WELL · 42-235-35254 · DISTRICT 7
University 43-13 #4H
Irion County · Lin (Wolfcamp) field · Horizontal
University 43-13 #4H (API 42-235-35254) is a horizontal well in Irion County operated by Sable Permian Resources LLC, completed June 3, 2013.
The RRC has issued one drilling permit, issued January 10, 2013, permitted to 9,000 ft.
It was permitted by Devon Energy Production CO, L.P. and has since transferred to Sable Permian Resources LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Spraberry, Dean, Wolfcamp.
Its 2 leases have reported 479K barrels of oil and 7.83M mcf of gas since December 2011, last reporting in July 2026. The leases carry 16 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Devon Energy Production Co, L.P.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Delinquent (D)
- P-5 last filed
- Nov 18, 2020
- Permits on file
- 104
- Phone
- (713) 579-8000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sable Permian Resources LLC |
| Production reports | Permian Resources Operating, LLCthrough Apr 2026 |
| Latest permit | Devon Energy Production Co, L.P.Jan 10, 2013 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,000
- total depth, ft
- 1
- permits on file
- Jan 10, 2013
- last permit issued
- Jun 3, 2013
- completed
- 479K
- cumulative oil, bbl
- 7.83M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2011 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 3, 2013
- Shut in
- —
- Plugged
- —
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the 2 leases this well is completed on; they carry 16 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| University 43-13 O-9-20624 | Spraberry (Trend Area) | Permian Resources Operating, LLC | 8 | 53.4K | 2.32M | Mar 2020 – Jul 2026 |
| University 43-13 O-9-17745 | Lin (Wolfcamp) | Sable Permian Resources, LLC | 8 | 426K | 5.51M | Dec 2011 – Jun 2020 |
Gas, mcf lease total
Last 12 months 360,147 · prior 12 410,691(-12%)
Oil, barrels lease total
Last 12 months 5,106 · prior 12 7,078(-28%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Devon Energy Production Co, L.P.Dec 2011 → Jul 2016
- 2FDL Operating, LLCAug 2016 → Apr 2022
- 3Sable Permian Resources Land,llcOct 2018 → Dec 2018
- 4Sable Permian Resources, LLCJan 2019 → Jan 2021
- 5Earthstone Operating, LLCMay 2022 → Oct 2023
- 6Permian Resources Operating, LLCNov 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 754214-99 | Drill | Devon Energy Production Co, L.P. | Jan 7, 2013 | Jan 10, 2013 | Jan 26, 2013 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-17745 | — | — | — | — |
| — | — O-9-20624 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,629 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,489 | 14,286 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 865 | 12.25 | 340 S |
| 5.5 | 14,420 | 8.75 | 2,885 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 | Feb 24, 2020 | Jun 20, 2013 | Yes |
| 00 | Jan 27, 2014 | Jun 20, 2013 | 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 42-235-35254 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-235-35254 → 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.
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/23535254, documented in the API reference.