WELL · 42-317-42338 · DISTRICT 8
UL 1125 E2 #03SB
Martin County · Spraberry (Trend Area) field · Producing · Horizontal
UL 1125 E2 #03SB (API 42-317-42338) is a horizontal well in Martin County operated by Diamondback E&P LLC, completed June 29, 2022 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued June 13, 2019, permitted to 9,800 ft.
It was permitted by Qep Energy Company and has since transferred to Diamondback E&P LLC on the wellbore schedule.
Completion filings report 10 formation tops, including Santa Rosa, Yates, Queen, Grayburg.
Its lease has reported 345K barrels of oil and 649K mcf of gas since August 2019, last reporting in July 2026.
Operator of record
Permitted by QEP Energy Company; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- May 4, 2026
- Permits on file
- 5,237
- Phone
- (432) 221-7400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Diamondback E&P LLC |
| Production reports | Diamondback E&P LLCthrough Apr 2026 |
| Latest permit | QEP Energy CompanyJun 13, 2019 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,800
- total depth, ft
- 1
- permits on file
- Jun 13, 2019
- last permit issued
- Jun 29, 2022
- completed
- 345K
- cumulative oil, bbl
- 649K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2019 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 29, 2022
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
Surface location
32.387313, -102.207108
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| UL 1125 E2 O-10-53552 | Spraberry (Trend Area) | Diamondback E&P LLC | 1 | 345K | 649K | Aug 2019 – Jul 2026 |
Oil, barrels lease total
Last 12 months 9,401 · prior 12 20,491(-54%)
Gas, mcf lease total
Last 12 months 26,593 · prior 12 81,325(-67%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1QEP Energy CompanyMay 2020 → Sep 2021
- 2Diamondback E&P LLCOct 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 854050-99 | Drill | QEP Energy Company | Jun 10, 2019 | Jun 13, 2019 | Jul 22, 2019 | 9,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-53552 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,927 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Santa Rosa | 1,454 | 1,473 |
| Santa Rosa | 1,505 | 1,422 |
| Yates | 3,037 | -110 |
| Yates | 3,070 | -143 |
| Queen | 4,035 | -1,108 |
| Queen | 4,050 | -1,123 |
| Grayburg | 4,600 | -1,673 |
| Grayburg | 4,607 | -1,680 |
| San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H | 4,845 | -1,918 |
| Spraberry | 8,311 | -5,384 |
| Spraberry | 8,351 | -5,424 |
| Cisco | — | — |
| Dean | — | — |
| Pennsylvanian | — | — |
| Wolfcamp | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,669 | 22,124 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,926 | 17.5 | 1,450 S |
| 9.625 | 5,838 | 12.25 | 1,330 S |
| 5.5 | 22,323 | 8.5 | 3,270 S |
| 5.5 | 22,323 | 8.75 | 3,270 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 8, 2022 | Oct 4, 2022 | — |
| 00 | Aug 10, 2020 | Jul 7, 2020 | Yes |
| 00 | May 14, 2020 | Feb 4, 2020 | 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 42-317-42338 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-42338 → 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 1125 E142-317-42337
0.0 KM · QEP Energy Company · Section with this well →
| Santa Rosa | 1,487 | 1,439 |
| Yates | 3,070 | -144 |
| Queen | 4,050 | -1,124 |
| Grayburg | 4,600 | -1,674 |
| San Andres | 4,845 | -1,919 |
| Spraberry | 8,338 | -5,412 |
| Cisco | — | |
| Pennsylvanian | — |
10 TOPS · FIRST 8
UL 1125 E342-317-42339
0.0 KM · QEP Energy Company · Section with this well →
| Santa Rosa | 1,474 | 1,453 |
| Yates | 3,057 | -130 |
| Queen | 4,057 | -1,130 |
| Grayburg | 4,627 | -1,700 |
| San Andres | 4,865 | -1,938 |
| Spraberry | 8,329 | -5,402 |
| Dean | 9,600 | -6,673 |
| Cisco | — |
10 TOPS · FIRST 8
UL 1125 E442-317-42340
0.0 KM · QEP Energy Company · Section with this well →
| Santa Rosa | 1,468 | 1,459 |
| Yates | 3,051 | -124 |
| Queen | 4,050 | -1,123 |
| Grayburg | 4,600 | -1,673 |
| San Andres | 4,845 | -1,918 |
| Spraberry | 8,298 | -5,371 |
| Dean | — | |
| Strawn | — |
11 TOPS · FIRST 8
UL 1125 E542-317-42341
0.0 KM · QEP Energy Company · Section with this well →
| Santa Rosa | 1,483 | 1,444 |
| Yates | 3,066 | -139 |
| Queen | 4,050 | -1,123 |
| Grayburg | 4,600 | -1,673 |
| San Andres | 4,845 | -1,918 |
| Spraberry | 8,298 | -5,371 |
| Cisco | — | |
| Tubb | — |
13 TOPS · FIRST 8
UL 2539 E242-317-42486
0.2 KM · QEP Energy Company · Section with this well →
| Santa Rosa | 1,527 | 1,399 |
| Yates | 3,083 | -157 |
| Queen | 4,051 | -1,125 |
| Grayburg | 4,643 | -1,717 |
| San Andres | 4,883 | -1,957 |
| Spraberry | 8,334 | -5,408 |
| Cisco | — | |
| Dean | — |
10 TOPS · FIRST 8
UL 2539 E142-317-42485
0.2 KM · QEP Energy Company · Section with this well →
| Santa Rosa | 1,527 | 1,398 |
| Yates | 3,083 | -158 |
| Queen | 4,051 | -1,126 |
| Grayburg | 4,643 | -1,718 |
| San Andres | 4,883 | -1,958 |
| Glorieta | 5,380 | -2,455 |
| Clear Fork | 6,589 | -3,664 |
| Spraberry | 8,329 | -5,404 |
12 TOPS · FIRST 8
UL 2539 E342-317-42487
0.2 KM · QEP Energy Company · Section with this well →
| Santa Rosa | 1,525 | 1,400 |
| Yates | 3,085 | -160 |
| Queen | 4,053 | -1,128 |
| Grayburg | 4,645 | -1,720 |
| San Andres | 4,886 | -1,961 |
| Clear Fork | 6,597 | -3,672 |
| Spraberry | 8,333 | -5,408 |
| Jo Mill | 8,883 | -5,958 |
12 TOPS · FIRST 8
UL 2539 E1742-317-42774
0.2 KM · QEP Energy Company · Section with this well →
| Santa Rosa | 1,527 | 1,398 |
| Yates | 3,083 | -158 |
| Queen | 4,051 | -1,126 |
| Grayburg | 4,643 | -1,718 |
| San Andres | 4,883 | -1,958 |
| Clear Fork | 6,596 | -3,671 |
| Spraberry | 8,338 | -5,413 |
| Jo Mill | 8,883 | -5,958 |
12 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/31742338, documented in the API reference.