17 Oct 2026, 08:16 UTC · Oct 17, 4:16 AM ET

M3.8 earthquake 41 km NNE of Petersville, Alaska

A magnitude 3.8 earthquake struck 41 km NNE of Petersville, Alaska at Oct 17, 4:16 AM ET, 92 km deep, minor – felt by people near the epicenter. 2 people reported feeling it.

M3.8 41 km NNE of Petersville, AlaskaM3.8 27 km SW of Petersville, AlaskaM3.8 8 km E of Susitna North, AlaskaM3.9 62 km S of Cantwell, AlaskaM3.9 48 km SSW of Cantwell, AlaskaM3.9 46 km NNE of Chase, AlaskaM4.0 19 km WSW of Trapper Creek, AlaskaM4.1 44 km SSE of Denali National Park, AlaskaM4.2 7 km SE of Denali National Park, AlaskaM4.3 57 km SW of Cantwell, AlaskaM4.3 48 km SW of Cantwell, AlaskaM4.5 64 km SE of Denali National Park, AlaskaM5.0 52 km E of Denali National Park, Alaska
under 33–44–55–66+
Magnitude3.8 ml
Time17 Oct 2026, 08:16 UTC
Location62.852°, -150.506° – 41 km NNE of Petersville, Alaska
Depth91.9 km
Felt reports2
Max. estimated intensity (MMI)2.4
USGS eventaka2026uokwxx
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.052 km E of Denali National Park, AlaskaJul 28, 4:49 PM
81 d ago
5 km164 reports
4.564 km SE of Denali National Park, AlaskaJan 6, 9:37 PM
284 d ago
133 km113 reports
4.357 km SW of Cantwell, AlaskaApr 27, 11:33 PM
173 d ago
92 km58 reports
4.348 km SW of Cantwell, AlaskaJan 30, 4:27 PM
260 d ago
86 km32 reports
4.27 km SE of Denali National Park, AlaskaSep 28, 10:55 AM
19 d ago
5 km2 reports
4.144 km SSE of Denali National Park, AlaskaJan 21, 9:03 AM
269 d ago
10 km3 reports
4.019 km WSW of Trapper Creek, AlaskaFeb 18, 9:11 PM
241 d ago
10 km41 reports
3.962 km S of Cantwell, AlaskaSep 12, 2:38 AM
36 d ago
70 km6 reports
3.948 km SSW of Cantwell, AlaskaMar 20, 5:14 AM
212 d ago
91 km–
3.946 km NNE of Chase, AlaskaMar 18, 8:23 AM
213 d ago
82 km4 reports
3.827 km SW of Petersville, AlaskaMay 14, 11:50 AM
156 d ago
82 km2 reports
3.88 km E of Susitna North, AlaskaNov 10, 2:23 AM
342 d ago
40 km14 reports
FAQ

About this earthquake

How strong was the 41 km NNE of Petersville, Alaska earthquake?

Magnitude 3.8 (ml), minor – felt by people near the epicenter. Depth 92 km. Strongest estimated shaking: intensity 2.4 on the Modified Mercalli scale.

Was it felt?

2 people reported feeling it to the USGS "Did You Feel It?" survey; the highest reported intensity was 2.7.

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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