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3 Jul 2026, 14:35 UTC · Jul 3, 10:35 AM ET

M3.8 earthquake 138 km E of Atka, Alaska

A magnitude 3.8 earthquake struck 138 km E of Atka, Alaska at Jul 3, 10:35 AM ET, 10 km deep, minor – felt by people near the epicenter.

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M3.8 138 km E of Atka, AlaskaM4.4 171 km E of Atka, AlaskaM4.4 167 km E of Atka, AlaskaM4.4 93 km ENE of Atka, AlaskaM4.5 76 km ESE of Atka, AlaskaM4.6 98 km SE of Atka, AlaskaM4.7 172 km E of Atka, AlaskaM4.7 189 km WSW of Nikolski, AlaskaM4.8 174 km SW of Nikolski, AlaskaM4.9 101 km SE of Atka, AlaskaM4.9 168 km E of Atka, AlaskaM5.6 172 km ENE of Atka, AlaskaM6.5 177 km W of Nikolski, Alaska
under 33–44–55–66+
Magnitude3.8 ml
Time3 Jul 2026, 14:35 UTC
Location52.166°, -172.183° – 138 km E of Atka, Alaska
Depth10.0 km
Felt reports0
Max. estimated intensity (MMI)2.4
USGS eventus6000t9zu
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
6.5177 km W of Nikolski, Alaska · tsunami flag · PAGER greenSep 17, 10:19 AM
29 d ago		98 km8 reports
5.6172 km ENE of Atka, Alaska · PAGER greenMay 22, 8:16 AM
147 d ago		15 km–
4.9101 km SE of Atka, AlaskaJul 23, 5:30 AM
85 d ago		35 km–
4.9168 km E of Atka, Alaska · PAGER greenMay 18, 5:37 PM
151 d ago		10 km–
4.8174 km SW of Nikolski, AlaskaMay 25, 1:18 AM
145 d ago		21 km–
4.7172 km E of Atka, AlaskaApr 10, 8:39 PM
189 d ago		63 km–
4.7189 km WSW of Nikolski, Alaska · tsunami flagNov 9, 4:36 AM
341 d ago		54 km–
4.698 km SE of Atka, AlaskaJul 23, 2:51 AM
86 d ago		43 km–
4.576 km ESE of Atka, AlaskaAug 8, 11:36 PM
69 d ago		52 km1 report
4.4171 km E of Atka, AlaskaMay 22, 4:10 PM
147 d ago		21 km–
4.4167 km E of Atka, AlaskaMay 22, 8:46 AM
147 d ago		10 km–
4.493 km ENE of Atka, AlaskaFeb 24, 10:34 PM
234 d ago		157 km2 reports
FAQ

About this earthquake

How strong was the 138 km E of Atka, Alaska earthquake?

Magnitude 3.8 (ml), minor – felt by people near the epicenter. Depth 10 km. Strongest estimated shaking: intensity 2.4 on the Modified Mercalli scale.

Was it felt?

No felt reports have been submitted to the USGS so far.

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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M3.8 earthquake 138 km E of Atka, Alaska — 77.today