WELL · 42-461-41935 · DISTRICT 7
UL Willie D #4H
Upton County · Spraberry (Trend Area) field · Producing · Horizontal
UL Willie D #4H (API 42-461-41935) is a horizontal well in Upton County operated by Civitas Permian Operating LLC, completed August 6, 2022 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued November 15, 2021, permitted to 9,250 ft.
It was permitted by Hibernia Resources Iii, LLC and has since transferred to Civitas Permian Operating LLC on the wellbore schedule.
Completion filings report 9 formation tops, including Yates, Grayburg, San Andres, Spraberry.
Its lease has reported 265K barrels of oil and 953K mcf of gas since April 2022, last reporting in July 2026.
Operator of record
Permitted by Hibernia Resources III, LLC; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Oct 21, 2025
- Permits on file
- 477
- Phone
- (303) 861-8140
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Civitas Permian Operating LLC |
| Production reports | Civitas Permian Operating, LLCthrough Mar 2026 |
| Latest permit | Hibernia Resources III, LLCNov 15, 2021 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,250
- total depth, ft
- 1
- permits on file
- Nov 15, 2021
- last permit issued
- Aug 6, 2022
- completed
- 265K
- cumulative oil, bbl
- 953K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2022 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Aug 6, 2022
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
Surface location
31.274612, -101.879512
Permit surface location from the RRC GIS record, in Upton 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 |
|---|---|---|---|---|---|---|
| UL Willie D O-9-21750 | Spraberry (Trend Area) | Civitas Permian Operating, LLC | 1 | 265K | 953K | Apr 2022 – Jul 2026 |
Oil, barrels lease total
Last 12 months 18,550 · prior 12 29,205(-36%)
Gas, mcf lease total
Last 12 months 55,197 · prior 12 315,487(-83%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Hibernia Resources III, LLCAug 2022 → Nov 2023
- 2Civitas Permian Operating, LLCDec 2023 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 873620-99 | Drill | Hibernia Resources III, LLC | Oct 12, 2021 | Nov 15, 2021 | Jan 10, 2022 | 9,250 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-21750 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,660 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,228 | 432 |
| Grayburg | 3,643 | -983 |
| San AndresSAN ANDRES - SALTWATER FLOW | 4,270 | -1,610 |
| Spraberry | 6,814 | -4,154 |
| Wolfcamp | 8,264 | -5,604 |
| Devonian | — | — |
| Ellenburger | — | — |
| Fusselman | — | — |
| Strawn | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,009 | 19,387 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 581 | 17.5 | 838 S |
| 9.625 | 8,068 | 12.25 | 2,014 S |
| 5.5 | 19,486 | 8.5 | 2,832 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 | Jan 6, 2023 | Dec 22, 2022 | Yes |
| 00 | Oct 10, 2022 | Sep 9, 2022 | 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 42-461-41935 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-41935 → 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 neighbors, subsea-aligned so they line up regardless of surface terrain.
UL Willie E42-461-41936
0.0 KM · Hibernia Resources III, LLC · Section with this well →
| Yates | 2,215 | 445 |
| Grayburg | 3,649 | -989 |
| San Andres | 4,266 | -1,606 |
| Spraberry | 6,814 | -4,154 |
| Wolfcamp | 8,261 | -5,601 |
| Strawn | — | |
| Ellenburger | — | |
| Devonian | — |
9 TOPS · FIRST 8
UL Willie C42-461-41934
0.0 KM · Hibernia Resources III, LLC · Section with this well →
| Yates | 2,215 | 445 |
| Grayburg | 3,646 | -986 |
| San Andres | 4,268 | -1,608 |
| Spraberry | 6,814 | -4,154 |
| Wolfcamp | 8,264 | -5,604 |
| Devonian | — | |
| Strawn | — | |
| Fusselman | — |
9 TOPS · FIRST 8
UL Willie B42-461-41933
0.0 KM · Hibernia Resources III, LLC · Section with this well →
| Yates | 2,211 | 449 |
| Grayburg | 3,645 | -985 |
| San Andres | 4,273 | -1,613 |
| Spraberry | 6,814 | -4,154 |
| Wolfcamp | 8,267 | -5,607 |
| Devonian | — | |
| Ellenburger | — | |
| Fusselman | — |
9 TOPS · FIRST 8
UL Willie F42-461-41937
0.0 KM · Hibernia Resources III, LLC · Section with this well →
| Yates | 2,217 | 443 |
| Grayburg | 3,640 | -980 |
| San Andres | 4,268 | -1,608 |
| Spraberry | 6,813 | -4,153 |
| Wolfcamp | 8,258 | -5,598 |
| Fusselman | — | |
| Ellenburger | — | |
| Devonian | — |
9 TOPS · FIRST 8
UL Willie A42-461-41932
0.0 KM · Hibernia Resources III, LLC · Section with this well →
| Yates | 2,209 | 451 |
| Grayburg | 3,645 | -985 |
| San Andres | 4,379 | -1,719 |
| Spraberry | 6,811 | -4,151 |
| Wolfcamp | 8,262 | -5,602 |
| Ellenburger | — | |
| Fusselman | — | |
| Strawn | — |
9 TOPS · FIRST 8
UL Waylon C42-461-41797
0.1 KM · Hibernia Resources III, LLC · Section with this well →
| Yates | 2,208 | 448 |
| Grayburg | 3,646 | -990 |
| San Andres | 4,270 | -1,614 |
| Spraberry | 6,804 | -4,148 |
| Wolfcamp | 8,261 | -5,605 |
| Devonian | — | |
| Strawn | — | |
| Fusselman | — |
9 TOPS · FIRST 8
UL Waylon D42-461-41798
0.1 KM · Hibernia Resources III, LLC · Section with this well →
| Yates | 2,213 | 443 |
| Grayburg | 3,645 | -989 |
| San Andres | 4,272 | -1,616 |
| Spraberry | 6,806 | -4,150 |
| Wolfcamp | 8,264 | -5,608 |
| Ellenburger | — | |
| Devonian | — | |
| Fusselman | — |
9 TOPS · FIRST 8
UL Waylon B42-461-41796
0.1 KM · Hibernia Resources III, LLC · Section with this well →
| Yates | 2,207 | 449 |
| Grayburg | 3,647 | -991 |
| San Andres | 4,287 | -1,631 |
| Spraberry | 6,806 | -4,150 |
| Wolfcamp | 8,257 | -5,601 |
| Ellenburger | — | |
| Strawn | — | |
| Devonian | — |
9 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/46141935, documented in the API reference.