2.8

M2.8 Earthquake 208 km SE of Atka, Alaska — August 20, 2026

2026-08-20 04:36:44 UTC (1 day ago) · approx. 5:36 PM UTC-11 local

MagnitudeM2.8(ml)
Time04:36 UTC≈ 5:36 PM UTC-11
Depth35.0 kmshallow crustal
Coordinates50.766°, -172.256°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 50.77°, -172.26°

Earthquake Details

Magnitude
2.8 ml
Depth
35.0 km
shallow crustal
Location
50.7664°N
-172.2564°E

Technical Information

Event ID
us6000tmbt
Event Type
earthquake
Status
✓ Reviewed
Significance
121
Stations Used
13
Azimuthal Gap
246.0°
Min Station Distance
1.881°
RMS Residual
0.57 sec
Last Updated
2026-08-21 22:59:30 UTC

Nearby Earthquakes (Last 7 Days)

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2.7
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2.5
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1 day ago · 1.4 km deep
3.2
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2.7
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2 days ago · 10.2 km deep
2.9
199 km E of Atka, Alaska
2 days ago · 5.6 km deep
2.5
102 km WSW of Adak, Alaska
2 days ago · 61.3 km deep
2.9
59 km SSE of Atka, Alaska
2 days ago · 20.0 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: us6000tmbt). 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 208 km SE of Atka, Alaska — August 20, 2026. Retrieved August 21, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000tmbt/