WELL · 42-329-31811 · DISTRICT 8
Spraberry Trend Prospects -A- #1
Midland County · Spraberry (Trend Area) field · Vertical
Spraberry Trend Prospects -A- #1 (API 42-329-31811) is a plugged well in Midland County, plugged December 7, 2024, last operated by Extex Operating Company.
The RRC has issued one drilling permit, issued February 4, 1987, permitted to 9,200 ft.
It was permitted by Marienfeld Exploration and has since transferred to Extex Operating Company on the wellbore schedule.
Completion filings report 4 formation tops, including San Andres, Spraberry, Dean, Wolfcamp.
Its lease has reported 128K barrels of oil and 120K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Marienfeld Exploration; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Nov 4, 2025 · 117 permits on file · (713) 870-4327
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Extex Operating Company |
| Production reports | Extex Operating Companythrough Dec 2024 |
| Latest permit | Marienfeld ExplorationFeb 4, 1987 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,200
- total depth, ft
- 1
- permits on file
- Feb 4, 1987
- last permit issued
- Oct 9, 1987
- completed
- 128K
- cumulative oil, bbl
- 120K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 9, 1987
- Shut in
- —
- Plugged
- Dec 7, 2024
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 |
|---|---|---|---|---|---|---|
| Spraberry Trend Prospects -A- O-10-31482 | Spraberry (Trend Area) | Extex Operating Company | 1 | 128K | 120K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 0 · prior 12 3(-100%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Texakoma Oil & Gas CorporationJan 1993 → Dec 1998
- 2TSF OperatingFeb 1999 → May 2007
- 3Legacy Reserves Operating LPJun 2007 → Oct 2020
- 4Extex Operating CompanyJul 2021 → Dec 2024
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 326152-99 | Drill | Marienfeld Exploration | Feb 4, 1987 | Feb 4, 1987 | — | 9,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-31482 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,628 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| San Andres | 4,110 | -1,482 |
| SpraberryUPPER SPRABERRY | 7,142 | -4,514 |
| SpraberryLOWER SPRABERRY | 7,980 | -5,352 |
| Dean | 8,492 | -5,864 |
| Wolfcamp | 8,710 | -6,082 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,163 | 7,328 | Perforated |
| 7,945 | 8,056 | Perforated |
| 8,557 | 8,782 | Perforated |
| 8,931 | 9,166 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 435 | 17.5 | 500 S |
| 8.625 | 3,160 | 11 | 700 S |
| 5.5 | 9,300 | 7.875 | 1,060 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 | Nov 23, 1987 | Oct 30, 1987 | Yes |
| 00 | Nov 16, 1987 | — | — |
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 42-329-31811 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-329-31811 → 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/32931811, documented in the API reference.