M1.8 earthquake 241 km WSW of Adak, Alaska
A magnitude 1.8 earthquake struck 241 km WSW of Adak, Alaska on Sun, Oct 7, 2018, 1:48 PM GMT+12 (01:48 UTC), 64 km (40 mi) below the surface.
A larger quake followed: M4.4 286 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
- 1.8 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2018-10-07 01:48:24 UTC
- Depth
- 63.9 km (39.7 mi), shallow
- Epicenter
- 51.486° N, 179.933° E
- 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: 52 in the 60 days after this one and 42 in the 30 days before it.
After
- 1.8270 km WSW of Adak, Alaska · 2918 days ago · 10 km deep · 30 km away
- 2.3174 km WSW of Adak, Alaska · 2917 days ago · 37 km deep · 87 km away
- 1.7204 km W of Adak, Alaska · 2917 days ago · 26 km deep · 40 km away
- 1.5250 km WSW of Adak, Alaska · 2915 days ago · 17 km deep · 17 km away
- 1.5Rat Islands, Aleutian Islands, Alaska · 2915 days ago · 7 km deep · 92 km away
- 2.1248 km W of Adak, Alaska · 2914 days ago · 95 km deep · 37 km away
- 1.9241 km WSW of Adak, Alaska · 2914 days ago · 26 km deep · 50 km away
- 2.6287 km WSW of Adak, Alaska · 2914 days ago · 56 km deep · 46 km away
- 2.6267 km WSW of Adak, Alaska · 2911 days ago · 45 km deep · 27 km away
- 2.0234 km W of Adak, Alaska · 2911 days ago · 13 km deep · 22 km away
- 2.0161 km WSW of Adak, Alaska · 2908 days ago · 73 km deep · 83 km away
- 1.8188 km WSW of Adak, Alaska · 2907 days ago · 12 km deep · 53 km away
- 1.8254 km WSW of Adak, Alaska · 2906 days ago · 15 km deep · 24 km away
- 1.7235 km WSW of Adak, Alaska · 2906 days ago · 13 km deep · 19 km away
- 4.3287 km WSW of Adak, Alaska · 2906 days ago · 38 km deep · 57 km away
- 2.3278 km WSW of Adak, Alaska · 2906 days ago · 1 km deep · 53 km away
- 2.5220 km W of Adak, Alaska · 2906 days ago · 80 km deep · 23 km away
- 1.6Rat Islands, Aleutian Islands, Alaska · 2905 days ago · 32 km deep · 81 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 2904 days ago · 82 km deep · 79 km away
- 1.9256 km W of Adak, Alaska · 2903 days ago · 101 km deep · 42 km away
- 1.7265 km WSW of Adak, Alaska · 2903 days ago · 17 km deep · 38 km away
- 1.7287 km WSW of Adak, Alaska · 2902 days ago · 30 km deep · 46 km away
- 2.0211 km W of Adak, Alaska · 2902 days ago · 94 km deep · 36 km away
- 2.1280 km WSW of Adak, Alaska · 2902 days ago · 33 km deep · 39 km away
- 2.3Rat Islands, Aleutian Islands, Alaska · 2900 days ago · 32 km deep · 78 km away
- 1.5271 km W of Adak, Alaska · 2900 days ago · 63 km deep · 36 km away
- 1.5269 km W of Adak, Alaska · 2899 days ago · 20 km deep · 58 km away
- 2.3Rat Islands, Aleutian Islands, Alaska · 2899 days ago · 29 km deep · 78 km away
- 1.7299 km WSW of Adak, Alaska · 2899 days ago · 13 km deep · 62 km away
- 2.0204 km WSW of Adak, Alaska · 2897 days ago · 13 km deep · 53 km away
- 2.5267 km W of Adak, Alaska · 2897 days ago · 209 km deep · 61 km away
- 2.5240 km WSW of Adak, Alaska · 2896 days ago · 14 km deep · 42 km away
- 2.9265 km WSW of Adak, Alaska · 2895 days ago · 47 km deep · 25 km away
- 1.6262 km W of Adak, Alaska · 2895 days ago · 21 km deep · 56 km away
- 4.3257 km W of Adak, Alaska · 2895 days ago · 174 km deep · 63 km away
- 2.5Rat Islands, Aleutian Islands, Alaska · 2894 days ago · 35 km deep · 81 km away
- 1.6267 km W of Adak, Alaska · 2894 days ago · 21 km deep · 55 km away
- 1.5263 km W of Adak, Alaska · 2893 days ago · 17 km deep · 53 km away
- 2.8169 km WSW of Adak, Alaska · 2892 days ago · 30 km deep · 83 km away
- 3.9Rat Islands, Aleutian Islands, Alaska · 2889 days ago · 85 km deep · 99 km away
- 3.6272 km WSW of Adak, Alaska · 2888 days ago · 35 km deep · 36 km away
- 2.2225 km W of Adak, Alaska · 2880 days ago · 14 km deep · 51 km away
- 2.3195 km W of Adak, Alaska · 2878 days ago · 86 km deep · 60 km away
- 2.4205 km WSW of Adak, Alaska · 2877 days ago · 9 km deep · 62 km away
- 2.7240 km WSW of Adak, Alaska · 2876 days ago · 12 km deep · 47 km away
- 3.4240 km WSW of Adak, Alaska · 2873 days ago · 31 km deep · 58 km away
- 1.9165 km WSW of Adak, Alaska · 2868 days ago · 16 km deep · 76 km away
- 4.4286 km W of Adak, Alaska · 2868 days ago · 185 km deep · 98 km away
- 1.8152 km W of Adak, Alaska · 2866 days ago · 18 km deep · 89 km away
- 2.4252 km W of Adak, Alaska · 2864 days ago · 79 km deep · 17 km away
- 4.2197 km WSW of Adak, Alaska · 2864 days ago · 50 km deep · 50 km away
- 3.0270 km WSW of Adak, Alaska · 2863 days ago · 10 km deep · 68 km away
Before
- 1.9215 km WSW of Adak, Alaska · 2919 days ago · 52 km deep · 28 km away
- 2.3241 km WSW of Adak, Alaska · 2919 days ago · 9 km deep · 51 km away
- 1.9185 km WSW of Adak, Alaska · 2921 days ago · 24 km deep · 86 km away
- 1.8196 km WSW of Adak, Alaska · 2925 days ago · 60 km deep · 45 km away
- 2.3Rat Islands, Aleutian Islands, Alaska · 2925 days ago · 132 km deep · 91 km away
- 1.7182 km WSW of Adak, Alaska · 2926 days ago · 31 km deep · 80 km away
- 2.1170 km WSW of Adak, Alaska · 2926 days ago · 69 km deep · 90 km away
- 4.2294 km WSW of Adak, Alaska · 2927 days ago · 35 km deep · 64 km away
- 2.5214 km WSW of Adak, Alaska · 2927 days ago · 22 km deep · 67 km away
- 2.8296 km W of Adak, Alaska · 2927 days ago · 86 km deep · 61 km away
- 1.9209 km WSW of Adak, Alaska · 2928 days ago · 35 km deep · 58 km away
- 2.9290 km WSW of Adak, Alaska · 2928 days ago · 10 km deep · 71 km away
- 2.7Rat Islands, Aleutian Islands, Alaska · 2929 days ago · 77 km deep · 83 km away
- 1.9243 km WSW of Adak, Alaska · 2930 days ago · 14 km deep · 54 km away
- 2.0253 km W of Adak, Alaska · 2930 days ago · 161 km deep · 62 km away
- 2.0Rat Islands, Aleutian Islands, Alaska · 2930 days ago · 94 km deep · 81 km away
- 1.7170 km W of Adak, Alaska · 2931 days ago · 90 km deep · 72 km away
- 1.9Rat Islands, Aleutian Islands, Alaska · 2932 days ago · 114 km deep · 79 km away
- 2.0Rat Islands, Aleutian Islands, Alaska · 2932 days ago · 66 km deep · 62 km away
- 1.7224 km W of Adak, Alaska · 2932 days ago · 85 km deep · 35 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak018cv3cy4w (also filed as ak20285369). Read Sat, Oct 3, 2026, 10:53 PM UTC.