WELL · 42-317-42756 · DISTRICT 8
Strain Ranch 12-1-E #4109H
Martin County · Spraberry (Trend Area) field · Producing · Horizontal
Strain Ranch 12-1-E #4109H (API 42-317-42756) is a horizontal well in Martin County operated by Pioneer Natural Res. USA Inc., completed January 15, 2021 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 17, 2019, permitted to 9,550 ft.
It was permitted by Parsley Energy Operations, LLC and has since transferred to Pioneer Natural Res. USA Inc. on the wellbore schedule.
Completion filings report 10 formation tops, including San Andres, Clear Fork, Spraberry, Dean.
Its lease has reported 819K barrels of oil and 1.92M mcf of gas since January 2021, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Parsley Energy Operations, LLC; 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 Apr 2026 |
| Latest permit | Parsley Energy Operations, LLCDec 17, 2019 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,550
- total depth, ft
- 1
- permits on file
- Dec 17, 2019
- last permit issued
- Jan 15, 2021
- completed
- 819K
- cumulative oil, bbl
- 1.92M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2021 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 15, 2021
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
32.254637, -101.814809
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Martin 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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Strain Ranch 12-1-E O-10-55521 | Spraberry (Trend Area) | Pioneer Natural Res. USA, Inc. | 2 | 819K | 1.92M | Jan 2021 – Jul 2026 |
Oil, barrels lease total
Last 12 months 53,422 · prior 12 66,222(-19%)
Gas, mcf lease total
Last 12 months 255,725 · prior 12 309,067(-17%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Parsley Energy Operations, LLCJan 2021 → Jan 2021
- 2Pioneer Natural Res. USA, Inc.Mar 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 859918-99 | Drill | Parsley Energy Operations, LLC | Dec 12, 2019 | Dec 17, 2019 | Jan 20, 2020 | 9,550 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-55521 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,766 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H | 3,586 | -820 |
| Clear ForkCLEARFORK | 5,861 | -3,095 |
| Spraberry | 7,150 | -4,384 |
| Dean | 8,492 | -5,726 |
| Wolfcamp | 8,694 | -5,928 |
| Cisco | — | — |
| Grayburg | — | — |
| Queen | — | — |
| Santa Rosa | — | — |
| Yates | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,334 | 19,637 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,741 | 17.5 | 1,425 S |
| 9.625 | 8,191 | 12.25 | 970 S |
| 5.5 | 19,734 | 8.5 | 2,820 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 | Mar 25, 2021 | Mar 19, 2021 | 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 42-317-42756 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-42756 → 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.
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 neighbours, subsea-aligned so they line up regardless of surface terrain.
Strain Ranch 12-1-E42-317-42757
0.0 KM · Parsley Energy Operations, LLC · Section with this well →
| San Andres | 3,575 | -809 |
| Clear Fork | 5,861 | -3,095 |
| Spraberry | 7,148 | -4,382 |
| Cisco | — | |
| Yates | — | |
| Wolfcamp | — | |
| Santa Rosa | — | |
| Queen | — |
10 TOPS · FIRST 8
Strain Ranch 12-1-F42-317-42758
0.2 KM · Parsley Energy Operations, LLC · Section with this well →
| San Andres | 3,572 | -808 |
| Clear Fork | 5,852 | -3,088 |
| Spraberry | 7,147 | -4,383 |
| Dean | 8,479 | -5,715 |
| Wolfcamp | 8,719 | -5,955 |
| Pennsylvanian | — | |
| Grayburg | — | |
| Cisco | — |
10 TOPS · FIRST 8
Strain Ranch 12-1-F42-317-42759
0.2 KM · Parsley Energy Operations, LLC · Section with this well →
| San Andres | 3,572 | -808 |
| Spraberry | 7,146 | -4,382 |
| Dean | 8,489 | -5,725 |
| Wolfcamp | 8,688 | -5,924 |
| Yates | — | |
| Cisco | — | |
| Grayburg | — | |
| Pennsylvanian | — |
10 TOPS · FIRST 8
Strain Ranch 12-1-F42-317-42760
0.2 KM · Parsley Energy Operations, LLC · Section with this well →
| San Andres | 3,572 | -808 |
| Spraberry | 7,141 | -4,377 |
| Santa Rosa | — | |
| Queen | — | |
| Pennsylvanian | — | |
| Grayburg | — | |
| Dean | — | |
| Cisco | — |
10 TOPS · FIRST 8
Strain Ranch 12-1-D42-317-41753
0.5 KM · Parsley Energy Operations, LLC · Section with this well →
| San Andres | 3,665 | -887 |
| Clear Fork | 5,880 | -3,102 |
| Spraberry | 7,156 | -4,378 |
| Dean | 8,512 | -5,734 |
| Wolfcamp | 8,717 | -5,939 |
| Santa Rosa | — | |
| Grayburg | — | |
| Queen | — |
10 TOPS · FIRST 8
Strain Ranch 12-1-B42-317-41749
0.5 KM · Parsley Energy Operations, LLC · Section with this well →
| San Andres | 3,661 | -883 |
| Spraberry | 7,121 | -4,343 |
| Dean | 8,530 | -5,752 |
| Wolfcamp | 8,719 | -5,941 |
| Queen | — | |
| Yates | — | |
| Santa Rosa | — | |
| Pennsylvanian | — |
10 TOPS · FIRST 8
Strain Ranch 12-1-C42-317-41752
0.5 KM · Parsley Energy Operations, LLC · Section with this well →
| Rustler | 1,727 | 1,051 |
| Queen | — | |
| Fusselman | — | |
| Santa Rosa | — | |
| Silurian (undifferentiated) | — | |
| Strawn | — | |
| Yates | — | |
| Devonian | — |
10 TOPS · FIRST 8
Strain Ranch 12-1-C42-317-42744
0.6 KM · Parsley Energy Operations, LLC · Section with this well →
| San Andres | 4,584 | -1,807 |
| Spraberry | 7,181 | -4,404 |
| Wolfcamp | — | |
| Cisco | — | |
| Pennsylvanian | — | |
| Santa Rosa | — | |
| Grayburg | — | |
| Queen | — |
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/31742756, documented in the API reference.