M2.1 earthquake 259 km WSW of Adak, Alaska
A magnitude 2.1 earthquake struck 259 km WSW of Adak, Alaska on Sun, Jul 9, 2017, 10:50 AM GMT+12 (22:50 UTC), 48 km (30 mi) below the surface.
A larger quake followed: M4.8 Rat Islands, Aleutian Islands, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.1 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2017-07-08 22:50:28 UTC
- Depth
- 47.9 km (29.8 mi), shallow
- Epicenter
- 51.371° N, 179.707° 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
- 11
Nearby
Within 100 km, magnitude 1.5 and up: 147 in the 60 days after this one and 68 in the 30 days before it.
After
- 2.8255 km WSW of Adak, Alaska · 3373 days ago · 44 km deep · 11 km away
- 3.0Rat Islands, Aleutian Islands, Alaska · 3372 days ago · 110 km deep · 98 km away
- 2.0231 km W of Adak, Alaska · 3371 days ago · 66 km deep · 37 km away
- 1.9164 km WSW of Adak, Alaska · 3371 days ago · 37 km deep · 94 km away
- 2.6243 km WSW of Adak, Alaska · 3371 days ago · 21 km deep · 34 km away
- 2.4290 km WSW of Adak, Alaska · 3370 days ago · 21 km deep · 36 km away
- 4.0Rat Islands, Aleutian Islands, Alaska · 3370 days ago · 45 km deep · 63 km away
- 2.0Rat Islands, Aleutian Islands, Alaska · 3370 days ago · 8 km deep · 80 km away
- 2.7258 km W of Adak, Alaska · 3367 days ago · 174 km deep · 71 km away
- 2.4245 km W of Adak, Alaska · 3366 days ago · 133 km deep · 61 km away
- 4.2246 km W of Adak, Alaska · 3366 days ago · 57 km deep · 17 km away
- 1.8171 km WSW of Adak, Alaska · 3366 days ago · 28 km deep · 88 km away
- 1.8Rat Islands, Aleutian Islands, Alaska · 3366 days ago · 14 km deep · 64 km away
- 2.1184 km W of Adak, Alaska · 3366 days ago · 79 km deep · 77 km away
- 2.4254 km WSW of Adak, Alaska · 3365 days ago · 43 km deep · 11 km away
- 2.2Rat Islands, Aleutian Islands, Alaska · 3363 days ago · 68 km deep · 90 km away
- 2.4Rat Islands, Aleutian Islands, Alaska · 3363 days ago · 7 km deep · 99 km away
- 2.5237 km WSW of Adak, Alaska · 3363 days ago · 17 km deep · 43 km away
- 2.4253 km WSW of Adak, Alaska · 3363 days ago · 15 km deep · 31 km away
- 2.1291 km W of Adak, Alaska · 3363 days ago · 25 km deep · 39 km away
- 1.7298 km W of Adak, Alaska · 3362 days ago · 14 km deep · 68 km away
- 2.3243 km WSW of Adak, Alaska · 3362 days ago · 13 km deep · 54 km away
- 2.5288 km WSW of Adak, Alaska · 3362 days ago · 22 km deep · 51 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 3362 days ago · 125 km deep · 96 km away
- 1.9227 km W of Adak, Alaska · 3361 days ago · 97 km deep · 46 km away
- 2.4263 km W of Adak, Alaska · 3360 days ago · 86 km deep · 38 km away
- 1.7Rat Islands, Aleutian Islands, Alaska · 3360 days ago · 21 km deep · 82 km away
- 2.0Rat Islands, Aleutian Islands, Alaska · 3360 days ago · 14 km deep · 80 km away
- 1.8208 km W of Adak, Alaska · 3360 days ago · 70 km deep · 52 km away
- 1.9Rat Islands, Aleutian Islands, Alaska · 3360 days ago · 28 km deep · 62 km away
- 2.2240 km W of Adak, Alaska · 3360 days ago · 183 km deep · 67 km away
- 1.5182 km WSW of Adak, Alaska · 3359 days ago · 26 km deep · 85 km away
- 2.8254 km W of Adak, Alaska · 3359 days ago · 77 km deep · 21 km away
- 1.9166 km W of Adak, Alaska · 3358 days ago · 9 km deep · 98 km away
- 1.7180 km WSW of Adak, Alaska · 3358 days ago · 23 km deep · 80 km away
- 2.3Rat Islands, Aleutian Islands, Alaska · 3357 days ago · 69 km deep · 74 km away
- 2.8296 km WSW of Adak, Alaska · 3357 days ago · 23 km deep · 44 km away
- 2.4Rat Islands, Aleutian Islands, Alaska · 3357 days ago · 20 km deep · 85 km away
- 2.5248 km WSW of Adak, Alaska · 3357 days ago · 22 km deep · 49 km away
- 2.2265 km WSW of Adak, Alaska · 3356 days ago · 58 km deep · 13 km away
- 1.7210 km W of Adak, Alaska · 3356 days ago · 13 km deep · 55 km away
- 2.3Rat Islands, Aleutian Islands, Alaska · 3355 days ago · 81 km deep · 85 km away
- 2.5246 km WSW of Adak, Alaska · 3353 days ago · 27 km deep · 32 km away
- 2.1166 km W of Adak, Alaska · 3352 days ago · 12 km deep · 96 km away
- 2.5259 km W of Adak, Alaska · 3352 days ago · 172 km deep · 79 km away
- 2.0294 km WSW of Adak, Alaska · 3352 days ago · 33 km deep · 37 km away
- 1.9Rat Islands, Aleutian Islands, Alaska · 3352 days ago · 77 km deep · 76 km away
- 1.9167 km W of Adak, Alaska · 3351 days ago · 8 km deep · 95 km away
- 2.4220 km WSW of Adak, Alaska · 3351 days ago · 68 km deep · 39 km away
- 1.9Rat Islands, Aleutian Islands, Alaska · 3350 days ago · 32 km deep · 61 km away
- 1.9168 km W of Adak, Alaska · 3350 days ago · 7 km deep · 96 km away
- 3.5252 km W of Adak, Alaska · 3350 days ago · 92 km deep · 40 km away
- 2.0198 km WSW of Adak, Alaska · 3350 days ago · 13 km deep · 71 km away
- 2.3288 km WSW of Adak, Alaska · 3348 days ago · 18 km deep · 36 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 3348 days ago · 107 km deep · 94 km away
- 2.7Rat Islands, Aleutian Islands, Alaska · 3348 days ago · 69 km deep · 87 km away
- 3.9230 km W of Adak, Alaska · 3348 days ago · 97 km deep · 38 km away
- 2.3202 km W of Adak, Alaska · 3347 days ago · 125 km deep · 65 km away
- 2.3170 km WSW of Adak, Alaska · 3347 days ago · 10 km deep · 94 km away
- 2.1180 km WSW of Adak, Alaska · 3347 days ago · 58 km deep · 82 km away
The first 60 of 147.
Before
- 4.0Rat Islands, Aleutian Islands, Alaska · 3375 days ago · 110 km deep · 94 km away
- 2.9293 km WSW of Adak, Alaska · 3375 days ago · 26 km deep · 43 km away
- 2.0168 km WSW of Adak, Alaska · 3376 days ago · 68 km deep · 95 km away
- 1.9183 km WSW of Adak, Alaska · 3378 days ago · 23 km deep · 79 km away
- 1.7Rat Islands, Aleutian Islands, Alaska · 3379 days ago · 30 km deep · 64 km away
- 1.6Rat Islands, Aleutian Islands, Alaska · 3379 days ago · 40 km deep · 61 km away
- 1.8244 km W of Adak, Alaska · 3379 days ago · 89 km deep · 41 km away
- 1.7238 km WSW of Adak, Alaska · 3379 days ago · 13 km deep · 22 km away
- 3.1Rat Islands, Aleutian Islands, Alaska · 3379 days ago · 80 km deep · 65 km away
- 1.9169 km W of Adak, Alaska · 3381 days ago · 13 km deep · 94 km away
- 2.7237 km WSW of Adak, Alaska · 3381 days ago · 15 km deep · 47 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 3382 days ago · 93 km deep · 71 km away
- 2.4Rat Islands, Aleutian Islands, Alaska · 3382 days ago · 35 km deep · 65 km away
- 2.1193 km WSW of Adak, Alaska · 3383 days ago · 63 km deep · 69 km away
- 1.9181 km WSW of Adak, Alaska · 3383 days ago · 57 km deep · 87 km away
- 2.0178 km WSW of Adak, Alaska · 3383 days ago · 23 km deep · 85 km away
- 2.1285 km WSW of Adak, Alaska · 3383 days ago · 53 km deep · 26 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 3384 days ago · 104 km deep · 66 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 3384 days ago · 90 km deep · 95 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 3384 days ago · 104 km deep · 92 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0178oxywnd (also filed as ak16301905). Read Sat, Oct 3, 2026, 1:24 AM UTC.