M1.8 earthquake 91 km SSE of Igiugig, Alaska
A magnitude 1.8 earthquake struck 91 km SSE of Igiugig, Alaska on Tue, Apr 6, 2021, 8:19 PM AKDT (04:19 UTC), 136 km (84 mi) below the surface.
A larger quake followed: M3.7 85 km ESE of Egegik, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (ml), micro
- Local time
- UTC
- 2021-04-07 04:19:38 UTC
- Depth
- 135.8 km (84.4 mi), intermediate-depth
- Epicenter
- 58.618° N, 155.081° 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
- 20
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 89 in the 60 days after this one and 40 in the 30 days before it.
After
- 1.592 km SE of Kokhanok, Alaska · 2002 days ago · 86 km deep · 73 km away
- 1.892 km E of King Salmon, Alaska · 2002 days ago · 132 km deep · 5 km away
- 1.877 km NNW of Karluk, Alaska · 2002 days ago · 96 km deep · 45 km away
- 2.587 km NNW of Aleneva, Alaska · 2001 days ago · 5 km deep · 82 km away
- 2.191 km NNW of Aleneva, Alaska · 2001 days ago · 1 km deep · 79 km away
- 2.586 km NNW of Aleneva, Alaska · 2001 days ago · 6 km deep · 82 km away
- 1.686 km NNW of Aleneva, Alaska · 2001 days ago · 3 km deep · 83 km away
- 1.584 km NNW of Aleneva, Alaska · 2000 days ago · 10 km deep · 87 km away
- 2.578 km NW of Karluk, Alaska · 2000 days ago · 109 km deep · 66 km away
- 1.685 km NNW of Aleneva, Alaska · 2000 days ago · 5 km deep · 85 km away
- 1.686 km NNW of Aleneva, Alaska · 2000 days ago · 5 km deep · 85 km away
- 1.542 km NW of Karluk, Alaska · 1999 days ago · 67 km deep · 84 km away
- 1.681 km E of King Salmon, Alaska · 1999 days ago · 142 km deep · 13 km away
- 1.962 km NW of Karluk, Alaska · 1998 days ago · 97 km deep · 77 km away
- 1.766 km N of Karluk, Alaska · 1998 days ago · 78 km deep · 68 km away
- 2.979 km WNW of Karluk, Alaska · 1997 days ago · 102 km deep · 82 km away
- 2.766 km S of Kokhanok, Alaska · 1997 days ago · 124 km deep · 37 km away
- 1.996 km N of Karluk, Alaska · 1996 days ago · 2 km deep · 35 km away
- 2.3100 km N of Karluk, Alaska · 1996 days ago · 7 km deep · 32 km away
- 2.098 km E of King Salmon, Alaska · 1996 days ago · 1 km deep · 8 km away
- 2.274 km SE of Pope-Vannoy Landing, Alaska · 1996 days ago · 100 km deep · 97 km away
- 1.5Alaska Peninsula · 1996 days ago · 152 km deep · 36 km away
- 2.495 km S of Kokhanok, Alaska · 1996 days ago · 3 km deep · 5 km away
- 1.744 km WNW of Aleneva, Alaska · 1995 days ago · 64 km deep · 99 km away
- 1.873 km SSE of Kokhanok, Alaska · 1995 days ago · 108 km deep · 62 km away
- 1.571 km SSE of Kokhanok, Alaska · 1994 days ago · 108 km deep · 50 km away
- 1.967 km SSE of Kokhanok, Alaska · 1994 days ago · 120 km deep · 59 km away
- 1.776 km SSE of Kokhanok, Alaska · 1994 days ago · 108 km deep · 52 km away
- 1.683 km NNW of Karluk, Alaska · 1992 days ago · 10 km deep · 39 km away
- 1.580 km SSE of Pope-Vannoy Landing, Alaska · 1990 days ago · 6 km deep · 86 km away
- 1.9Alaska Peninsula · 1990 days ago · 84 km deep · 60 km away
- 2.858 km SE of King Salmon, Alaska · 1989 days ago · 142 km deep · 67 km away
- 1.984 km ESE of King Salmon, Alaska · 1989 days ago · 1 km deep · 44 km away
- 2.254 km ESE of King Salmon, Alaska · 1988 days ago · 153 km deep · 46 km away
- 1.671 km SSE of Kokhanok, Alaska · 1988 days ago · 123 km deep · 47 km away
- 2.093 km N of Karluk, Alaska · 1986 days ago · 4 km deep · 45 km away
- 2.162 km SSE of Kokhanok, Alaska · 1985 days ago · 122 km deep · 48 km away
- 1.583 km NW of Aleneva, Alaska · 1984 days ago · 97 km deep · 63 km away
- 1.983 km WNW of Aleneva, Alaska · 1983 days ago · 77 km deep · 59 km away
- 1.672 km NW of Aleneva, Alaska · 1983 days ago · 68 km deep · 81 km away
- 3.785 km ESE of Egegik, Alaska · 1983 days ago · 128 km deep · 100 km away
- 1.645 km WNW of Karluk, Alaska · 1982 days ago · 75 km deep · 93 km away
- 2.365 km SSE of Kokhanok, Alaska · 1982 days ago · 123 km deep · 49 km away
- 1.687 km NNW of Aleneva, Alaska · 1982 days ago · 5 km deep · 82 km away
- 1.687 km NNW of Aleneva, Alaska · 1982 days ago · 5 km deep · 82 km away
- 1.885 km NNW of Aleneva, Alaska · 1982 days ago · 6 km deep · 81 km away
- 1.885 km NNW of Aleneva, Alaska · 1982 days ago · 6 km deep · 81 km away
- 2.088 km NW of Aleneva, Alaska · 1982 days ago · 80 km deep · 56 km away
- 1.650 km WNW of Aleneva, Alaska · 1981 days ago · 72 km deep · 91 km away
- 2.590 km NNW of Aleneva, Alaska · 1980 days ago · 1 km deep · 82 km away
- 1.551 km WNW of Aleneva, Alaska · 1980 days ago · 67 km deep · 89 km away
- 1.881 km SE of Kokhanok, Alaska · 1976 days ago · 15 km deep · 81 km away
- 2.063 km N of Larsen Bay, Alaska · 1976 days ago · 63 km deep · 81 km away
- 3.099 km NNW of Karluk, Alaska · 1975 days ago · 5 km deep · 24 km away
- 1.597 km NNW of Karluk, Alaska · 1975 days ago · 5 km deep · 26 km away
- 2.0100 km NNW of Karluk, Alaska · 1975 days ago · 1 km deep · 24 km away
- 1.699 km NNW of Karluk, Alaska · 1975 days ago · 3 km deep · 26 km away
- 2.742 km ESE of King Salmon, Alaska · 1975 days ago · 183 km deep · 55 km away
- 1.799 km NNW of Karluk, Alaska · 1972 days ago · 0 km deep · 26 km away
- 2.234 km WNW of Karluk, Alaska · 1972 days ago · 71 km deep · 98 km away
The first 60 of 89.
Before
- 2.585 km N of Karluk, Alaska · 2005 days ago · 83 km deep · 58 km away
- 1.8Kodiak Island region, Alaska · 2005 days ago · 76 km deep · 78 km away
- 2.593 km NW of Aleneva, Alaska · 2007 days ago · 86 km deep · 57 km away
- 1.887 km SSE of Kokhanok, Alaska · 2007 days ago · 93 km deep · 57 km away
- 2.292 km SSE of Kokhanok, Alaska · 2008 days ago · 94 km deep · 51 km away
- 2.163 km SSE of Kokhanok, Alaska · 2008 days ago · 119 km deep · 60 km away
- 1.781 km SE of Pope-Vannoy Landing, Alaska · 2010 days ago · 6 km deep · 89 km away
- 1.6Kodiak Island region, Alaska · 2010 days ago · 12 km deep · 87 km away
- 1.787 km E of King Salmon, Alaska · 2010 days ago · 142 km deep · 5 km away
- 1.678 km S of Kokhanok, Alaska · 2011 days ago · 138 km deep · 17 km away
- 2.565 km S of Kokhanok, Alaska · 2012 days ago · 130 km deep · 31 km away
- 2.967 km NW of Aleneva, Alaska · 2013 days ago · 64 km deep · 88 km away
- 1.883 km N of Karluk, Alaska · 2014 days ago · 76 km deep · 57 km away
- 1.680 km ESE of Egegik, Alaska · 2015 days ago · 138 km deep · 100 km away
- 1.774 km ESE of King Salmon, Alaska · 2015 days ago · 141 km deep · 29 km away
- 1.663 km SE of Kokhanok, Alaska · 2018 days ago · 113 km deep · 70 km away
- 2.057 km NNE of Karluk, Alaska · 2019 days ago · 81 km deep · 84 km away
- 1.883 km NNW of Aleneva, Alaska · 2021 days ago · 4 km deep · 84 km away
- 1.694 km SSE of Kokhanok, Alaska · 2023 days ago · 88 km deep · 60 km away
- 1.871 km WNW of Aleneva, Alaska · 2023 days ago · 72 km deep · 74 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0214ghmjxd. Read Wed, Sep 30, 2026, 4:52 PM UTC.