PERMITS · LAST 30 DAYS
Sem Operating Company LLC permits
Newest first by issue date. A window counts the day each permit first appeared in Railroad Commission daily files, which runs a few days behind. How permits work →
4 PERMITS · PAGE 1 OF 1
On the mapSave this search| Permit | Seen | Issued | Operator | County | Lease / well | Depth | API |
|---|---|---|---|---|---|---|---|
| 919384 | Oct 23, 2026 | Oct 21, 2026 | Sem Operating Company LLC | Irion | University 40 A #0405WCH | 10,000 | 23536794 |
| 919383 | Oct 23, 2026 | Oct 21, 2026 | Sem Operating Company LLC | Irion | University 40 A #0403WCH | 10,000 | 23536793 |
| 919380 | Oct 21, 2026 | Oct 19, 2026 | Sem Operating Company LLC | Crockett | University 40 B #1603WCH | 10,000 | 10542579 |
| 919379 | Oct 21, 2026 | Oct 19, 2026 | Sem Operating Company LLC | Crockett | University 40 B #1601WCH | 10,000 | 10542578 |
About this data
Drilling permits from the RRC OGA049M master and the daily daf420 files, keyed on the day each permit first appeared in those files. Operator names as filed; application types per the RRC code table.
New to these records? how permits work · why the window is on first-seen
Developers: this page as JSON is GET /v1/data/permits/tx, documented in the API reference.