M1.6 earthquake 122 km WSW of Adak, Alaska
A magnitude 1.6 earthquake struck 122 km WSW of Adak, Alaska on Thu, Sep 28, 2017, 3:02 PM HADT (00:02 UTC), 12 km (8 mi) below the surface.
A larger quake followed: M4.8 131 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
- 1.6 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2017-09-29 00:02:42 UTC
- Depth
- 12.3 km (7.6 mi), shallow
- Epicenter
- 51.647° N, 178.369° 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
- 10
Nearby
Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 127 in the 30 days before it.
After
- 1.6135 km W of Adak, Alaska · 3290 days ago · 15 km deep · 16 km away
- 2.8128 km WSW of Adak, Alaska · 3290 days ago · 16 km deep · 17 km away
- 3.0134 km WSW of Adak, Alaska · 3290 days ago · 14 km deep · 14 km away
- 2.7125 km WSW of Adak, Alaska · 3290 days ago · 16 km deep · 11 km away
- 1.6158 km WSW of Adak, Alaska · 3290 days ago · 47 km deep · 51 km away
- 2.2124 km WSW of Adak, Alaska · 3289 days ago · 7 km deep · 3 km away
- 3.1123 km WSW of Adak, Alaska · 3289 days ago · 13 km deep · 2 km away
- 1.6112 km WSW of Adak, Alaska · 3289 days ago · 25 km deep · 26 km away
- 2.095 km WSW of Adak, Alaska · 3289 days ago · 42 km deep · 40 km away
- 1.5126 km W of Adak, Alaska · 3288 days ago · 7 km deep · 9 km away
- 1.5125 km W of Adak, Alaska · 3288 days ago · 14 km deep · 10 km away
- 2.1130 km WSW of Adak, Alaska · 3288 days ago · 11 km deep · 11 km away
- 1.9130 km W of Adak, Alaska · 3287 days ago · 15 km deep · 12 km away
- 2.3124 km W of Adak, Alaska · 3287 days ago · 12 km deep · 7 km away
- 2.3123 km W of Adak, Alaska · 3286 days ago · 5 km deep · 3 km away
- 2.1124 km W of Adak, Alaska · 3286 days ago · 15 km deep · 4 km away
- 2.1124 km WSW of Adak, Alaska · 3286 days ago · 11 km deep · 3 km away
- 2.7121 km WSW of Adak, Alaska · 3286 days ago · 14 km deep · 21 km away
- 2.4220 km W of Adak, Alaska · 3286 days ago · 77 km deep · 99 km away
- 2.6122 km WSW of Adak, Alaska · 3286 days ago · 19 km deep · 33 km away
- 2.7124 km WSW of Adak, Alaska · 3286 days ago · 20 km deep · 12 km away
- 2.173 km SW of Adak, Alaska · 3285 days ago · 25 km deep · 64 km away
- 2.4189 km WSW of Adak, Alaska · 3285 days ago · 25 km deep · 73 km away
- 2.8116 km WSW of Adak, Alaska · 3284 days ago · 20 km deep · 36 km away
- 2.660 km SSW of Adak, Alaska · 3284 days ago · 39 km deep · 93 km away
- 3.0134 km WSW of Adak, Alaska · 3283 days ago · 29 km deep · 46 km away
- 2.2129 km WSW of Adak, Alaska · 3283 days ago · 8 km deep · 7 km away
- 2.565 km SSW of Adak, Alaska · 3283 days ago · 37 km deep · 98 km away
- 2.3103 km SW of Adak, Alaska · 3282 days ago · 41 km deep · 47 km away
- 2.267 km W of Adak, Alaska · 3282 days ago · 13 km deep · 59 km away
- 1.6Andreanof Islands, Aleutian Islands, Alaska · 3282 days ago · 17 km deep · 14 km away
- 2.4125 km WSW of Adak, Alaska · 3282 days ago · 13 km deep · 4 km away
- 2.2132 km W of Adak, Alaska · 3282 days ago · 13 km deep · 13 km away
- 2.0131 km W of Adak, Alaska · 3282 days ago · 13 km deep · 14 km away
- 2.151 km SW of Adak, Alaska · 3281 days ago · 34 km deep · 78 km away
- 1.6134 km WSW of Adak, Alaska · 3281 days ago · 7 km deep · 12 km away
- 2.0155 km W of Adak, Alaska · 3281 days ago · 78 km deep · 34 km away
- 2.3201 km WSW of Adak, Alaska · 3281 days ago · 28 km deep · 81 km away
- 1.6125 km W of Adak, Alaska · 3281 days ago · 18 km deep · 14 km away
- 3.2Andreanof Islands, Aleutian Islands, Alaska · 3281 days ago · 23 km deep · 4 km away
- 3.2129 km W of Adak, Alaska · 3281 days ago · 10 km deep · 8 km away
- 2.4123 km WSW of Adak, Alaska · 3280 days ago · 12 km deep · 2 km away
- 1.945 km WSW of Adak, Alaska · 3280 days ago · 42 km deep · 82 km away
- 2.964 km WSW of Adak, Alaska · 3280 days ago · 31 km deep · 66 km away
- 2.3104 km SW of Adak, Alaska · 3279 days ago · 39 km deep · 57 km away
- 2.9136 km W of Adak, Alaska · 3279 days ago · 24 km deep · 23 km away
- 2.8128 km W of Adak, Alaska · 3278 days ago · 23 km deep · 9 km away
- 2.0128 km WSW of Adak, Alaska · 3278 days ago · 23 km deep · 7 km away
- 2.1126 km WSW of Adak, Alaska · 3278 days ago · 11 km deep · 4 km away
- 2.3200 km WSW of Adak, Alaska · 3278 days ago · 23 km deep · 78 km away
- 2.578 km WSW of Adak, Alaska · 3277 days ago · 43 km deep · 54 km away
- 3.1127 km WSW of Adak, Alaska · 3277 days ago · 13 km deep · 6 km away
- 2.3145 km WSW of Adak, Alaska · 3277 days ago · 19 km deep · 23 km away
- 2.5126 km WSW of Adak, Alaska · 3277 days ago · 12 km deep · 4 km away
- 4.1130 km WSW of Adak, Alaska · 3276 days ago · 10 km deep · 12 km away
- 3.9129 km WSW of Adak, Alaska · 3276 days ago · 10 km deep · 16 km away
- 4.1181 km W of Adak, Alaska · 3276 days ago · 96 km deep · 60 km away
- 2.8133 km WSW of Adak, Alaska · 3276 days ago · 10 km deep · 21 km away
- 2.6129 km WSW of Adak, Alaska · 3276 days ago · 17 km deep · 14 km away
- 2.5177 km WSW of Adak, Alaska · 3275 days ago · 83 km deep · 55 km away
The first 60 of at least 200.
Before
- 3.3126 km W of Adak, Alaska · 3290 days ago · 13 km deep · 6 km away
- 2.3126 km WSW of Adak, Alaska · 3291 days ago · 7 km deep · 4 km away
- 1.5108 km WSW of Adak, Alaska · 3291 days ago · 44 km deep · 18 km away
- 1.569 km WSW of Adak, Alaska · 3291 days ago · 69 km deep · 59 km away
- 1.5Andreanof Islands, Aleutian Islands, Alaska · 3291 days ago · 16 km deep · 9 km away
- 1.7126 km WSW of Adak, Alaska · 3291 days ago · 13 km deep · 5 km away
- 1.970 km SW of Adak, Alaska · 3291 days ago · 54 km deep · 67 km away
- 2.0209 km W of Adak, Alaska · 3292 days ago · 71 km deep · 87 km away
- 1.8123 km W of Adak, Alaska · 3292 days ago · 18 km deep · 7 km away
- 2.0123 km WSW of Adak, Alaska · 3292 days ago · 13 km deep · 1 km away
- 1.9126 km W of Adak, Alaska · 3292 days ago · 17 km deep · 11 km away
- 1.9103 km WSW of Adak, Alaska · 3293 days ago · 43 km deep · 32 km away
- 2.0128 km W of Adak, Alaska · 3294 days ago · 16 km deep · 9 km away
- 1.943 km SW of Adak, Alaska · 3294 days ago · 47 km deep · 89 km away
- 1.8127 km W of Adak, Alaska · 3294 days ago · 14 km deep · 6 km away
- 2.792 km WSW of Adak, Alaska · 3294 days ago · 19 km deep · 30 km away
- 1.9125 km WSW of Adak, Alaska · 3294 days ago · 16 km deep · 4 km away
- 3.9130 km WSW of Adak, Alaska · 3295 days ago · 11 km deep · 22 km away
- 2.3212 km W of Adak, Alaska · 3295 days ago · 87 km deep · 92 km away
- 1.7131 km W of Adak, Alaska · 3295 days ago · 16 km deep · 16 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak017chu6x14 (also filed as ak16989154). Read Fri, Oct 2, 2026, 8:45 AM UTC.