20 May 2026, 20:40 UTC · May 20, 4:40 PM ET

M3.3 earthquake 11 km ENE of Nikolaevsk, Alaska

A magnitude 3.3 earthquake struck 11 km ENE of Nikolaevsk, Alaska at May 20, 4:40 PM ET, 76 km deep, minor – felt by people near the epicenter. 1 people reported feeling it.

M3.3 11 km ENE of Nikolaevsk, AlaskaM4.0 44 km W of Happy Valley, AlaskaM4.0 42 km WNW of Nanwalek, AlaskaM4.0 33 km S of Funny River, AlaskaM4.0 60 km W of Happy Valley, AlaskaM4.0 52 km WNW of Nanwalek, AlaskaM4.1 32 km W of Anchor Point, AlaskaM4.1 30 km W of Anchor Point, AlaskaM4.2 37 km WSW of Anchor Point, AlaskaM4.2 61 km E of Pedro Bay, AlaskaM4.2 30 km ESE of Kasilof, AlaskaM4.9 13 km SSE of Clam Gulch, AlaskaM5.4 48 km ESE of Fox River, Alaska
under 33–44–55–66+
Magnitude3.3 ml
Time20 May 2026, 20:40 UTC
Location59.865°, -151.443° – 11 km ENE of Nikolaevsk, Alaska
Depth75.9 km
Felt reports1
USGS eventaka2026jyikjn
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.448 km ESE of Fox River, Alaska · tsunami flag · PAGER greenOct 30, 1:33 PM
351 d ago
24 km2,179 reports
4.913 km SSE of Clam Gulch, Alaska · PAGER greenJun 26, 9:15 PM
112 d ago
55 km420 reports
4.237 km WSW of Anchor Point, AlaskaJul 12, 6:11 PM
96 d ago
79 km26 reports
4.261 km E of Pedro Bay, AlaskaJul 12, 2:00 AM
97 d ago
107 km53 reports
4.230 km ESE of Kasilof, Alaska · PAGER greenOct 12, 10:52 PM
369 d ago
46 km62 reports
4.132 km W of Anchor Point, AlaskaMay 10, 2:59 PM
159 d ago
95 km20 reports
4.130 km W of Anchor Point, AlaskaMar 31, 11:44 AM
199 d ago
83 km19 reports
4.044 km W of Happy Valley, AlaskaJul 6, 1:36 AM
103 d ago
108 km71 reports
4.042 km WNW of Nanwalek, AlaskaMay 14, 9:06 AM
155 d ago
94 km–
4.033 km S of Funny River, Alaska · PAGER greenMar 6, 10:31 AM
224 d ago
52 km36 reports
4.060 km W of Happy Valley, Alaska · tsunami flagDec 31, 3:36 PM
289 d ago
117 km3 reports
4.052 km WNW of Nanwalek, AlaskaOct 8, 3:33 AM
374 d ago
94 km8 reports
FAQ

About this earthquake

How strong was the 11 km ENE of Nikolaevsk, Alaska earthquake?

Magnitude 3.3 (ml), minor – felt by people near the epicenter. Depth 76 km.

Was it felt?

1 people reported feeling it to the USGS "Did You Feel It?" survey; the highest reported intensity was 2.2.

Were there aftershocks?

No earthquakes within 100 km have followed so far in our records.

Earthquakes

More

Source: U.S. Geological Survey (USGS) earthquake catalog, real-time feeds and FDSN event service; magnitudes and locations are revised by seismologists for hours after an event. Times are Eastern (ET) unless marked UTC. Not an alert service: for warnings follow local authorities and tsunami centers.

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