M3.9 earthquake — 166 km WSW of Nikolski, Alaska

• 2.5–3.9
• 4.0–4.9
• 5.0–6.9
• 7.0+

Location

166 km WSW of Nikolski, Alaska

Magnitude

3.90 mb

Depth

129.5 km

Time

09-21-2026 - 20:44:43 EDT

Latitude

52.246

Longitude

-171.044

USGS event page · All 2.5+ earthquakes