6 Jan 2026, 08:08 UTC · Jan 6, 3:08 AM ET · tsunami flag

M4.5 earthquake 34 km ENE of Port Alsworth, Alaska

A magnitude 4.5 earthquake struck 34 km ENE of Port Alsworth, Alaska at Jan 6, 3:08 AM ET, 189 km deep, light – felt by most people nearby, rattling windows, rarely damage. 105 people reported feeling it.

M3.7 45 km W of Happy Valley, AlaskaM3.8 38 km WNW of Ninilchik, AlaskaM3.9 25 km NW of Anchor Point, AlaskaM3.9 59 km NE of Pedro Bay, AlaskaM3.9 64 km ESE of Pedro Bay, AlaskaM4.0 44 km W of Happy Valley, AlaskaM4.0 60 km W of Happy Valley, AlaskaM4.1 32 km W of Anchor Point, AlaskaM4.1 30 km W of Anchor Point, AlaskaM4.1 33 km E of Port Alsworth, AlaskaM4.2 37 km WSW of Anchor Point, AlaskaM4.2 61 km E of Pedro Bay, AlaskaM4.5 34 km ENE of Port Alsworth, Alaska
under 33–44–55–66+
Magnitude4.5 ml
Time6 Jan 2026, 08:08 UTC
Location60.293°, -153.728° – 34 km ENE of Port Alsworth, Alaska
Depth188.8 km
Felt reports105
Max. estimated intensity (MMI)2.2
USGS eventak2026ajuvvj
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
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
4.132 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
4.133 km E of Port Alsworth, AlaskaOct 13, 12:51 PM
368 d ago
188 km14 reports
4.044 km W of Happy Valley, AlaskaJul 6, 1:36 AM
103 d ago
108 km71 reports
4.060 km W of Happy Valley, Alaska · tsunami flagDec 31, 3:36 PM
289 d ago
117 km3 reports
3.925 km NW of Anchor Point, AlaskaAug 29, 8:02 AM
48 d ago
90 km19 reports
3.959 km NE of Pedro Bay, AlaskaAug 11, 6:26 PM
66 d ago
147 km2 reports
3.964 km ESE of Pedro Bay, AlaskaAug 6, 5:38 AM
71 d ago
103 km8 reports
3.838 km WNW of Ninilchik, AlaskaMay 20, 10:03 AM
149 d ago
89 km6 reports
3.745 km W of Happy Valley, AlaskaAug 19, 3:51 PM
58 d ago
108 km2 reports
FAQ

About this earthquake

How strong was the 34 km ENE of Port Alsworth, Alaska earthquake?

Magnitude 4.5 (ml), light – felt by most people nearby, rattling windows, rarely damage. Depth 189 km. Strongest estimated shaking: intensity 2.2 on the Modified Mercalli scale.

Was it felt?

105 people reported feeling it to the USGS "Did You Feel It?" survey; the highest reported intensity was 2.4.

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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M4.5 earthquake 34 km ENE of Port Alsworth, Alaska