WELL · 42-329-43107 · DISTRICT 8
Locklar-Hill 26U Unit #10H
Midland County · Spraberry (Trend Area) field · Producing · Horizontal
Locklar-Hill 26u Unit #10H (API 42-329-43107) is a horizontal well in Midland County operated by Pioneer Natural Res. USA Inc., completed October 18, 2019 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued January 25, 2019, permitted to 9,446 ft.
Completion filings report 9 formation tops, including Santa Rosa, Yates, Seven Rivers, Queen.
Its lease has reported 1.54M barrels of oil and 3.73M mcf of gas since October 2019, last reporting in July 2026. The lease carries 3 wells, so these are lease totals, not this well alone.
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.Jan 25, 2019 |
- 9,446
- total depth, ft
- 2
- permits on file
- Jan 25, 2019
- last permit issued
- Oct 18, 2019
- completed
- 1.54M
- cumulative oil, bbl
- 3.73M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2019 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 18, 2019
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
Surface location
31.926567, -102.054934
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; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Locklar-Hill 26U Unit O-10-53221 | Spraberry (Trend Area) | Pioneer Natural Res. USA, Inc. | 3 | 1.54M | 3.73M | Oct 2019 – Jul 2026 |
Gas, mcf lease total
Last 12 months 478,256 · prior 12 410,944(+16%)
Oil, barrels lease total
Last 12 months 57,633 · prior 12 60,615(-5%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Pioneer Natural Res. USA, Inc.Oct 2019 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 849106-98 | Drill | Pioneer Natural Res. USA, Inc. | Sep 25, 2023 | Jan 25, 2019 | Feb 25, 2019 | 9,650 |
| 849106-99 | Drill | Pioneer Natural Res. USA, Inc. | Jan 23, 2019 | Jan 25, 2019 | Feb 25, 2019 | 9,550 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Oct 18, 2019 | Locklar-Hill 26U Unit O-10-53221 | Spraberry (Trend Area) | Pioneer Natural Res. USA Inc. | Producing | 9,446 |
Formation tops
As filed on W-2/G-1. Subsea from 2,808 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Santa Rosa | 1,088 | 1,720 |
| Yates | 2,750 | 58 |
| Seven Rivers | 3,045 | -237 |
| Queen | 3,814 | -1,006 |
| Grayburg | 4,365 | -1,557 |
| San AndresSAN ANDRES - HIGH FLOWS, H2S, CO | 4,489 | -1,681 |
| Clear ForkCLEARFORK | 6,918 | -4,110 |
| Spraberry | 7,785 | -4,977 |
| SpraberrySPRABERRY UPPER-DEAN | 9,143 | -6,335 |
| Glorieta | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,662 | 19,384 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,618 | 17.5 | 1,590 S |
| 9.625 | 6,096 | 12.25 | 1,115 S |
| 5.5 | 19,430 | 6.75 | 1,005 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 | Oct 20, 2023 | Sep 6, 2023 | — |
| 00 | Mar 27, 2020 | Dec 18, 2019 | 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 42-329-43107 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-329-43107 → 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.
Locklar-Hill 26L Unit42-329-43110
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,093 | 1,715 |
| Yates | 2,751 | 57 |
| Seven Rivers | 3,049 | -241 |
| Queen | 3,798 | -990 |
| Grayburg | 4,358 | -1,550 |
| San Andres | 4,493 | -1,685 |
| Clear Fork | 6,915 | -4,107 |
| Spraberry | 7,779 | -4,971 |
10 TOPS · FIRST 8
Locklar-Hill 26L Unit42-329-43109
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,091 | 1,717 |
| Yates | 2,744 | 64 |
| Seven Rivers | 3,050 | -242 |
| Queen | 3,821 | -1,013 |
| Grayburg | 4,380 | -1,572 |
| San Andres | 4,489 | -1,681 |
| Clear Fork | 5,917 | -3,109 |
| Spraberry | 7,785 | -4,977 |
10 TOPS · FIRST 8
Locklar-Hill 26U Unit42-329-43108
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,094 | 1,714 |
| Yates | 2,749 | 59 |
| Seven Rivers | 3,049 | -241 |
| Queen | 3,795 | -987 |
| Grayburg | 4,354 | -1,546 |
| San Andres | 4,486 | -1,678 |
| Clear Fork | 6,913 | -4,105 |
| Spraberry | 7,778 | -4,970 |
10 TOPS · FIRST 8
Locklar-Hill 26U Unit42-329-43106
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,086 | 1,722 |
| Yates | 2,751 | 57 |
| Seven Rivers | 3,053 | -245 |
| Queen | 3,825 | -1,017 |
| Grayburg | 4,382 | -1,574 |
| San Andres | 4,479 | -1,671 |
| Clear Fork | 6,921 | -4,113 |
| Spraberry | 7,788 | -4,980 |
10 TOPS · FIRST 8
Locklar-Hill 26L Unit42-329-43111
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,096 | 1,711 |
| Yates | 2,751 | 56 |
| Seven Rivers | 3,043 | -236 |
| Queen | 3,815 | -1,008 |
| Grayburg | 4,365 | -1,558 |
| San Andres | 4,480 | -1,673 |
| Clear Fork | 6,918 | -4,111 |
| Spraberry | 7,780 | -4,973 |
10 TOPS · FIRST 8
Locklar-Bonnie 26S42-329-45888
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,093 | 1,715 |
| Rustler | 1,697 | 1,111 |
| Yates | 2,741 | 67 |
| Seven Rivers | 3,056 | -248 |
| Queen | 3,856 | -1,048 |
| Grayburg | 4,378 | -1,570 |
| San Andres | 4,502 | -1,694 |
| Clear Fork | 6,920 | -4,112 |
10 TOPS · FIRST 8
Arick-Simms 26D42-329-45843
0.8 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,045 | 1,753 |
| Rustler | 1,713 | 1,085 |
| Yates | 2,745 | 53 |
| Seven Rivers | 3,062 | -264 |
| Queen | 3,762 | -964 |
| Grayburg | 4,286 | -1,488 |
| San Andres | 4,444 | -1,646 |
| Clear Fork | 6,900 | -4,102 |
10 TOPS · FIRST 8
Arick-Simms 26E42-329-45844
0.8 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Santa Rosa | 1,045 | 1,753 |
| Rustler | 1,713 | 1,085 |
| Yates | 2,747 | 51 |
| Seven Rivers | 3,053 | -255 |
| Queen | 3,758 | -960 |
| Grayburg | 4,283 | -1,485 |
| San Andres | 4,441 | -1,643 |
| Clear Fork | 6,896 | -4,098 |
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/32943107, documented in the API reference.