M1.9 earthquake 135 km WSW of Adak, Alaska
A magnitude 1.9 earthquake struck 135 km WSW of Adak, Alaska on Sat, Jan 23, 2021, 12:33 PM HAST (22:33 UTC), 23 km (14 mi) below the surface.
A larger quake followed: M5.6 209 km WSW 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), micro
- Local time
- UTC
- 2021-01-23 22:33:15 UTC
- Depth
- 23.3 km (14.5 mi), shallow
- Epicenter
- 51.265° N, 178.329° 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
- 18
Nearby
Within 100 km, magnitude 1.5 and up: 150 in the 60 days after this one and 55 in the 30 days before it.
After
- 2.7102 km SW of Adak, Alaska · 2069 days ago · 33 km deep · 35 km away
- 2.0124 km WSW of Adak, Alaska · 2069 days ago · 14 km deep · 15 km away
- 2.783 km W of Adak, Alaska · 2068 days ago · 108 km deep · 70 km away
- 1.681 km W of Adak, Alaska · 2065 days ago · 8 km deep · 75 km away
- 3.491 km SW of Adak, Alaska · 2065 days ago · 23 km deep · 57 km away
- 2.1134 km WSW of Adak, Alaska · 2065 days ago · 20 km deep · 6 km away
- 2.5Andreanof Islands, Aleutian Islands, Alaska · 2064 days ago · 41 km deep · 55 km away
- 1.885 km WSW of Adak, Alaska · 2064 days ago · 72 km deep · 60 km away
- 2.1131 km W of Adak, Alaska · 2064 days ago · 115 km deep · 59 km away
- 1.971 km SW of Adak, Alaska · 2063 days ago · 43 km deep · 65 km away
- 2.8138 km SW of Adak, Alaska · 2062 days ago · 35 km deep · 19 km away
- 3.168 km WSW of Adak, Alaska · 2062 days ago · 68 km deep · 67 km away
- 2.0118 km WSW of Adak, Alaska · 2061 days ago · 33 km deep · 17 km away
- 1.874 km SW of Adak, Alaska · 2061 days ago · 50 km deep · 70 km away
- 1.783 km SW of Adak, Alaska · 2061 days ago · 47 km deep · 53 km away
- 1.685 km WSW of Adak, Alaska · 2061 days ago · 13 km deep · 52 km away
- 1.675 km WSW of Adak, Alaska · 2061 days ago · 17 km deep · 60 km away
- 1.979 km WSW of Adak, Alaska · 2061 days ago · 67 km deep · 56 km away
- 1.9178 km WSW of Adak, Alaska · 2061 days ago · 1 km deep · 65 km away
- 1.9130 km SW of Adak, Alaska · 2060 days ago · 45 km deep · 17 km away
- 2.7121 km SW of Adak, Alaska · 2060 days ago · 30 km deep · 21 km away
- 1.865 km SSW of Adak, Alaska · 2060 days ago · 31 km deep · 90 km away
- 1.697 km SW of Adak, Alaska · 2059 days ago · 15 km deep · 46 km away
- 1.9149 km WSW of Adak, Alaska · 2058 days ago · 10 km deep · 31 km away
- 1.5Andreanof Islands, Aleutian Islands, Alaska · 2058 days ago · 7 km deep · 71 km away
- 1.9120 km SW of Adak, Alaska · 2058 days ago · 26 km deep · 19 km away
- 1.882 km WSW of Adak, Alaska · 2058 days ago · 13 km deep · 53 km away
- 1.787 km WSW of Adak, Alaska · 2057 days ago · 44 km deep · 49 km away
- 3.0103 km SW of Adak, Alaska · 2057 days ago · 30 km deep · 52 km away
- 1.786 km WSW of Adak, Alaska · 2057 days ago · 48 km deep · 49 km away
- 3.9112 km SW of Adak, Alaska · 2056 days ago · 42 km deep · 26 km away
- 1.863 km SSW of Adak, Alaska · 2056 days ago · 35 km deep · 98 km away
- 1.9110 km SW of Adak, Alaska · 2055 days ago · 45 km deep · 27 km away
- 2.8154 km SW of Adak, Alaska · 2053 days ago · 31 km deep · 20 km away
- 2.575 km SSW of Adak, Alaska · 2053 days ago · 35 km deep · 87 km away
- 1.848 km SW of Adak, Alaska · 2052 days ago · 45 km deep · 92 km away
- 1.753 km W of Adak, Alaska · 2050 days ago · -2 km deep · 91 km away
- 2.8150 km WSW of Adak, Alaska · 2050 days ago · 32 km deep · 17 km away
- 1.581 km WSW of Adak, Alaska · 2050 days ago · 25 km deep · 55 km away
- 4.8184 km WSW of Adak, Alaska · 2048 days ago · 23 km deep · 64 km away
- 3.3Andreanof Islands, Aleutian Islands, Alaska · 2048 days ago · 35 km deep · 64 km away
- 2.3134 km SW of Adak, Alaska · 2047 days ago · 28 km deep · 49 km away
- 3.5173 km WSW of Adak, Alaska · 2047 days ago · 10 km deep · 61 km away
- 1.649 km SSW of Adak, Alaska · 2047 days ago · 27 km deep · 97 km away
- 1.861 km SSW of Adak, Alaska · 2046 days ago · 33 km deep · 87 km away
- 3.9139 km WSW of Adak, Alaska · 2046 days ago · 35 km deep · 7 km away
- 2.678 km SW of Adak, Alaska · 2046 days ago · 41 km deep · 59 km away
- 2.0135 km WSW of Adak, Alaska · 2046 days ago · 24 km deep · 0 km away
- 1.856 km SW of Adak, Alaska · 2045 days ago · 57 km deep · 80 km away
- 1.681 km W of Adak, Alaska · 2045 days ago · 4 km deep · 75 km away
- 1.9126 km WSW of Adak, Alaska · 2045 days ago · 26 km deep · 10 km away
- 2.5122 km WSW of Adak, Alaska · 2045 days ago · 75 km deep · 30 km away
- 2.5193 km WSW of Adak, Alaska · 2044 days ago · 27 km deep · 63 km away
- 2.748 km WSW of Adak, Alaska · 2044 days ago · 81 km deep · 88 km away
- 3.8212 km WSW of Adak, Alaska · 2043 days ago · 31 km deep · 78 km away
- 2.8224 km WSW of Adak, Alaska · 2043 days ago · 26 km deep · 89 km away
- 2.260 km W of Adak, Alaska · 2043 days ago · 103 km deep · 97 km away
- 4.2227 km SW of Adak, Alaska · 2043 days ago · 10 km deep · 92 km away
- 5.6209 km WSW of Adak, Alaska · 2043 days ago · 19 km deep · 74 km away · tsunami flag
- 4.6199 km WSW of Adak, Alaska · 2043 days ago · 35 km deep · 65 km away · felt by 1
The first 60 of 150.
Before
- 1.7113 km WSW of Adak, Alaska · 2070 days ago · 13 km deep · 28 km away
- 1.9137 km WSW of Adak, Alaska · 2070 days ago · 25 km deep · 12 km away
- 2.1162 km W of Adak, Alaska · 2071 days ago · 92 km deep · 63 km away
- 1.584 km SW of Adak, Alaska · 2071 days ago · 14 km deep · 53 km away
- 1.9131 km W of Adak, Alaska · 2071 days ago · 94 km deep · 53 km away
- 2.1194 km W of Adak, Alaska · 2072 days ago · 89 km deep · 88 km away
- 1.6126 km WSW of Adak, Alaska · 2072 days ago · 7 km deep · 40 km away
- 2.1126 km WSW of Adak, Alaska · 2072 days ago · 7 km deep · 37 km away
- 2.2152 km WSW of Adak, Alaska · 2073 days ago · 22 km deep · 17 km away
- 2.7157 km WSW of Adak, Alaska · 2073 days ago · 17 km deep · 27 km away
- 1.9133 km WSW of Adak, Alaska · 2073 days ago · 26 km deep · 3 km away
- 1.980 km SW of Adak, Alaska · 2073 days ago · 14 km deep · 57 km away
- 1.973 km SSW of Adak, Alaska · 2073 days ago · 26 km deep · 84 km away
- 3.558 km WSW of Adak, Alaska · 2074 days ago · 76 km deep · 78 km away
- 1.8172 km W of Adak, Alaska · 2075 days ago · 11 km deep · 73 km away
- 2.766 km SW of Adak, Alaska · 2082 days ago · 39 km deep · 78 km away
- 1.585 km WSW of Adak, Alaska · 2083 days ago · 16 km deep · 50 km away
- 1.979 km SW of Adak, Alaska · 2084 days ago · 23 km deep · 58 km away
- 1.970 km SSW of Adak, Alaska · 2084 days ago · 23 km deep · 95 km away
- 2.2141 km WSW of Adak, Alaska · 2084 days ago · 22 km deep · 21 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak02112enmic. Read Thu, Sep 24, 2026, 1:43 PM UTC.