M2.4 earthquake 221 km W of Adak, Alaska
A magnitude 2.4 earthquake struck 221 km W of Adak, Alaska on Sun, Mar 18, 2018, 9:14 PM HADT (06:14 UTC), 66 km (41 mi) below the surface.
A larger quake followed: M4.5 208 km W 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
- 2.4 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2018-03-19 06:14:21 UTC
- Depth
- 66.0 km (41.0 mi), shallow
- Epicenter
- 51.545° N, 179.798° 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
- 15
Nearby
Within 100 km, magnitude 1.5 and up: 82 in the 60 days after this one and 68 in the 30 days before it.
After
- 2.1132 km WSW of Adak, Alaska · 3121 days ago · 41 km deep · 95 km away
- 1.8174 km W of Adak, Alaska · 3120 days ago · 10 km deep · 50 km away
- 2.0137 km WSW of Adak, Alaska · 3120 days ago · 26 km deep · 91 km away
- 3.9251 km WSW of Adak, Alaska · 3118 days ago · 59 km deep · 36 km away
- 2.9256 km WSW of Adak, Alaska · 3118 days ago · 47 km deep · 47 km away
- 2.5127 km WSW of Adak, Alaska · 3117 days ago · 15 km deep · 98 km away
- 1.8128 km WSW of Adak, Alaska · 3113 days ago · 9 km deep · 93 km away
- 3.9180 km WSW of Adak, Alaska · 3113 days ago · 40 km deep · 62 km away
- 2.3190 km WSW of Adak, Alaska · 3113 days ago · 12 km deep · 64 km away
- 1.7132 km W of Adak, Alaska · 3113 days ago · 13 km deep · 89 km away
- 1.6131 km W of Adak, Alaska · 3113 days ago · 16 km deep · 91 km away
- 2.6127 km WSW of Adak, Alaska · 3112 days ago · 13 km deep · 95 km away
- 1.9232 km W of Adak, Alaska · 3112 days ago · 69 km deep · 10 km away
- 2.1128 km WSW of Adak, Alaska · 3112 days ago · 13 km deep · 94 km away
- 1.7187 km WSW of Adak, Alaska · 3112 days ago · 23 km deep · 47 km away
- 3.8220 km W of Adak, Alaska · 3112 days ago · 177 km deep · 44 km away
- 1.6124 km WSW of Adak, Alaska · 3112 days ago · 11 km deep · 97 km away
- 2.7230 km W of Adak, Alaska · 3111 days ago · 196 km deep · 60 km away
- 3.6Rat Islands, Aleutian Islands, Alaska · 3111 days ago · 73 km deep · 93 km away
- 2.3245 km WSW of Adak, Alaska · 3110 days ago · 48 km deep · 27 km away
- 2.0127 km W of Adak, Alaska · 3110 days ago · 14 km deep · 94 km away
- 2.8187 km W of Adak, Alaska · 3110 days ago · 217 km deep · 57 km away
- 2.0127 km W of Adak, Alaska · 3109 days ago · 19 km deep · 94 km away
- 2.4126 km W of Adak, Alaska · 3109 days ago · 18 km deep · 95 km away
- 2.2208 km WSW of Adak, Alaska · 3109 days ago · 55 km deep · 19 km away
- 1.5158 km WSW of Adak, Alaska · 3109 days ago · 18 km deep · 63 km away
- 3.2245 km W of Adak, Alaska · 3109 days ago · 19 km deep · 25 km away
- 2.3277 km WSW of Adak, Alaska · 3108 days ago · 49 km deep · 57 km away
- 1.9127 km W of Adak, Alaska · 3105 days ago · 15 km deep · 94 km away
- 2.2130 km W of Adak, Alaska · 3105 days ago · 11 km deep · 91 km away
- 2.2210 km WSW of Adak, Alaska · 3105 days ago · 9 km deep · 32 km away
- 2.2213 km W of Adak, Alaska · 3104 days ago · 86 km deep · 20 km away
- 2.2258 km W of Adak, Alaska · 3104 days ago · 74 km deep · 40 km away
- 1.7151 km WSW of Adak, Alaska · 3104 days ago · 17 km deep · 74 km away
- 2.4Rat Islands, Aleutian Islands, Alaska · 3104 days ago · 65 km deep · 85 km away
- 2.2198 km WSW of Adak, Alaska · 3103 days ago · 26 km deep · 40 km away
- 1.6166 km W of Adak, Alaska · 3103 days ago · 10 km deep · 58 km away
- 2.0128 km W of Adak, Alaska · 3103 days ago · 20 km deep · 94 km away
- 3.2145 km WSW of Adak, Alaska · 3102 days ago · 80 km deep · 80 km away
- 2.5262 km W of Adak, Alaska · 3102 days ago · 85 km deep · 46 km away
- 2.5147 km WSW of Adak, Alaska · 3102 days ago · 69 km deep · 77 km away
- 2.0126 km W of Adak, Alaska · 3102 days ago · 13 km deep · 95 km away
- 3.0209 km WSW of Adak, Alaska · 3094 days ago · 15 km deep · 39 km away
- 3.0244 km WSW of Adak, Alaska · 3091 days ago · 7 km deep · 59 km away
- 4.4272 km WSW of Adak, Alaska · 3091 days ago · 10 km deep · 94 km away
- 4.0253 km WSW of Adak, Alaska · 3091 days ago · 10 km deep · 73 km away
- 2.6248 km WSW of Adak, Alaska · 3091 days ago · 12 km deep · 68 km away
- 4.2265 km WSW of Adak, Alaska · 3091 days ago · 10 km deep · 87 km away
- 2.6238 km WSW of Adak, Alaska · 3091 days ago · 10 km deep · 65 km away
- 2.7239 km WSW of Adak, Alaska · 3091 days ago · 11 km deep · 66 km away
- 3.7234 km WSW of Adak, Alaska · 3091 days ago · 8 km deep · 53 km away
- 3.8234 km WSW of Adak, Alaska · 3091 days ago · 6 km deep · 60 km away
- 2.3Rat Islands, Aleutian Islands, Alaska · 3091 days ago · 38 km deep · 97 km away
- 3.0168 km W of Adak, Alaska · 3091 days ago · 71 km deep · 53 km away
- 2.6241 km W of Adak, Alaska · 3088 days ago · 7 km deep · 20 km away
- 2.3229 km WSW of Adak, Alaska · 3088 days ago · 58 km deep · 9 km away
- 2.2Rat Islands, Aleutian Islands, Alaska · 3087 days ago · 63 km deep · 90 km away
- 2.9124 km WSW of Adak, Alaska · 3084 days ago · 25 km deep · 98 km away
- 1.6127 km W of Adak, Alaska · 3084 days ago · 15 km deep · 95 km away
- 2.4243 km WSW of Adak, Alaska · 3084 days ago · 52 km deep · 27 km away
The first 60 of 82.
Before
- 2.4Andreanof Islands, Aleutian Islands, Alaska · 3123 days ago · 27 km deep · 48 km away
- 2.0134 km W of Adak, Alaska · 3123 days ago · 15 km deep · 87 km away
- 1.7128 km W of Adak, Alaska · 3123 days ago · 28 km deep · 95 km away
- 1.5123 km W of Adak, Alaska · 3123 days ago · 3 km deep · 99 km away
- 2.6129 km WSW of Adak, Alaska · 3123 days ago · 8 km deep · 98 km away
- 2.6129 km W of Adak, Alaska · 3123 days ago · 26 km deep · 94 km away
- 1.9132 km W of Adak, Alaska · 3124 days ago · 17 km deep · 91 km away
- 1.7132 km W of Adak, Alaska · 3124 days ago · 19 km deep · 91 km away
- 3.5131 km W of Adak, Alaska · 3124 days ago · 19 km deep · 89 km away
- 2.3227 km W of Adak, Alaska · 3125 days ago · 86 km deep · 22 km away
- 2.2129 km W of Adak, Alaska · 3125 days ago · 14 km deep · 91 km away
- 2.0131 km WSW of Adak, Alaska · 3125 days ago · 7 km deep · 91 km away
- 1.9270 km WSW of Adak, Alaska · 3125 days ago · 51 km deep · 49 km away
- 1.9124 km W of Adak, Alaska · 3126 days ago · 18 km deep · 97 km away
- 2.8287 km WSW of Adak, Alaska · 3126 days ago · 31 km deep · 77 km away
- 1.7129 km WSW of Adak, Alaska · 3126 days ago · 11 km deep · 94 km away
- 1.8Rat Islands, Aleutian Islands, Alaska · 3126 days ago · 34 km deep · 96 km away
- 1.8125 km W of Adak, Alaska · 3127 days ago · 15 km deep · 96 km away
- 2.4242 km WSW of Adak, Alaska · 3127 days ago · 7 km deep · 56 km away
- 2.0127 km W of Adak, Alaska · 3127 days ago · 14 km deep · 94 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0183l3kpul (also filed as ak18790261). Read Sun, Oct 4, 2026, 9:50 PM UTC.