WELL · 42-329-46729 · DISTRICT 8
Erwin-Todd 39D #4H
Midland County · Spraberry (Trend Area) field · Producing · Horizontal
Erwin-Todd 39d #4H (API 42-329-46729) is a horizontal well in Midland County operated by Pioneer Natural Res. USA Inc., completed August 9, 2024 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 13, 2023, permitted to 8,674 ft.
Completion filings report 10 formation tops, including Santa Rosa, Rustler, Yates, Seven Rivers.
Its lease has reported 453K barrels of oil and 486K mcf of gas since August 2024, last reporting in July 2026.
Operator of record
- Based in
- Spring, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jul 8, 2026
- Permits on file
- 15,628
- Phone
- (972) 444-4001
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 Apr 2026 |
| Latest permit | Pioneer Natural Res. USA, Inc.Dec 13, 2023 |
- 8,674
- total depth, ft
- 1
- permits on file
- Dec 13, 2023
- last permit issued
- Aug 9, 2024
- completed
- 453K
- cumulative oil, bbl
- 486K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2024 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Aug 9, 2024
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
Surface location
32.073844, -101.800778
Permit surface location from the RRC GIS record, in Midland County.
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 |
|---|---|---|---|---|---|---|
| Erwin-Todd 39D O-10-61874 | Spraberry (Trend Area) | Pioneer Natural Res. USA, Inc. | 1 | 453K | 486K | Aug 2024 – Jul 2026 |
Oil, barrels lease total
Last 12 months 136,420 · prior 12 316,235(-57%)
Gas, mcf lease total
Last 12 months 179,707 · prior 12 306,512(-41%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Pioneer Natural Res. USA, Inc.Aug 2024 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 895822-99 | Drill | Pioneer Natural Res. USA, Inc. | Dec 8, 2023 | Dec 13, 2023 | Jan 30, 2024 | 10,177 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Aug 9, 2024 | Erwin-Todd 39D O-10-61874 | Spraberry (Trend Area) | Pioneer Natural Res. USA Inc. | Producing | 8,674 |
Formation tops
As filed on W-2/G-1. Subsea from 2,671 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Santa Rosa | 1,156 | 1,515 |
| Rustler | 1,487 | 1,184 |
| Yates | 2,288 | 383 |
| Seven Rivers | 2,540 | 131 |
| Queen | 3,164 | -493 |
| Grayburg | 3,524 | -853 |
| San AndresSAN ANDRES - HIGH FLOWS, H2S, CO | 3,782 | -1,111 |
| Clear ForkCLEARFORK | 6,051 | -3,380 |
| Spraberry | 7,064 | -4,393 |
| Glorieta | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,852 | 21,903 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,415 | 17.5 | 1,425 S |
| 9.625 | 5,348 | 12.25 | 1,400 S |
| 5.5 | 21,928 | 6.75 | 1,420 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 20, 2024 | Oct 10, 2024 | — |
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 42-329-46729 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-329-46729 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbors, subsea-aligned so they line up regardless of surface terrain.
Erwin-Todd 39E42-329-46730
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,156 | 1,515 |
| Rustler | 1,490 | 1,181 |
| Yates | 2,288 | 383 |
| Seven Rivers | 2,541 | 130 |
| Queen | 3,168 | -497 |
| Grayburg | 3,529 | -858 |
| San Andres | 3,788 | -1,117 |
| Clear Fork | 6,039 | -3,368 |
11 TOPS · FIRST 8
Erwin-Todd 39F42-329-46731
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,156 | 1,515 |
| Rustler | 1,490 | 1,181 |
| Yates | 2,287 | 384 |
| Seven Rivers | 2,542 | 129 |
| Queen | 3,163 | -492 |
| Grayburg | 3,601 | -930 |
| San Andres | 3,782 | -1,111 |
| Clear Fork | 6,041 | -3,370 |
10 TOPS · FIRST 8
Erwin-Todd 39G42-329-46732
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,156 | 1,515 |
| Rustler | 1,508 | 1,163 |
| Yates | 2,289 | 382 |
| Seven Rivers | 2,531 | 140 |
| Queen | 3,169 | -498 |
| Grayburg | 3,530 | -859 |
| San Andres | 3,789 | -1,118 |
| Clear Fork | 6,042 | -3,371 |
10 TOPS · FIRST 8
Erwin-Todd 39B42-329-46727
0.2 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,155 | 1,515 |
| Rustler | 1,493 | 1,177 |
| Yates | 2,294 | 376 |
| Seven Rivers | 2,552 | 118 |
| Queen | 3,195 | -525 |
| Grayburg | 3,528 | -858 |
| San Andres | 3,776 | -1,106 |
| Clear Fork | 6,073 | -3,403 |
10 TOPS · FIRST 8
Erwin-Todd 39A42-329-46726
0.2 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| San Andres | 3,780 | -1,110 |
| Clear Fork | 6,072 | -3,402 |
| Spraberry | 7,078 | -4,408 |
| Spraberry | 8,371 | -5,701 |
| Wolfcamp | 8,563 | -5,893 |
| Atoka | — | |
| Canyon | — | |
| Glorieta | — |
10 TOPS · FIRST 8
Erwin-Todd 39C42-329-46728
0.2 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Rustler | 1,493 | 1,177 |
| Yates | 2,300 | 370 |
| Seven Rivers | 2,554 | 116 |
| Queen | 3,178 | -508 |
| Grayburg | 3,531 | -861 |
| San Andres | 3,784 | -1,114 |
| Clear Fork | 6,058 | -3,388 |
| Spraberry | 7,068 | -4,398 |
10 TOPS · FIRST 8
Erwin-Murray 45T42-329-47320
1.1 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,153 | 1,510 |
| Rustler | 1,470 | 1,193 |
| Yates | 2,298 | 365 |
| Seven Rivers | 2,531 | 132 |
| Queen | 3,179 | -516 |
| Grayburg | 3,653 | -990 |
| San Andres | 3,821 | -1,158 |
| Clear Fork | 6,072 | -3,409 |
10 TOPS · FIRST 8
Erwin-Murray 45S42-329-47316
1.1 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,153 | 1,510 |
| Rustler | 1,434 | 1,229 |
| Yates | 2,291 | 372 |
| Seven Rivers | 2,546 | 117 |
| Queen | 3,188 | -525 |
| Grayburg | 3,670 | -1,007 |
| San Andres | 3,823 | -1,160 |
| Clear Fork | 6,078 | -3,415 |
10 TOPS · FIRST 8
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/32946729, documented in the API reference.