M3.5 earthquake — 20 km WSW of Petrolia, CA

• 2.5–3.9
• 4.0–4.9
• 5.0–6.9
• 7.0+

Location

20 km WSW of Petrolia, CA

Magnitude

3.52 mw

Depth

20.1 km

Time

09-16-2026 - 10:34:52 EDT

Latitude

40.285

Longitude

-124.519

USGS event page · All 2.5+ earthquakes