M1.8 earthquake 189 km WSW of Adak, Alaska
A magnitude 1.8 earthquake struck 189 km WSW of Adak, Alaska on Tue, Aug 9, 2016, 6:41 AM HADT (15:41 UTC), 26 km (16 mi) below the surface.
A larger quake followed: M5.6 269 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
- 2016-08-09 15:41:21 UTC
- Depth
- 25.6 km (15.9 mi), shallow
- Epicenter
- 51.222° N, 179.166° 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
- 15
Nearby
Within 100 km, magnitude 1.5 and up: 117 in the 60 days after this one and 94 in the 30 days before it.
After
- 2.0111 km WSW of Adak, Alaska · 3707 days ago · 13 km deep · 78 km away
- 2.0183 km WSW of Adak, Alaska · 3707 days ago · 24 km deep · 29 km away
- 1.693 km WSW of Adak, Alaska · 3706 days ago · 38 km deep · 98 km away
- 1.5133 km WSW of Adak, Alaska · 3706 days ago · 28 km deep · 57 km away
- 1.9112 km WSW of Adak, Alaska · 3706 days ago · 12 km deep · 78 km away
- 2.7228 km WSW of Adak, Alaska · 3704 days ago · 15 km deep · 38 km away
- 1.9240 km WSW of Adak, Alaska · 3704 days ago · 21 km deep · 57 km away
- 1.8130 km WSW of Adak, Alaska · 3703 days ago · 8 km deep · 65 km away
- 1.5113 km WSW of Adak, Alaska · 3703 days ago · 9 km deep · 77 km away
- 1.5120 km WSW of Adak, Alaska · 3703 days ago · 45 km deep · 70 km away
- 5.6269 km W of Adak, Alaska · 3703 days ago · 65 km deep · 99 km away · tsunami flag
- 1.5136 km WSW of Adak, Alaska · 3702 days ago · 37 km deep · 54 km away
- 2.2212 km WSW of Adak, Alaska · 3702 days ago · 5 km deep · 32 km away
- 2.0Andreanof Islands, Aleutian Islands, Alaska · 3701 days ago · 55 km deep · 42 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 3701 days ago · 3 km deep · 68 km away
- 1.9149 km WSW of Adak, Alaska · 3701 days ago · 63 km deep · 41 km away
- 1.8114 km WSW of Adak, Alaska · 3700 days ago · 74 km deep · 78 km away
- 2.3135 km WSW of Adak, Alaska · 3700 days ago · 65 km deep · 55 km away
- 2.4187 km W of Adak, Alaska · 3700 days ago · 171 km deep · 83 km away
- 2.1144 km WSW of Adak, Alaska · 3697 days ago · 45 km deep · 45 km away
- 2.7179 km WSW of Adak, Alaska · 3697 days ago · 26 km deep · 16 km away
- 1.7126 km WSW of Adak, Alaska · 3696 days ago · 24 km deep · 64 km away
- 2.0163 km WSW of Adak, Alaska · 3695 days ago · 23 km deep · 26 km away
- 2.2183 km WSW of Adak, Alaska · 3695 days ago · 20 km deep · 7 km away
- 2.1177 km WSW of Adak, Alaska · 3695 days ago · 24 km deep · 22 km away
- 2.7194 km WSW of Adak, Alaska · 3695 days ago · 70 km deep · 37 km away
- 2.5192 km WSW of Adak, Alaska · 3695 days ago · 26 km deep · 12 km away
- 2.7213 km W of Adak, Alaska · 3694 days ago · 188 km deep · 96 km away
- 2.2140 km SW of Adak, Alaska · 3693 days ago · 26 km deep · 64 km away
- 1.9262 km WSW of Adak, Alaska · 3692 days ago · 9 km deep · 77 km away
- 2.1183 km WSW of Adak, Alaska · 3691 days ago · 23 km deep · 18 km away
- 2.6252 km WSW of Adak, Alaska · 3691 days ago · 51 km deep · 73 km away
- 2.3154 km WSW of Adak, Alaska · 3691 days ago · 17 km deep · 45 km away
- 1.6225 km W of Adak, Alaska · 3690 days ago · 66 km deep · 59 km away
- 1.5154 km WSW of Adak, Alaska · 3690 days ago · 39 km deep · 36 km away
- 2.0194 km WSW of Adak, Alaska · 3690 days ago · 26 km deep · 7 km away
- 1.9107 km SW of Adak, Alaska · 3689 days ago · 49 km deep · 91 km away
- 1.6129 km W of Adak, Alaska · 3689 days ago · 6 km deep · 71 km away
- 2.1237 km WSW of Adak, Alaska · 3689 days ago · 20 km deep · 56 km away
- 1.8152 km WSW of Adak, Alaska · 3688 days ago · 9 km deep · 38 km away
- 2.5253 km W of Adak, Alaska · 3687 days ago · 95 km deep · 99 km away
- 1.8112 km WSW of Adak, Alaska · 3687 days ago · 18 km deep · 78 km away
- 1.7154 km W of Adak, Alaska · 3687 days ago · 25 km deep · 58 km away
- 2.4230 km W of Adak, Alaska · 3686 days ago · 67 km deep · 64 km away
- 2.0106 km SW of Adak, Alaska · 3685 days ago · 46 km deep · 91 km away
- 1.9122 km WSW of Adak, Alaska · 3685 days ago · 30 km deep · 70 km away
- 1.7111 km SW of Adak, Alaska · 3685 days ago · 34 km deep · 89 km away
- 1.9159 km WSW of Adak, Alaska · 3685 days ago · 22 km deep · 30 km away
- 1.8137 km WSW of Adak, Alaska · 3684 days ago · 77 km deep · 57 km away
- 1.9150 km WSW of Adak, Alaska · 3684 days ago · 14 km deep · 42 km away
- 3.7188 km WSW of Adak, Alaska · 3684 days ago · 22 km deep · 14 km away
- 1.5132 km W of Adak, Alaska · 3683 days ago · 14 km deep · 75 km away
- 1.9172 km W of Adak, Alaska · 3683 days ago · 13 km deep · 60 km away
- 2.0166 km W of Adak, Alaska · 3682 days ago · 98 km deep · 51 km away
- 2.4221 km WSW of Adak, Alaska · 3682 days ago · 51 km deep · 43 km away
- 2.7182 km WSW of Adak, Alaska · 3682 days ago · 28 km deep · 8 km away
- 2.0219 km WSW of Adak, Alaska · 3682 days ago · 36 km deep · 35 km away
- 2.1118 km WSW of Adak, Alaska · 3682 days ago · 44 km deep · 72 km away
- 2.2108 km WSW of Adak, Alaska · 3680 days ago · 12 km deep · 82 km away
- 1.7118 km WSW of Adak, Alaska · 3680 days ago · 27 km deep · 72 km away
The first 60 of 117.
Before
- 2.3243 km WSW of Adak, Alaska · 3708 days ago · 13 km deep · 54 km away
- 1.8121 km WSW of Adak, Alaska · 3708 days ago · 13 km deep · 68 km away
- 1.9264 km WSW of Adak, Alaska · 3708 days ago · 48 km deep · 83 km away
- 2.4203 km WSW of Adak, Alaska · 3708 days ago · 64 km deep · 22 km away
- 1.6119 km SW of Adak, Alaska · 3709 days ago · 36 km deep · 81 km away
- 2.0187 km WSW of Adak, Alaska · 3709 days ago · 26 km deep · 7 km away
- 2.5200 km WSW of Adak, Alaska · 3709 days ago · 25 km deep · 12 km away
- 1.7275 km WSW of Adak, Alaska · 3709 days ago · 49 km deep · 97 km away
- 1.9111 km WSW of Adak, Alaska · 3710 days ago · 12 km deep · 79 km away
- 1.8142 km SW of Adak, Alaska · 3710 days ago · 10 km deep · 62 km away
- 1.6265 km WSW of Adak, Alaska · 3711 days ago · 17 km deep · 79 km away
- 1.8135 km WSW of Adak, Alaska · 3711 days ago · 25 km deep · 55 km away
- 1.5167 km W of Adak, Alaska · 3712 days ago · 11 km deep · 61 km away
- 2.5243 km WSW of Adak, Alaska · 3712 days ago · 35 km deep · 56 km away
- 1.9144 km WSW of Adak, Alaska · 3712 days ago · 35 km deep · 47 km away
- 1.6209 km WSW of Adak, Alaska · 3712 days ago · 15 km deep · 37 km away
- 3.5106 km SW of Adak, Alaska · 3713 days ago · 26 km deep · 100 km away
- 1.8240 km WSW of Adak, Alaska · 3713 days ago · 5 km deep · 51 km away
- 1.7201 km WSW of Adak, Alaska · 3714 days ago · 26 km deep · 16 km away
- 1.598 km SW of Adak, Alaska · 3714 days ago · 15 km deep · 96 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak016a7ehdpp. Read Sun, Oct 4, 2026, 4:35 AM UTC.