M2.3 earthquake 143 km WSW of Adak, Alaska
A magnitude 2.3 earthquake struck 143 km WSW of Adak, Alaska on Mon, Aug 19, 2019, 4:14 PM HADT (01:14 UTC), 46 km (29 mi) below the surface.
A larger quake followed: M5.4 146 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
- 2.3 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2019-08-20 01:14:29 UTC
- Depth
- 46.1 km (28.6 mi), shallow
- Epicenter
- 51.291° N, 178.476° 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
- 37
Nearby
Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and 87 in the 30 days before it.
After
- 3.151 km WSW of Adak, Alaska · 2601 days ago · 86 km deep · 92 km away
- 2.0144 km WSW of Adak, Alaska · 2600 days ago · 27 km deep · 10 km away
- 1.7113 km WSW of Adak, Alaska · 2600 days ago · 28 km deep · 35 km away
- 1.672 km SW of Adak, Alaska · 2600 days ago · 44 km deep · 74 km away
- 3.3156 km W of Adak, Alaska · 2600 days ago · 249 km deep · 81 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 2600 days ago · 13 km deep · 35 km away
- 1.7131 km SW of Adak, Alaska · 2600 days ago · 26 km deep · 24 km away
- 1.7166 km WSW of Adak, Alaska · 2600 days ago · 20 km deep · 24 km away
- 1.9109 km SW of Adak, Alaska · 2600 days ago · 27 km deep · 49 km away
- 1.6105 km SW of Adak, Alaska · 2598 days ago · 36 km deep · 67 km away
- 1.5210 km WSW of Adak, Alaska · 2598 days ago · 20 km deep · 69 km away
- 2.275 km SW of Adak, Alaska · 2598 days ago · 33 km deep · 69 km away
- 1.869 km SSW of Adak, Alaska · 2598 days ago · 29 km deep · 96 km away
- 1.8178 km WSW of Adak, Alaska · 2597 days ago · 24 km deep · 36 km away
- 1.7180 km WSW of Adak, Alaska · 2597 days ago · 25 km deep · 37 km away
- 1.5131 km WSW of Adak, Alaska · 2597 days ago · 27 km deep · 17 km away
- 1.9111 km WSW of Adak, Alaska · 2597 days ago · 10 km deep · 35 km away
- 1.5165 km WSW of Adak, Alaska · 2597 days ago · 24 km deep · 36 km away
- 1.9127 km SW of Adak, Alaska · 2596 days ago · 28 km deep · 30 km away
- 1.679 km WSW of Adak, Alaska · 2595 days ago · 77 km deep · 66 km away
- 4.4Andreanof Islands, Aleutian Islands, Alaska · 2595 days ago · 34 km deep · 39 km away
- 2.4177 km WSW of Adak, Alaska · 2595 days ago · 27 km deep · 34 km away
- 4.0192 km WSW of Adak, Alaska · 2595 days ago · 69 km deep · 63 km away
- 1.9133 km SW of Adak, Alaska · 2595 days ago · 26 km deep · 27 km away
- 3.1178 km WSW of Adak, Alaska · 2595 days ago · 31 km deep · 36 km away
- 1.5113 km WSW of Adak, Alaska · 2595 days ago · 13 km deep · 31 km away
- 2.6133 km SW of Adak, Alaska · 2595 days ago · 29 km deep · 30 km away
- 2.0191 km WSW of Adak, Alaska · 2594 days ago · 68 km deep · 68 km away
- 1.662 km SW of Adak, Alaska · 2594 days ago · 43 km deep · 89 km away
- 2.0165 km W of Adak, Alaska · 2592 days ago · 8 km deep · 65 km away
- 2.3211 km W of Adak, Alaska · 2592 days ago · 80 km deep · 91 km away
- 2.5136 km SSW of Adak, Alaska · 2592 days ago · 10 km deep · 78 km away
- 2.6136 km SSW of Adak, Alaska · 2592 days ago · 10 km deep · 73 km away
- 2.1169 km WSW of Adak, Alaska · 2592 days ago · 12 km deep · 36 km away
- 1.9125 km SW of Adak, Alaska · 2591 days ago · 40 km deep · 69 km away
- 1.8185 km WSW of Adak, Alaska · 2587 days ago · 14 km deep · 51 km away
- 1.6151 km SW of Adak, Alaska · 2587 days ago · 26 km deep · 35 km away
- 2.0135 km WSW of Adak, Alaska · 2587 days ago · 23 km deep · 11 km away
- 1.9131 km WSW of Adak, Alaska · 2586 days ago · 26 km deep · 13 km away
- 2.2142 km WSW of Adak, Alaska · 2586 days ago · 26 km deep · 4 km away
- 1.7143 km WSW of Adak, Alaska · 2586 days ago · 26 km deep · 7 km away
- 1.7128 km W of Adak, Alaska · 2586 days ago · 13 km deep · 47 km away
- 1.8115 km W of Adak, Alaska · 2586 days ago · 70 km deep · 47 km away
- 3.7133 km WSW of Adak, Alaska · 2586 days ago · 33 km deep · 12 km away
- 3.0138 km WSW of Adak, Alaska · 2586 days ago · 33 km deep · 14 km away
- 1.5126 km W of Adak, Alaska · 2586 days ago · 13 km deep · 43 km away
- 1.5125 km WSW of Adak, Alaska · 2585 days ago · 7 km deep · 33 km away
- 1.6Andreanof Islands, Aleutian Islands, Alaska · 2585 days ago · 23 km deep · 4 km away
- 1.6102 km SW of Adak, Alaska · 2585 days ago · 47 km deep · 47 km away
- 2.0113 km W of Adak, Alaska · 2585 days ago · 181 km deep · 82 km away
- 3.7153 km WSW of Adak, Alaska · 2584 days ago · 18 km deep · 25 km away
- 1.5126 km SW of Adak, Alaska · 2584 days ago · 13 km deep · 35 km away
- 1.7174 km WSW of Adak, Alaska · 2584 days ago · 14 km deep · 32 km away
- 3.1240 km WSW of Adak, Alaska · 2584 days ago · 10 km deep · 97 km away
- 1.5203 km W of Adak, Alaska · 2583 days ago · 15 km deep · 97 km away
- 1.9196 km WSW of Adak, Alaska · 2583 days ago · 26 km deep · 58 km away
- 1.9117 km WSW of Adak, Alaska · 2583 days ago · 26 km deep · 26 km away
- 2.9133 km SW of Adak, Alaska · 2583 days ago · 26 km deep · 20 km away
- 1.8112 km SW of Adak, Alaska · 2582 days ago · 25 km deep · 60 km away
- 2.0129 km SW of Adak, Alaska · 2582 days ago · 21 km deep · 29 km away
The first 60 of at least 201.
Before
- 1.6Andreanof Islands, Aleutian Islands, Alaska · 2602 days ago · 14 km deep · 40 km away
- 1.8165 km W of Adak, Alaska · 2603 days ago · 7 km deep · 62 km away
- 2.092 km WSW of Adak, Alaska · 2603 days ago · 28 km deep · 52 km away
- 2.3146 km WSW of Adak, Alaska · 2603 days ago · 83 km deep · 41 km away
- 3.172 km W of Adak, Alaska · 2605 days ago · 21 km deep · 77 km away
- 1.990 km SW of Adak, Alaska · 2606 days ago · 56 km deep · 77 km away
- 3.9Andreanof Islands, Aleutian Islands, Alaska · 2606 days ago · 35 km deep · 28 km away
- 2.1104 km SW of Adak, Alaska · 2606 days ago · 44 km deep · 62 km away
- 2.0105 km SW of Adak, Alaska · 2607 days ago · 27 km deep · 41 km away
- 1.978 km WSW of Adak, Alaska · 2607 days ago · 13 km deep · 65 km away
- 1.7145 km W of Adak, Alaska · 2607 days ago · 10 km deep · 42 km away
- 1.5124 km WSW of Adak, Alaska · 2608 days ago · 22 km deep · 20 km away
- 1.7215 km W of Adak, Alaska · 2608 days ago · 88 km deep · 98 km away
- 1.5196 km WSW of Adak, Alaska · 2608 days ago · 66 km deep · 70 km away
- 1.654 km W of Adak, Alaska · 2608 days ago · 21 km deep · 98 km away
- 1.9205 km W of Adak, Alaska · 2608 days ago · 79 km deep · 85 km away
- 1.854 km W of Adak, Alaska · 2608 days ago · 22 km deep · 98 km away
- 1.6143 km WSW of Adak, Alaska · 2609 days ago · 26 km deep · 8 km away
- 1.6178 km WSW of Adak, Alaska · 2609 days ago · 66 km deep · 56 km away
- 1.6129 km SW of Adak, Alaska · 2609 days ago · 21 km deep · 33 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak019anpczlm. Read Sat, Oct 3, 2026, 1:27 PM UTC.