OPERATORS · TEXAS · P-5 NUMBER 766370 · IRION COUNTY
Sem Operating Company LLC in Irion County
One operator, one county: its permits, wells of record, formations, and leases here, with the rest of the county and the rest of the operator one click away.
Sem Operating Company LLC has 127 drilling permits on file in Irion County, the first issued in 2014 and the latest on October 21, 2026.
13 of them came in the last twelve months, 30% more than the year before; 100% horizontal, averaging 10,000 ft.
It is operator of record on 207 wells in the county: 189 producing, 13 shut in, 0 injection.
Its completed wells here most often report Wolfcamp, Spraberry, Dean.
- 13
- permits, 12 months +30%
- 127
- permits, all time since 2014
- 100%
- horizontal, 12 months
- 10,000
- ft average depth, 12 months
- 207
- wells of record
- 189
- producing · 13 shut in · 0 injection
Permits issued by month
LAST FIVE YEARS · IRION ONLY
Last 12 months 13 · prior 12 10(+30%)
Latest permits here
| Issued | Lease / well | Type | Depth |
|---|---|---|---|
| Oct 21, 2026 | University 40 A #0405WC 919384 | DrillHZ | 10,000 |
| Oct 21, 2026 | University 40 A #0403WC 919383 | DrillHZ | 10,000 |
| Jul 14, 2026 | University 40 #1102WA 917106 | DrillHZ | 10,000 |
| May 11, 2026 | University 40 E #1803WC 915430 | DrillHZ | 10,000 |
| May 11, 2026 | University 40 E #1803WC 915430 | DrillHZ | 10,000 |
| May 8, 2026 | University 40 E #1803WB 915429 | DrillHZ | 10,000 |
| May 8, 2026 | University 40 E #1803WB 915429 | DrillHZ | 10,000 |
| Mar 12, 2026 | University 40D #0703WC 914036 | DrillHZ | 10,000 |
| Mar 12, 2026 | University 40D #0701WC 914031 | DrillHZ | 10,000 |
| Mar 6, 2026 | University 40 #1310WC 913833 | DrillHZ | 10,000 |
All 127 permits in Irion County, searchable → · Wells of record here →
Permit types and formations
Permit types
- Drill
- 13 / 122
- Recompletion
- 0 / 5
12 MONTHS / ALL TIME
Formations reported
Leases it reports here
| Lease | Wells | Oil, bbl | Last reported |
|---|---|---|---|
| University 40 | 64 | 5.89M | Jul 2026 |
| Mayer | 35 | 3.34M | Jul 2026 |
| University 43 | 30 | 2.37M | Jul 2026 |
| University 38-40 | 14 | 2.35M | Jul 2026 |
| Faudree | 15 | 1.34M | Jul 2026 |
| University 43 "A" | 13 | 1.15M | Jul 2026 |
| Linthicum B | 5 | 1.08M | Jul 2026 |
| Linthicum M | 8 | 1.02M | Jul 2026 |
| Munson | 9 | 983K | Jul 2026 |
| University 38 | 9 | 898K | Jul 2026 |
| Munson B | 9 | 736K | Jul 2026 |
| University Lucy | 5 | 718K | Jul 2026 |
| Noelke A | 8 | 715K | Jul 2026 |
| Linthicum C | 6 | 573K | Jul 2026 |
| Linthicum I | 7 | 465K | Jul 2026 |
About this data
Permits from the RRC OGA049M master and daily daf420 files; wells of record and status from the EWA wellbore schedule, weekly; formations from the dbf900 wellbore file; leases from PDQ lease reports, placed in the county by the wells completed on them.
Developers: this page as JSON is GET /v1/data/operators/tx/766370/counties/irion, documented in the API reference.