M2.78 Earthquake – 15 km SE of Petrolia, CA

3 September 2026, 16:54 UTC · 52 min ago · Data: USGS

A magnitude 2.78 earthquake struck 15 km SE of Petrolia, CA on 3 September 2026, 16:54 UTC, at a depth of 11.3 km. This was a minor earthquake that may be felt close to the epicentre.

Magnitude
2.78 (md)
Location
15 km SE of Petrolia, CA
Date & time
3 September 2026, 16:54 UTC
Coordinates
40.2242, -124.1752
Depth
11.31 km
Felt reports
1 (USGS "Did You Feel It?")
Region
Worldwide
Source
USGS event page

Recent earthquakes

MagLocationWhen (UTC)
1.13 4 km WSW of Cobb, CA 3 September 2026, 17:24 UTC · 22 min ago
1.40 47 km SE of Pedro Bay, Alaska 3 September 2026, 17:22 UTC · 24 min ago
1.00 130 km S of McCarthy, Alaska 3 September 2026, 17:21 UTC · 26 min ago
1.42 4 km SE of Calistoga, CA 3 September 2026, 17:13 UTC · 33 min ago
2.25 21 km SE of Pāhala, Hawaii 3 September 2026, 17:09 UTC · 37 min ago
5.20 271 km SSE of Dunhuang, China 3 September 2026, 17:04 UTC · 42 min ago

Live earthquake map · Recent UK earthquakes · Earthquake FAQ