M1.9 earthquake 71 km SSE of Adak, Alaska
A magnitude 1.9 earthquake struck 71 km SSE of Adak, Alaska on Sat, Apr 8, 2017, 8:20 PM HADT (05:20 UTC), 18 km (11 mi) below the surface.
A larger quake followed: M5.9 95 km SSW of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.9 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2017-04-09 05:20:24 UTC
- Depth
- 18.1 km (11.2 mi), shallow
- Epicenter
- 51.247° N, 176.411° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Stations used
- 10
Nearby
Within 100 km, magnitude 1.5 and up: 160 in the 60 days after this one and at least 200 in the 30 days before it.
After
- 2.570 km SSE of Adak, Alaska · 3463 days ago · 19 km deep · 2 km away
- 1.877 km SSE of Adak, Alaska · 3463 days ago · 21 km deep · 9 km away
- 1.875 km SSE of Adak, Alaska · 3463 days ago · 17 km deep · 4 km away
- 2.173 km SSE of Adak, Alaska · 3461 days ago · 20 km deep · 2 km away
- 2.167 km SSE of Adak, Alaska · 3461 days ago · 34 km deep · 6 km away
- 2.228 km SW of Adak, Alaska · 3461 days ago · 56 km deep · 57 km away
- 2.058 km SW of Adak, Alaska · 3460 days ago · 66 km deep · 60 km away
- 1.946 km WSW of Adak, Alaska · 3459 days ago · 65 km deep · 86 km away
- 2.040 km SW of Adak, Alaska · 3459 days ago · 50 km deep · 65 km away
- 3.6128 km S of Adak, Alaska · 3458 days ago · 10 km deep · 57 km away
- 1.831 km ESE of Adak, Alaska · 3458 days ago · 64 km deep · 62 km away
- 2.855 km ENE of Adak, Alaska · 3458 days ago · 187 km deep · 96 km away
- 1.955 km SSE of Adak, Alaska · 3458 days ago · 24 km deep · 20 km away
- 2.672 km SSE of Adak, Alaska · 3457 days ago · 30 km deep · 20 km away
- 1.592 km SW of Atka, Alaska · 3455 days ago · 50 km deep · 93 km away
- 1.935 km SSE of Adak, Alaska · 3454 days ago · 35 km deep · 38 km away
- 3.191 km SW of Atka, Alaska · 3454 days ago · 45 km deep · 94 km away
- 2.323 km SW of Adak, Alaska · 3454 days ago · 65 km deep · 59 km away
- 1.775 km SSE of Adak, Alaska · 3453 days ago · 15 km deep · 7 km away
- 1.836 km ENE of Adak, Alaska · 3453 days ago · 97 km deep · 91 km away
- 1.858 km SE of Adak, Alaska · 3453 days ago · 10 km deep · 34 km away
- 1.961 km SSE of Adak, Alaska · 3453 days ago · 18 km deep · 10 km away
- 1.835 km SW of Adak, Alaska · 3452 days ago · 22 km deep · 56 km away
- 1.962 km SE of Adak, Alaska · 3452 days ago · 18 km deep · 27 km away
- 1.981 km SW of Adak, Alaska · 3451 days ago · 33 km deep · 82 km away
- 1.829 km SSW of Adak, Alaska · 3450 days ago · 41 km deep · 47 km away
- 1.658 km SE of Adak, Alaska · 3449 days ago · 25 km deep · 42 km away
- 1.852 km S of Adak, Alaska · 3449 days ago · 26 km deep · 29 km away
- 1.998 km SW of Atka, Alaska · 3448 days ago · 26 km deep · 91 km away
- 3.191 km SW of Atka, Alaska · 3448 days ago · 45 km deep · 94 km away
- 1.866 km ESE of Adak, Alaska · 3448 days ago · 24 km deep · 57 km away
- 2.061 km SSW of Adak, Alaska · 3448 days ago · 37 km deep · 46 km away
- 4.086 km E of Adak, Alaska · 3447 days ago · 78 km deep · 98 km away
- 1.725 km SE of Adak, Alaska · 3447 days ago · 58 km deep · 51 km away
- 2.555 km WSW of Adak, Alaska · 3447 days ago · 73 km deep · 86 km away
- 2.546 km ENE of Adak, Alaska · 3447 days ago · 91 km deep · 90 km away
- 1.586 km ESE of Adak, Alaska · 3446 days ago · 52 km deep · 80 km away
- 2.16 km SSW of Adak, Alaska · 3444 days ago · 75 km deep · 66 km away
- 4.142 km WNW of Adak, Alaska · 3440 days ago · 10 km deep · 97 km away
- 2.553 km SSE of Adak, Alaska · 3440 days ago · 23 km deep · 26 km away
- 1.982 km SSE of Adak, Alaska · 3439 days ago · 8 km deep · 24 km away
- 2.145 km WSW of Adak, Alaska · 3439 days ago · 111 km deep · 76 km away
- 3.917 km SSW of Adak, Alaska · 3439 days ago · 71 km deep · 57 km away
- 2.033 km W of Adak, Alaska · 3438 days ago · 99 km deep · 88 km away
- 1.772 km WSW of Adak, Alaska · 3437 days ago · 26 km deep · 99 km away
- 3.079 km ESE of Adak, Alaska · 3436 days ago · 16 km deep · 83 km away
- 2.686 km ESE of Adak, Alaska · 3435 days ago · 35 km deep · 75 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 3435 days ago · 69 km deep · 82 km away
- 5.798 km SSW of Adak, Alaska · 3434 days ago · 17 km deep · 49 km away · tsunami flag
- 5.298 km SSW of Adak, Alaska · 3434 days ago · 10 km deep · 49 km away
- 4.9106 km SSW of Adak, Alaska · 3434 days ago · 10 km deep · 53 km away
- 5.995 km SSW of Adak, Alaska · 3434 days ago · 17 km deep · 46 km away · tsunami flag
- 3.4115 km S of Adak, Alaska · 3434 days ago · 10 km deep · 53 km away
- 3.6113 km S of Adak, Alaska · 3434 days ago · 10 km deep · 54 km away
- 2.7112 km S of Adak, Alaska · 3434 days ago · 10 km deep · 50 km away
- 4.3110 km S of Adak, Alaska · 3434 days ago · 10 km deep · 53 km away
- 2.1101 km S of Adak, Alaska · 3434 days ago · 41 km deep · 42 km away
- 1.9100 km S of Adak, Alaska · 3434 days ago · 21 km deep · 42 km away
- 1.998 km S of Adak, Alaska · 3434 days ago · 14 km deep · 41 km away
- 1.9105 km SSW of Adak, Alaska · 3434 days ago · 27 km deep · 52 km away
The first 60 of 160.
Before
- 1.760 km SSE of Adak, Alaska · 3464 days ago · 16 km deep · 16 km away
- 1.560 km SE of Adak, Alaska · 3464 days ago · 13 km deep · 33 km away
- 1.984 km SW of Adak, Alaska · 3464 days ago · 36 km deep · 84 km away
- 1.978 km SSE of Adak, Alaska · 3464 days ago · 18 km deep · 9 km away
- 1.781 km S of Adak, Alaska · 3464 days ago · 20 km deep · 10 km away
- 2.478 km SSE of Adak, Alaska · 3465 days ago · 15 km deep · 8 km away
- 2.079 km SSE of Adak, Alaska · 3465 days ago · 26 km deep · 9 km away
- 1.770 km S of Adak, Alaska · 3465 days ago · 21 km deep · 3 km away
- 2.069 km SSE of Adak, Alaska · 3465 days ago · 41 km deep · 2 km away
- 2.262 km SSE of Adak, Alaska · 3466 days ago · 24 km deep · 10 km away
- 3.772 km SSE of Adak, Alaska · 3466 days ago · 19 km deep · 4 km away
- 2.679 km SSE of Adak, Alaska · 3466 days ago · 18 km deep · 9 km away
- 2.682 km SSE of Adak, Alaska · 3466 days ago · 12 km deep · 12 km away
- 1.975 km SSE of Adak, Alaska · 3466 days ago · 19 km deep · 4 km away
- 2.081 km SSE of Adak, Alaska · 3466 days ago · 17 km deep · 10 km away
- 2.177 km SSE of Adak, Alaska · 3466 days ago · 19 km deep · 6 km away
- 1.961 km S of Adak, Alaska · 3466 days ago · 2 km deep · 12 km away
- 2.272 km SSE of Adak, Alaska · 3466 days ago · 21 km deep · 3 km away
- 2.5Andreanof Islands, Aleutian Islands, Alaska · 3466 days ago · 32 km deep · 4 km away
- 2.178 km SSE of Adak, Alaska · 3466 days ago · 17 km deep · 7 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0174jtav5b (also filed as ak15743872). Read Fri, Oct 2, 2026, 6:00 PM UTC.