M2.2 earthquake 82 km ESE of Adak, Alaska
A magnitude 2.2 earthquake struck 82 km ESE of Adak, Alaska on Wed, Oct 18, 2017, 2:39 PM HADT (23:39 UTC), 47 km (29 mi) below the surface.
A larger quake followed: M4.9 82 km SW of Atka, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.2 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2017-10-18 23:39:34 UTC
- Depth
- 47.2 km (29.3 mi), shallow
- Epicenter
- 51.522° N, 175.586° 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
- 16
Nearby
Within 100 km, magnitude 1.5 and up: 131 in the 60 days after this one and 40 in the 30 days before it.
After
- 2.283 km ESE of Adak, Alaska · 3270 days ago · 57 km deep · 5 km away
- 2.566 km SE of Adak, Alaska · 3269 days ago · 27 km deep · 31 km away
- 2.460 km SSE of Adak, Alaska · 3268 days ago · 13 km deep · 59 km away
- 2.726 km ESE of Adak, Alaska · 3268 days ago · 78 km deep · 57 km away
- 1.986 km E of Adak, Alaska · 3266 days ago · 3 km deep · 35 km away
- 2.553 km ESE of Adak, Alaska · 3263 days ago · 66 km deep · 32 km away
- 2.495 km SE of Adak, Alaska · 3262 days ago · 18 km deep · 15 km away
- 2.676 km ESE of Adak, Alaska · 3262 days ago · 21 km deep · 21 km away
- 2.597 km SSE of Adak, Alaska · 3262 days ago · 14 km deep · 67 km away
- 2.096 km SW of Atka, Alaska · 3260 days ago · 41 km deep · 25 km away
- 2.052 km SSE of Adak, Alaska · 3258 days ago · 24 km deep · 63 km away
- 2.246 km ESE of Adak, Alaska · 3258 days ago · 54 km deep · 36 km away
- 2.7113 km SSW of Atka, Alaska · 3258 days ago · 35 km deep · 49 km away
- 2.0112 km SSW of Atka, Alaska · 3258 days ago · 26 km deep · 46 km away
- 2.9118 km SSW of Atka, Alaska · 3258 days ago · 26 km deep · 54 km away
- 2.054 km SSE of Adak, Alaska · 3258 days ago · 27 km deep · 51 km away
- 1.970 km SE of Adak, Alaska · 3257 days ago · 28 km deep · 23 km away
- 2.3Andreanof Islands, Aleutian Islands, Alaska · 3257 days ago · 20 km deep · 53 km away
- 1.939 km ENE of Adak, Alaska · 3257 days ago · 6 km deep · 71 km away
- 1.739 km NE of Adak, Alaska · 3257 days ago · 6 km deep · 73 km away
- 2.542 km SW of Atka, Alaska · 3257 days ago · 41 km deep · 82 km away
- 2.471 km ENE of Adak, Alaska · 3255 days ago · 152 km deep · 69 km away
- 1.658 km SSE of Adak, Alaska · 3255 days ago · 26 km deep · 46 km away
- 1.684 km S of Adak, Alaska · 3255 days ago · 18 km deep · 78 km away
- 2.159 km SW of Atka, Alaska · 3254 days ago · 41 km deep · 65 km away
- 2.169 km SW of Atka, Alaska · 3254 days ago · 41 km deep · 51 km away
- 1.954 km SSE of Adak, Alaska · 3254 days ago · 24 km deep · 44 km away
- 2.418 km S of Adak, Alaska · 3253 days ago · 61 km deep · 74 km away
- 2.085 km SW of Atka, Alaska · 3253 days ago · 26 km deep · 39 km away
- 2.974 km SE of Adak, Alaska · 3252 days ago · 27 km deep · 38 km away
- 2.495 km SW of Atka, Alaska · 3250 days ago · 37 km deep · 30 km away
- 2.049 km S of Adak, Alaska · 3250 days ago · 41 km deep · 65 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 3250 days ago · 46 km deep · 67 km away
- 2.053 km SSW of Atka, Alaska · 3249 days ago · 41 km deep · 74 km away
- 4.086 km SSE of Adak, Alaska · 3248 days ago · 34 km deep · 59 km away
- 1.643 km S of Adak, Alaska · 3248 days ago · 47 km deep · 70 km away
- 1.623 km ESE of Adak, Alaska · 3248 days ago · 66 km deep · 59 km away
- 1.762 km SE of Adak, Alaska · 3248 days ago · 26 km deep · 27 km away
- 2.573 km SE of Adak, Alaska · 3248 days ago · 14 km deep · 22 km away
- 2.038 km S of Adak, Alaska · 3248 days ago · 42 km deep · 67 km away
- 1.943 km SE of Adak, Alaska · 3247 days ago · 48 km deep · 42 km away
- 2.259 km S of Atka, Alaska · 3247 days ago · 35 km deep · 91 km away
- 1.857 km S of Adak, Alaska · 3247 days ago · 23 km deep · 64 km away
- 2.035 km NE of Adak, Alaska · 3246 days ago · 5 km deep · 74 km away
- 2.144 km SE of Adak, Alaska · 3245 days ago · 47 km deep · 46 km away
- 2.240 km SSE of Adak, Alaska · 3244 days ago · 19 km deep · 53 km away
- 2.142 km SSW of Adak, Alaska · 3243 days ago · 21 km deep · 89 km away
- 1.687 km SW of Atka, Alaska · 3243 days ago · 4 km deep · 35 km away
- 1.854 km SSE of Adak, Alaska · 3243 days ago · 22 km deep · 52 km away
- 2.158 km SW of Atka, Alaska · 3243 days ago · 71 km deep · 63 km away
- 2.880 km SSE of Adak, Alaska · 3242 days ago · 21 km deep · 57 km away
- 2.924 km SSW of Adak, Alaska · 3242 days ago · 60 km deep · 85 km away
- 2.164 km SE of Adak, Alaska · 3242 days ago · 22 km deep · 19 km away
- 4.668 km SW of Atka, Alaska · 3242 days ago · 47 km deep · 53 km away
- 2.485 km SW of Atka, Alaska · 3242 days ago · 41 km deep · 46 km away
- 2.191 km SSW of Atka, Alaska · 3242 days ago · 25 km deep · 48 km away
- 1.891 km SSW of Atka, Alaska · 3241 days ago · 26 km deep · 46 km away
- 1.664 km SW of Atka, Alaska · 3241 days ago · 23 km deep · 58 km away
- 3.580 km SW of Atka, Alaska · 3241 days ago · 23 km deep · 46 km away
- 1.77 km NE of Adak, Alaska · 3241 days ago · 7 km deep · 81 km away
The first 60 of 131.
Before
- 2.269 km S of Adak, Alaska · 3271 days ago · 22 km deep · 77 km away
- 2.579 km SW of Atka, Alaska · 3271 days ago · 35 km deep · 49 km away
- 2.086 km S of Atka, Alaska · 3272 days ago · 28 km deep · 90 km away
- 4.080 km ENE of Adak, Alaska · 3273 days ago · 188 km deep · 81 km away
- 2.275 km ESE of Adak, Alaska · 3274 days ago · 46 km deep · 18 km away
- 1.949 km WSW of Atka, Alaska · 3276 days ago · 13 km deep · 75 km away
- 2.542 km SSE of Adak, Alaska · 3277 days ago · 53 km deep · 54 km away
- 2.390 km SW of Atka, Alaska · 3277 days ago · 26 km deep · 32 km away
- 2.1100 km SE of Adak, Alaska · 3280 days ago · 19 km deep · 46 km away
- 2.2Andreanof Islands, Aleutian Islands, Alaska · 3280 days ago · 15 km deep · 62 km away
- 1.957 km SSE of Adak, Alaska · 3281 days ago · 26 km deep · 46 km away
- 2.981 km S of Adak, Alaska · 3281 days ago · 17 km deep · 74 km away
- 1.969 km SW of Atka, Alaska · 3284 days ago · 42 km deep · 54 km away
- 1.980 km ESE of Adak, Alaska · 3286 days ago · 5 km deep · 24 km away
- 1.644 km SSW of Atka, Alaska · 3287 days ago · 19 km deep · 82 km away
- 2.090 km ESE of Adak, Alaska · 3287 days ago · 50 km deep · 11 km away
- 1.955 km ESE of Adak, Alaska · 3288 days ago · 51 km deep · 27 km away
- 1.936 km NE of Adak, Alaska · 3288 days ago · 7 km deep · 75 km away
- 1.7Andreanof Islands, Aleutian Islands, Alaska · 3289 days ago · 63 km deep · 68 km away
- 2.143 km NNE of Adak, Alaska · 3289 days ago · 166 km deep · 97 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak017ddnbe87 (also filed as ak17091195). Read Thu, Oct 1, 2026, 8:50 PM UTC.