M1.9 earthquake 137 km WSW of Adak, Alaska
A magnitude 1.9 earthquake struck 137 km WSW of Adak, Alaska on Thu, Oct 19, 2017, 5:37 PM HADT (02:37 UTC), 1 km (1 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
- 1.9 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2017-10-20 02:37:54 UTC
- Depth
- 1.1 km (0.7 mi), shallow
- Epicenter
- 51.626° N, 178.583° 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
- 11
Nearby
Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 112 in the 30 days before it.
After
- 2.6162 km W of Adak, Alaska · 3268 days ago · 106 km deep · 32 km away
- 2.1129 km WSW of Adak, Alaska · 3268 days ago · 25 km deep · 40 km away
- 3.0134 km WSW of Adak, Alaska · 3268 days ago · 5 km deep · 29 km away
- 1.8124 km WSW of Adak, Alaska · 3268 days ago · 11 km deep · 13 km away
- 2.0125 km WSW of Adak, Alaska · 3268 days ago · 13 km deep · 12 km away
- 2.0126 km W of Adak, Alaska · 3268 days ago · 19 km deep · 12 km away
- 2.3128 km W of Adak, Alaska · 3267 days ago · 14 km deep · 13 km away
- 2.2212 km WSW of Adak, Alaska · 3267 days ago · 18 km deep · 76 km away
- 2.2125 km WSW of Adak, Alaska · 3266 days ago · 13 km deep · 12 km away
- 2.361 km WSW of Adak, Alaska · 3266 days ago · 21 km deep · 81 km away
- 2.3126 km W of Adak, Alaska · 3266 days ago · 14 km deep · 12 km away
- 3.1161 km WSW of Adak, Alaska · 3265 days ago · 35 km deep · 60 km away
- 2.3128 km WSW of Adak, Alaska · 3265 days ago · 7 km deep · 9 km away
- 4.8131 km WSW of Adak, Alaska · 3265 days ago · 55 km deep · 30 km away
- 3.3122 km WSW of Adak, Alaska · 3264 days ago · 35 km deep · 41 km away
- 3.6126 km WSW of Adak, Alaska · 3264 days ago · 35 km deep · 33 km away
- 4.1206 km WSW of Adak, Alaska · 3264 days ago · 60 km deep · 71 km away
- 3.1128 km WSW of Adak, Alaska · 3264 days ago · 35 km deep · 38 km away
- 2.2127 km W of Adak, Alaska · 3264 days ago · 10 km deep · 11 km away
- 3.0125 km WSW of Adak, Alaska · 3264 days ago · 13 km deep · 12 km away
- 2.2128 km W of Adak, Alaska · 3263 days ago · 13 km deep · 10 km away
- 2.9102 km SW of Adak, Alaska · 3263 days ago · 29 km deep · 74 km away
- 2.1129 km W of Adak, Alaska · 3263 days ago · 35 km deep · 34 km away
- 2.4139 km W of Adak, Alaska · 3263 days ago · 6 km deep · 42 km away
- 2.797 km SW of Adak, Alaska · 3263 days ago · 21 km deep · 72 km away
- 2.2190 km WSW of Adak, Alaska · 3263 days ago · 33 km deep · 56 km away
- 2.2131 km W of Adak, Alaska · 3263 days ago · 18 km deep · 14 km away
- 2.074 km WSW of Adak, Alaska · 3262 days ago · 32 km deep · 69 km away
- 2.8114 km WSW of Adak, Alaska · 3262 days ago · 34 km deep · 49 km away
- 1.9105 km WSW of Adak, Alaska · 3262 days ago · 25 km deep · 32 km away
- 2.6Andreanof Islands, Aleutian Islands, Alaska · 3262 days ago · 20 km deep · 12 km away
- 2.0125 km WSW of Adak, Alaska · 3261 days ago · 14 km deep · 11 km away
- 1.9126 km WSW of Adak, Alaska · 3261 days ago · 57 km deep · 26 km away
- 1.977 km WSW of Adak, Alaska · 3260 days ago · 33 km deep · 68 km away
- 2.796 km WSW of Adak, Alaska · 3260 days ago · 27 km deep · 50 km away
- 2.6190 km WSW of Adak, Alaska · 3259 days ago · 25 km deep · 58 km away
- 3.2181 km WSW of Adak, Alaska · 3258 days ago · 26 km deep · 56 km away
- 1.9126 km W of Adak, Alaska · 3258 days ago · 7 km deep · 12 km away
- 2.0120 km W of Adak, Alaska · 3257 days ago · 84 km deep · 30 km away
- 1.9125 km WSW of Adak, Alaska · 3257 days ago · 8 km deep · 14 km away
- 2.0127 km WSW of Adak, Alaska · 3256 days ago · 9 km deep · 10 km away
- 1.9118 km WSW of Adak, Alaska · 3256 days ago · 36 km deep · 38 km away
- 1.9100 km SW of Adak, Alaska · 3256 days ago · 24 km deep · 89 km away
- 2.4126 km WSW of Adak, Alaska · 3256 days ago · 5 km deep · 12 km away
- 2.0194 km WSW of Adak, Alaska · 3255 days ago · 1 km deep · 57 km away
- 1.6122 km W of Adak, Alaska · 3255 days ago · 21 km deep · 19 km away
- 1.6144 km WSW of Adak, Alaska · 3255 days ago · 18 km deep · 11 km away
- 1.9135 km WSW of Adak, Alaska · 3255 days ago · 5 km deep · 2 km away
- 2.2133 km W of Adak, Alaska · 3255 days ago · 9 km deep · 5 km away
- 2.0110 km SW of Adak, Alaska · 3255 days ago · 36 km deep · 61 km away
- 1.7149 km WSW of Adak, Alaska · 3255 days ago · 18 km deep · 48 km away
- 1.9122 km WSW of Adak, Alaska · 3255 days ago · 15 km deep · 24 km away
- 1.6128 km W of Adak, Alaska · 3255 days ago · 14 km deep · 11 km away
- 1.6133 km W of Adak, Alaska · 3255 days ago · 14 km deep · 9 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 3255 days ago · 34 km deep · 77 km away
- 2.3Andreanof Islands, Aleutian Islands, Alaska · 3255 days ago · 49 km deep · 38 km away
- 1.6122 km SW of Adak, Alaska · 3254 days ago · 16 km deep · 61 km away
- 1.597 km SW of Adak, Alaska · 3254 days ago · 13 km deep · 76 km away
- 1.9128 km W of Adak, Alaska · 3254 days ago · 7 km deep · 9 km away
- 1.8125 km W of Adak, Alaska · 3254 days ago · 20 km deep · 14 km away
The first 60 of at least 199.
Before
- 2.1133 km W of Adak, Alaska · 3269 days ago · 7 km deep · 6 km away
- 2.9219 km W of Adak, Alaska · 3270 days ago · 89 km deep · 95 km away
- 2.9120 km WSW of Adak, Alaska · 3270 days ago · 7 km deep · 17 km away
- 1.9125 km W of Adak, Alaska · 3270 days ago · 13 km deep · 14 km away
- 2.0122 km WSW of Adak, Alaska · 3270 days ago · 14 km deep · 36 km away
- 1.9124 km W of Adak, Alaska · 3270 days ago · 20 km deep · 15 km away
- 2.986 km SW of Adak, Alaska · 3271 days ago · 50 km deep · 73 km away
- 1.9132 km W of Adak, Alaska · 3271 days ago · 16 km deep · 11 km away
- 2.2124 km SW of Adak, Alaska · 3272 days ago · 15 km deep · 74 km away
- 2.3120 km SW of Adak, Alaska · 3272 days ago · 20 km deep · 70 km away
- 1.6110 km WSW of Adak, Alaska · 3272 days ago · 16 km deep · 31 km away
- 1.8116 km WSW of Adak, Alaska · 3274 days ago · 48 km deep · 32 km away
- 2.5126 km W of Adak, Alaska · 3274 days ago · 71 km deep · 22 km away
- 2.1126 km W of Adak, Alaska · 3274 days ago · 13 km deep · 11 km away
- 2.1136 km WSW of Adak, Alaska · 3274 days ago · 45 km deep · 37 km away
- 2.3129 km W of Adak, Alaska · 3274 days ago · 12 km deep · 10 km away
- 2.1127 km WSW of Adak, Alaska · 3274 days ago · 9 km deep · 9 km away
- 3.0139 km SW of Adak, Alaska · 3274 days ago · 19 km deep · 55 km away
- 2.8120 km WSW of Adak, Alaska · 3274 days ago · 14 km deep · 21 km away
- 2.2128 km WSW of Adak, Alaska · 3274 days ago · 15 km deep · 13 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak017dglvll6 (also filed as ak17093809). Read Fri, Oct 2, 2026, 1:47 AM UTC.