M4.4 earthquake 76 km SSW of Unalaska, Alaska
A magnitude 4.4 earthquake struck 76 km SSW of Unalaska, Alaska on Fri, Feb 27, 1987, 2:08 PM AKST (23:08 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.7 38 km ESE of Nikolski, 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
- 1987-02-27 23:08:23 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 53.284° N, 167.113° 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
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 35 in the 60 days after this one and 9 in the 30 days before it.
After
- 4.552 km WSW of Dutch Harbor, Alaska · 14459 days ago · 10 km deep · 54 km away
- 4.790 km SSW of Unalaska, Alaska · 14459 days ago · 10 km deep · 15 km away
- 4.636 km SW of Unalaska, Alaska · 14459 days ago · 10 km deep · 40 km away
- 4.591 km ENE of Nikolski, Alaska · 14458 days ago · 10 km deep · 33 km away
- 4.552 km SW of Unalaska, Alaska · 14458 days ago · 10 km deep · 36 km away
- 4.581 km WSW of Unalaska, Alaska · 14458 days ago · 10 km deep · 42 km away
- 4.884 km SW of Unalaska, Alaska · 14456 days ago · 10 km deep · 30 km away
- 4.785 km SW of Unalaska, Alaska · 14456 days ago · 10 km deep · 20 km away
- 4.680 km SW of Unalaska, Alaska · 14456 days ago · 10 km deep · 18 km away
- 4.387 km SSW of Unalaska, Alaska · 14455 days ago · 10 km deep · 13 km away
- 4.231 km WSW of Unalaska, Alaska · 14455 days ago · 10 km deep · 52 km away
- 4.680 km SSW of Unalaska, Alaska · 14453 days ago · 10 km deep · 5 km away
- 4.690 km SSW of Unalaska, Alaska · 14453 days ago · 10 km deep · 15 km away
- 4.583 km SSW of Unalaska, Alaska · 14452 days ago · 10 km deep · 8 km away
- 4.030 km WSW of Unalaska, Alaska · 14452 days ago · 10 km deep · 51 km away
- 4.270 km SSW of Unalaska, Alaska · 14452 days ago · 10 km deep · 19 km away
- 4.456 km SW of Unalaska, Alaska · 14451 days ago · 10 km deep · 21 km away
- 4.146 km WSW of Unalaska, Alaska · 14451 days ago · 10 km deep · 49 km away
- 4.452 km SW of Unalaska, Alaska · 14451 days ago · 10 km deep · 32 km away
- 4.337 km SW of Unalaska, Alaska · 14449 days ago · 10 km deep · 41 km away
- 4.569 km SW of Unalaska, Alaska · 14446 days ago · 10 km deep · 12 km away
- 4.685 km SSW of Unalaska, Alaska · 14445 days ago · 10 km deep · 10 km away
- 4.076 km SSW of Unalaska, Alaska · 14444 days ago · 10 km deep · 9 km away
- 4.391 km SSW of Unalaska, Alaska · 14444 days ago · 10 km deep · 17 km away
- 5.474 km SW of Unalaska, Alaska · 14442 days ago · 10 km deep · 12 km away
- 4.473 km WSW of Unalaska, Alaska · 14442 days ago · 10 km deep · 49 km away
- 4.487 km SW of Unalaska, Alaska · 14434 days ago · 10 km deep · 13 km away
- 4.241 km SW of Unalaska, Alaska · 14427 days ago · 10 km deep · 37 km away
- 4.846 km ESE of Nikolski, Alaska · 14425 days ago · 33 km deep · 91 km away
- 4.669 km SW of Unalaska, Alaska · 14420 days ago · 33 km deep · 28 km away
- 5.738 km ESE of Nikolski, Alaska · 14418 days ago · 33 km deep · 94 km away
- 5.168 km SW of Unalaska, Alaska · 14416 days ago · 33 km deep · 15 km away
- 4.563 km SW of Unalaska, Alaska · 14416 days ago · 33 km deep · 31 km away
- 4.476 km SW of Unalaska, Alaska · 14414 days ago · 33 km deep · 27 km away
- 3.938 km WSW of Dutch Harbor, Alaska · 14403 days ago · 33 km deep · 58 km away
Before
- 4.558 km SW of Unalaska, Alaska · 14459 days ago · 10 km deep · 33 km away
- 4.564 km SW of Unalaska, Alaska · 14459 days ago · 10 km deep · 22 km away
- 4.484 km SSW of Unalaska, Alaska · 14459 days ago · 10 km deep · 9 km away
- 4.671 km SW of Unalaska, Alaska · 14459 days ago · 10 km deep · 12 km away
- 4.345 km SW of Unalaska, Alaska · 14460 days ago · 10 km deep · 39 km away
- 4.664 km SW of Unalaska, Alaska · 14460 days ago · 10 km deep · 30 km away
- 4.595 km SW of Unalaska, Alaska · 14460 days ago · 10 km deep · 22 km away
- 4.772 km WSW of Unalaska, Alaska · 14460 days ago · 10 km deep · 38 km away
- 6.967 km SW of Unalaska, Alaska · 14460 days ago · 10 km deep · 24 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00032ux. Read Tue, Sep 29, 2026, 11:39 PM UTC.