Approved California oil and gas well permits from public CalGEM and WellSTAR data, updated weekly, by operator, field, county, work activity, and well type. The app needs JavaScript.
Week of Oct 18, 2026 to Oct 24, 2026: 73 approved permits (20 New Drill, 14 Existing, 39 Abandonment).
2026 to date: 2,811 approved permits (471 New Drill, 562 Existing, 1,778 Abandonment).
Most permits this week by operator: Aera Energy LLC (24), Berry Petroleum Company, LLC (12), Sentinel Peak Resources California LLC (8).
By field: Midway-Sunset (20), Belridge, South (16), Cymric (10).
By county: Kern (52), Los Angeles (12), Orange (5).
About / methodology · CalGEM · Ryan Weller