2026 |
| Latest permit | Mobil Oil CorporationFeb 20, 1979 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,100
- total depth, ft
- 1
- permits on file
- Feb 20, 1979
- last permit issued
- Jun 16, 2017
- completed
- 17.8M
- cumulative oil, bbl
- 54.3M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 16, 2017
- Shut in
- —
- Plugged
- Apr 4, 2019
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 391 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Preston Spraberry Unit O-10-18551 | Spraberry (Trend Area) | Pioneer Natural Res. USA, Inc. | 391 | 17.8M | 54.3M | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 84,304 · prior 12 181,969(-54%)
Gas, mcf lease total
Last 12 months 435,059 · prior 12 736,247(-41%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Parker & Parsley Development Co.Jan 1993 → Feb 1995
- 2Parker & Parsley Development L.PMar 1995 → Aug 1997
- 3Pioneer Natural Res. USA, Inc.Sep 1997 → Feb 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 42877-99 | Drill | Mobil Oil Corporation | Feb 20, 1979 | Feb 20, 1979 | Feb 21, 1979 | 8,100 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-18551 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,705 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,393 | 312 |
| Grayburg | 3,813 | -1,108 |
| San Andres | 4,038 | -1,333 |
| SpraberryUPPER SPRABERRY | 7,115 | -4,410 |
| SpraberryLOWER SPRABERRY | 7,548 | -4,843 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,115 | 7,477 | Perforated |
| 7,689 | 8,046 | Perforated |
| 7,689 | 8,052 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 422 | 12.25 | 300 S |
| 8.625 | 422 | — | — |
| 2.375 | 7,558 | — | — |
| 5.5 | 8,100 | 7.625 | 2,750 S |
| 5.5 | 8,100 | — | — |
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 | Jul 25, 2018 | Jul 17, 2018 | — |
| 00 | Jun 18, 1986 | Jun 5, 1986 | — |
| 00 | Jan 12, 1984 | Sep 12, 1979 | — |
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 42-329-30822 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-329-30822 → 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/32930822, documented in the API reference.