M4.4 earthquake 109 km SW of Atka, Alaska
A magnitude 4.4 earthquake struck 109 km SW of Atka, Alaska on Sun, Jun 22, 1986, 6:35 AM HADT (15:35 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.6 101 km SE 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
- 4.4 (mb), light
- Local time
- UTC
- 1986-06-22 15:35:21 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 51.431° N, 175.203° 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.
- Depth from
- OPERATOR_ASSIGNED
Nearby
Within 100 km, magnitude 1.5 and up: 45 in the 60 days after this one and 46 in the 30 days before it.
After
- 4.6101 km SE of Adak, Alaska · 14703 days ago · 33 km deep · 39 km away
- 4.383 km SW of Atka, Alaska · 14702 days ago · 33 km deep · 32 km away
- 4.743 km W of Atka, Alaska · 14696 days ago · 33 km deep · 95 km away
- 4.455 km SE of Adak, Alaska · 14695 days ago · 33 km deep · 56 km away
- 5.475 km SSE of Adak, Alaska · 14695 days ago · 33 km deep · 70 km away
- 4.236 km S of Adak, Alaska · 14695 days ago · 33 km deep · 97 km away
- 4.093 km SSE of Adak, Alaska · 14695 days ago · 33 km deep · 74 km away
- 4.291 km SSE of Adak, Alaska · 14695 days ago · 33 km deep · 73 km away
- 4.484 km SSE of Adak, Alaska · 14695 days ago · 33 km deep · 72 km away
- 5.063 km SE of Adak, Alaska · 14692 days ago · 33 km deep · 52 km away
- 4.975 km ESE of Adak, Alaska · 14691 days ago · 33 km deep · 36 km away
- 4.569 km SE of Adak, Alaska · 14688 days ago · 33 km deep · 57 km away
- 4.5Andreanof Islands, Aleutian Islands, Alaska · 14686 days ago · 33 km deep · 5 km away
- 5.527 km E of Adak, Alaska · 14686 days ago · 50 km deep · 89 km away
- 4.888 km SSW of Atka, Alaska · 14678 days ago · 33 km deep · 43 km away
- 4.0101 km SW of Atka, Alaska · 14676 days ago · 33 km deep · 8 km away
- 4.631 km SW of Atka, Alaska · 14675 days ago · 33 km deep · 79 km away
- 4.879 km SE of Adak, Alaska · 14674 days ago · 33 km deep · 35 km away
- 5.257 km SSE of Adak, Alaska · 14673 days ago · 33 km deep · 69 km away
- 4.983 km SSE of Adak, Alaska · 14672 days ago · 33 km deep · 71 km away
- 4.993 km SW of Atka, Alaska · 14671 days ago · 33 km deep · 27 km away
- 5.876 km SSE of Adak, Alaska · 14670 days ago · 33 km deep · 70 km away
- 5.683 km SSE of Adak, Alaska · 14670 days ago · 33 km deep · 62 km away
- 4.669 km ESE of Adak, Alaska · 14670 days ago · 33 km deep · 47 km away
- 4.793 km SSE of Adak, Alaska · 14670 days ago · 33 km deep · 58 km away
- 4.497 km SSE of Adak, Alaska · 14668 days ago · 33 km deep · 77 km away
- 5.4Andreanof Islands, Aleutian Islands, Alaska · 14667 days ago · 33 km deep · 79 km away
- 4.844 km E of Adak, Alaska · 14667 days ago · 33 km deep · 73 km away
- 5.588 km WSW of Atka, Alaska · 14667 days ago · 33 km deep · 39 km away
- 4.785 km SW of Atka, Alaska · 14667 days ago · 33 km deep · 35 km away
- 4.4Andreanof Islands, Aleutian Islands, Alaska · 14666 days ago · 33 km deep · 53 km away
- 4.883 km SSE of Adak, Alaska · 14663 days ago · 33 km deep · 75 km away
- 4.986 km SSE of Adak, Alaska · 14663 days ago · 33 km deep · 72 km away
- 5.492 km S of Atka, Alaska · 14663 days ago · 33 km deep · 64 km away
- 4.889 km S of Atka, Alaska · 14663 days ago · 33 km deep · 67 km away
- 4.986 km S of Atka, Alaska · 14663 days ago · 33 km deep · 69 km away
- 4.354 km SSE of Adak, Alaska · 14663 days ago · 33 km deep · 74 km away
- 4.571 km S of Atka, Alaska · 14663 days ago · 33 km deep · 74 km away
- 5.076 km SE of Adak, Alaska · 14662 days ago · 33 km deep · 56 km away
- 4.795 km SSW of Atka, Alaska · 14662 days ago · 33 km deep · 31 km away
- 5.087 km S of Atka, Alaska · 14661 days ago · 33 km deep · 72 km away
- 4.3Andreanof Islands, Aleutian Islands, Alaska · 14655 days ago · 33 km deep · 34 km away
- 4.888 km SW of Atka, Alaska · 14650 days ago · 33 km deep · 27 km away
- 4.237 km E of Adak, Alaska · 14646 days ago · 33 km deep · 76 km away
- 4.364 km ESE of Adak, Alaska · 14643 days ago · 33 km deep · 47 km away
Before
- 4.2118 km SSW of Atka, Alaska · 14703 days ago · 33 km deep · 15 km away
- 4.665 km WSW of Atka, Alaska · 14703 days ago · 33 km deep · 72 km away
- 4.887 km SW of Atka, Alaska · 14703 days ago · 33 km deep · 30 km away
- 4.4135 km SE of Adak, Alaska · 14703 days ago · 33 km deep · 39 km away
- 5.4125 km SE of Adak, Alaska · 14703 days ago · 33 km deep · 25 km away
- 4.7100 km SSW of Atka, Alaska · 14704 days ago · 33 km deep · 28 km away
- 4.576 km SE of Adak, Alaska · 14704 days ago · 33 km deep · 48 km away
- 4.271 km SE of Adak, Alaska · 14707 days ago · 33 km deep · 52 km away
- 4.883 km SSE of Adak, Alaska · 14707 days ago · 33 km deep · 71 km away
- 4.589 km SSE of Adak, Alaska · 14707 days ago · 33 km deep · 64 km away
- 4.980 km SSE of Atka, Alaska · 14707 days ago · 33 km deep · 94 km away
- 4.5104 km SW of Atka, Alaska · 14708 days ago · 33 km deep · 6 km away
- 4.493 km ESE of Adak, Alaska · 14710 days ago · 33 km deep · 20 km away
- 4.397 km SSW of Atka, Alaska · 14711 days ago · 33 km deep · 31 km away
- 4.682 km SE of Adak, Alaska · 14715 days ago · 33 km deep · 41 km away
- 4.577 km SE of Adak, Alaska · 14715 days ago · 33 km deep · 55 km away
- 4.379 km SSE of Adak, Alaska · 14715 days ago · 33 km deep · 58 km away
- 4.871 km SW of Atka, Alaska · 14717 days ago · 33 km deep · 39 km away
- 4.885 km SSW of Atka, Alaska · 14718 days ago · 33 km deep · 26 km away
- 4.461 km SW of Atka, Alaska · 14719 days ago · 33 km deep · 49 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002va9. Read Wed, Sep 23, 2026, 2:07 PM UTC.