WELL · 42-235-35878 · DISTRICT 7
University Lucy #0103H
Irion County · Lin (Wolfcamp) field · Producing · Horizontal
University Lucy #0103H (API 42-235-35878) is a horizontal well in Irion County operated by Sem Operating Company LLC, completed December 9, 2016 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits between 2014 and 2016, permitted to 7,003 ft.
Completion filings report 7 formation tops, including Grayburg, San Andres, Clear Fork, Spraberry.
Its lease has reported 718K barrels of oil and 12.3M mcf of gas since April 2014, last reporting in July 2026. The lease carries 5 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jun 23, 2026
- Permits on file
- 404
- Phone
- (713) 395-3000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sem Operating Company LLC |
| Production reports | Sem Operating Company LLCthrough Apr 2026 |
| Latest permit | Sem Operating Company LLCNov 4, 2016 |
- 7,003
- total depth, ft
- 2
- permits on file
- Nov 4, 2016
- last permit issued
- Dec 9, 2016
- completed
- 718K
- cumulative oil, bbl
- 12.3M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2014 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 9, 2016
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 lease this well is completed on; they carry 5 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| University Lucy O-9-18505 | Lin (Wolfcamp) | Sem Operating Company LLC | 5 | 718K | 12.3M | Apr 2014 – Jul 2026 |
Gas, mcf lease total
Last 12 months 869,433 · prior 12 923,771(-6%)
Oil, barrels lease total
Last 12 months 11,355 · prior 12 13,420(-15%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1EOG Resources, Inc.Apr 2014 → May 2016
- 2Sem Operating Company LLCJun 2016 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 819623-99 | Recompletion | Sem Operating Company LLC | Oct 20, 2016 | Nov 4, 2016 | Aug 12, 2016 | 6,929 |
| 788313-99 | Drill | EOG Resources, Inc. | May 30, 2014 | Jul 8, 2014 | Aug 12, 2014 | 7,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Dec 9, 2016 | University Lucy O-9-18505 | Lin (Wolfcamp) | Sem Operating Company LLC | Producing | 7,003 |
| Dec 9, 2016 | University Lucy O-9-18505 | Lin (Wolfcamp) | Sem Operating Company LLC | Producing | 7,003 |
Formation tops
As filed on W-2/G-1. Subsea from 2,628 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Grayburg | 1,679 | 949 |
| San Andres | 1,756 | 872 |
| Clear ForkCLEARFORK | 2,475 | 153 |
| Spraberry | 4,687 | -2,059 |
| Wolfcamp | 6,141 | -3,513 |
| Canyon | — | — |
| Clear ForkCLEARFORK | — | — |
| Fusselman | — | — |
| Grayburg | — | — |
| San Andres | — | — |
| Spraberry | — | — |
| Wolfcamp | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,465 | 15,196 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 844 | 12.25 | 405 S |
| 5.5 | 15,257 | 8.75 | 2,140 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 | Jun 16, 2017 | Apr 27, 2017 | Yes |
| 00 | Apr 10, 2015 | Feb 23, 2015 | — |
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 42-235-35878 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-235-35878 → 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/23535878, documented in the API reference.