M1.8 earthquake 190 km W of Adak, Alaska
A magnitude 1.8 earthquake struck 190 km W of Adak, Alaska on Thu, Jul 28, 2016, 8:23 PM HADT (05:23 UTC), 101 km (63 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
- 2016-07-29 05:23:10 UTC
- Depth
- 101.4 km (63.0 mi), intermediate-depth
- Epicenter
- 51.824° N, 179.394° 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
- 18
Nearby
Within 100 km, magnitude 1.5 and up: 129 in the 60 days after this one and 98 in the 30 days before it.
After
- 1.8218 km W of Adak, Alaska · 3719 days ago · 70 km deep · 40 km away
- 1.8176 km WSW of Adak, Alaska · 3718 days ago · 24 km deep · 73 km away
- 2.3136 km W of Adak, Alaska · 3718 days ago · 164 km deep · 62 km away
- 1.8175 km WSW of Adak, Alaska · 3718 days ago · 56 km deep · 51 km away
- 2.0183 km WSW of Adak, Alaska · 3717 days ago · 34 km deep · 89 km away
- 4.4186 km WSW of Adak, Alaska · 3717 days ago · 11 km deep · 57 km away
- 1.9181 km WSW of Adak, Alaska · 3717 days ago · 24 km deep · 45 km away
- 2.1279 km W of Adak, Alaska · 3717 days ago · 69 km deep · 92 km away
- 2.2247 km WSW of Adak, Alaska · 3717 days ago · 49 km deep · 70 km away
- 2.1102 km WSW of Adak, Alaska · 3716 days ago · 5 km deep · 96 km away
- 1.7157 km WSW of Adak, Alaska · 3716 days ago · 45 km deep · 63 km away
- 1.7175 km WSW of Adak, Alaska · 3716 days ago · 22 km deep · 62 km away
- 1.9169 km WSW of Adak, Alaska · 3716 days ago · 26 km deep · 40 km away
- 2.0231 km WSW of Adak, Alaska · 3715 days ago · 66 km deep · 51 km away
- 1.9182 km WSW of Adak, Alaska · 3714 days ago · 23 km deep · 51 km away
- 1.7201 km WSW of Adak, Alaska · 3714 days ago · 26 km deep · 61 km away
- 1.8240 km WSW of Adak, Alaska · 3713 days ago · 5 km deep · 96 km away
- 1.5276 km W of Adak, Alaska · 3712 days ago · 59 km deep · 90 km away
- 1.6209 km WSW of Adak, Alaska · 3712 days ago · 15 km deep · 45 km away
- 2.5259 km W of Adak, Alaska · 3712 days ago · 183 km deep · 74 km away
- 1.9144 km WSW of Adak, Alaska · 3712 days ago · 35 km deep · 83 km away
- 2.5243 km WSW of Adak, Alaska · 3712 days ago · 35 km deep · 82 km away
- 1.5167 km W of Adak, Alaska · 3712 days ago · 11 km deep · 24 km away
- 1.8135 km WSW of Adak, Alaska · 3711 days ago · 25 km deep · 81 km away
- 1.6265 km WSW of Adak, Alaska · 3711 days ago · 17 km deep · 96 km away
- 1.9111 km WSW of Adak, Alaska · 3710 days ago · 12 km deep · 91 km away
- 1.7275 km WSW of Adak, Alaska · 3709 days ago · 49 km deep · 93 km away
- 2.5200 km WSW of Adak, Alaska · 3709 days ago · 25 km deep · 77 km away
- 2.0187 km WSW of Adak, Alaska · 3709 days ago · 26 km deep · 62 km away
- 2.3268 km W of Adak, Alaska · 3708 days ago · 162 km deep · 80 km away
- 2.4203 km WSW of Adak, Alaska · 3708 days ago · 64 km deep · 55 km away
- 1.9264 km WSW of Adak, Alaska · 3708 days ago · 48 km deep · 86 km away
- 1.8121 km WSW of Adak, Alaska · 3708 days ago · 13 km deep · 89 km away
- 2.3243 km WSW of Adak, Alaska · 3708 days ago · 13 km deep · 86 km away
- 1.8189 km WSW of Adak, Alaska · 3708 days ago · 26 km deep · 69 km away
- 2.0111 km WSW of Adak, Alaska · 3707 days ago · 13 km deep · 96 km away
- 2.0183 km WSW of Adak, Alaska · 3707 days ago · 24 km deep · 41 km away
- 1.5133 km WSW of Adak, Alaska · 3706 days ago · 28 km deep · 81 km away
- 1.9112 km WSW of Adak, Alaska · 3706 days ago · 12 km deep · 95 km away
- 2.7228 km WSW of Adak, Alaska · 3704 days ago · 15 km deep · 85 km away
- 1.9240 km WSW of Adak, Alaska · 3704 days ago · 21 km deep · 73 km away
- 1.8130 km WSW of Adak, Alaska · 3703 days ago · 8 km deep · 66 km away
- 1.5113 km WSW of Adak, Alaska · 3703 days ago · 9 km deep · 89 km away
- 1.5120 km WSW of Adak, Alaska · 3703 days ago · 45 km deep · 83 km away
- 5.6269 km W of Adak, Alaska · 3703 days ago · 65 km deep · 82 km away · tsunami flag
- 1.5136 km WSW of Adak, Alaska · 3702 days ago · 37 km deep · 72 km away
- 2.2212 km WSW of Adak, Alaska · 3702 days ago · 5 km deep · 54 km away
- 2.0Andreanof Islands, Aleutian Islands, Alaska · 3701 days ago · 55 km deep · 64 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 3701 days ago · 3 km deep · 94 km away
- 1.9149 km WSW of Adak, Alaska · 3701 days ago · 63 km deep · 80 km away
- 1.8114 km WSW of Adak, Alaska · 3700 days ago · 74 km deep · 84 km away
- 2.3135 km WSW of Adak, Alaska · 3700 days ago · 65 km deep · 77 km away
- 2.4187 km W of Adak, Alaska · 3700 days ago · 171 km deep · 15 km away
- 2.1144 km WSW of Adak, Alaska · 3697 days ago · 45 km deep · 74 km away
- 2.7179 km WSW of Adak, Alaska · 3697 days ago · 26 km deep · 80 km away
- 1.7126 km WSW of Adak, Alaska · 3696 days ago · 24 km deep · 82 km away
- 2.0163 km WSW of Adak, Alaska · 3695 days ago · 23 km deep · 66 km away
- 2.2183 km WSW of Adak, Alaska · 3695 days ago · 20 km deep · 65 km away
- 2.1177 km WSW of Adak, Alaska · 3695 days ago · 24 km deep · 50 km away
- 2.7194 km WSW of Adak, Alaska · 3695 days ago · 70 km deep · 33 km away
The first 60 of 129.
Before
- 1.5102 km WSW of Adak, Alaska · 3719 days ago · 13 km deep · 93 km away
- 1.8239 km W of Adak, Alaska · 3720 days ago · 78 km deep · 52 km away
- 1.9192 km WSW of Adak, Alaska · 3720 days ago · 21 km deep · 75 km away
- 1.8167 km W of Adak, Alaska · 3721 days ago · 10 km deep · 24 km away
- 2.7197 km W of Adak, Alaska · 3722 days ago · 13 km deep · 8 km away
- 2.0215 km WSW of Adak, Alaska · 3722 days ago · 40 km deep · 83 km away
- 2.1251 km W of Adak, Alaska · 3722 days ago · 77 km deep · 63 km away
- 2.2102 km WSW of Adak, Alaska · 3722 days ago · 14 km deep · 91 km away
- 1.7265 km W of Adak, Alaska · 3723 days ago · 7 km deep · 78 km away
- 1.6215 km W of Adak, Alaska · 3724 days ago · 14 km deep · 29 km away
- 2.1215 km WSW of Adak, Alaska · 3724 days ago · 51 km deep · 45 km away
- 1.9199 km W of Adak, Alaska · 3724 days ago · 67 km deep · 30 km away
- 1.5278 km W of Adak, Alaska · 3724 days ago · 52 km deep · 91 km away
- 2.2130 km W of Adak, Alaska · 3725 days ago · 96 km deep · 59 km away
- 2.0133 km WSW of Adak, Alaska · 3726 days ago · 30 km deep · 81 km away
- 2.2Andreanof Islands, Aleutian Islands, Alaska · 3726 days ago · 7 km deep · 75 km away
- 2.9222 km W of Adak, Alaska · 3726 days ago · 81 km deep · 37 km away
- 2.4222 km WSW of Adak, Alaska · 3726 days ago · 62 km deep · 45 km away
- 2.0251 km W of Adak, Alaska · 3727 days ago · 69 km deep · 62 km away
- 2.3Rat Islands, Aleutian Islands, Alaska · 3727 days ago · 79 km deep · 73 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0169p1icit (also filed as ak13816044). Read Sun, Oct 4, 2026, 4:54 AM UTC.