2.8

M2.8 Earthquake 232 km ESE of Attu Station, Alaska — August 20, 2026

2026-08-20 18:34:53 UTC (1 day ago) · approx. 6:34 AM UTC+12 local

MagnitudeM2.8(ml)
Time18:34 UTC≈ 6:34 AM UTC+12
Depth5.0 kmshallow crustal
Coordinates51.979°, 176.298°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.98°, 176.30°

Earthquake Details

Magnitude
2.8 ml
Depth
5.0 km
shallow crustal
Location
51.9790°N
176.2980°E

Technical Information

Event ID
aka2026qmcgdw
Event Type
earthquake
Status
✓ Reviewed
Significance
121
Stations Used
10
Azimuthal Gap
193.0°
Min Station Distance
1.400°
RMS Residual
0.40 sec
Last Updated
2026-08-21 22:06:48 UTC

Nearby Earthquakes (Last 7 Days)

3.1
261 km WSW of Adak, Alaska
12 hours ago · 22.3 km deep
3.5
233 km ESE of Attu Station, Alaska
16 hours ago · 25.5 km deep
3.4
234 km ESE of Attu Station, Alaska
21 hours ago · 14.7 km deep
3.1
232 km ESE of Attu Station, Alaska
22 hours ago · 17.8 km deep
3.2
234 km ESE of Attu Station, Alaska
23 hours ago · 10.0 km deep
3.0
230 km ESE of Attu Station, Alaska
1 day ago · 0.7 km deep
3.1
233 km ESE of Attu Station, Alaska
1 day ago · 3.4 km deep
3.1
233 km ESE of Attu Station, Alaska
1 day ago · 1.1 km deep
3.4
235 km ESE of Attu Station, Alaska
1 day ago · 5.0 km deep
3.1
237 km ESE of Attu Station, Alaska
1 day ago · 3.6 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.8 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: aka2026qmcgdw). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, August 20, 2026). M2.8 Earthquake 232 km ESE of Attu Station, Alaska — August 20, 2026. Retrieved August 21, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026qmcgdw/