2.0

M2.0 Earthquake 72 km SSE of Adak, Alaska — August 20, 2026

2026-08-20 20:42:33 UTC (2026-08-20) · approx. 8:42 AM UTC-12 local

MagnitudeM2.0(ml)
Time20:42 UTC≈ 8:42 AM UTC-12
Depth22.3 kmshallow crustal
Coordinates51.236°, -176.426°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.24°, -176.43°

Earthquake Details

Magnitude
2.0 ml
Depth
22.3 km
shallow crustal
Location
51.2360°N
-176.4260°E

Technical Information

Event ID
aka2026qmgmrc
Event Type
earthquake
Status
✓ Reviewed
Significance
62
Stations Used
19
Azimuthal Gap
246.0°
Min Station Distance
0.600°
RMS Residual
0.30 sec
Last Updated
2026-08-21 23:12:12 UTC

Nearby Earthquakes (Last 7 Days)

3.7
Rat Islands, Aleutian Islands, Alaska
8 hours ago · 56.0 km deep
3.4
160 km WSW of Adak, Alaska
13 hours ago · 35.0 km deep
3.2
118 km SW of Adak, Alaska
18 hours ago · 20.1 km deep
2.7
243 km WSW of Adak, Alaska
21 hours ago · 9.1 km deep
2.5
85 km WSW of Atka, Alaska
23 hours ago · 108.0 km deep
3.4
Rat Islands, Aleutian Islands, Alaska
1 day ago · 20.0 km deep
3.0
134 km SW of Adak, Alaska
1 day ago · 14.6 km deep
3.1
257 km SSW of Adak, Alaska
1 day ago · 20.0 km deep
2.5
55 km SE of Adak, Alaska
1 day ago · 37.2 km deep
2.7
111 km SSW of Nikolski, Alaska
1 day ago · 10.0 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.0 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: aka2026qmgmrc). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, August 20, 2026). M2.0 Earthquake 72 km SSE of Adak, Alaska — August 20, 2026. Retrieved August 21, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026qmgmrc/