2.1

M2.1 Earthquake 209 km WSW of Adak, Alaska — September 4, 2023

2023-09-04 19:33:05 UTC (2023-09-04) · approx. 7:33 AM UTC-12 local

MagnitudeM2.1(ml)
Time19:33 UTC≈ 7:33 AM UTC-12
Depth15.7 kmshallow crustal
Coordinates51.322°, -179.527°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.32°, -179.53°

Earthquake Details

Magnitude
2.1 ml
Depth
15.7 km
shallow crustal
Location
51.3216°N
-179.5273°E

Technical Information

Event ID
ak023bct91jg
Event Type
earthquake
Status
✓ Reviewed
Significance
68
RMS Residual
0.51 sec
Last Updated
2023-09-18 17:32:24 UTC

Nearby Earthquakes (Last 7 Days)

4.6
194 km SE of Attu Station, Alaska
14 hours ago · 10.0 km deep
2.9
197 km WSW of Adak, Alaska
1 day ago · 25.5 km deep
4.4
275 km W of Adak, Alaska
1 day ago · 95.2 km deep
4.2
167 km S of Adak, Alaska
2 days ago · 10.0 km deep
3.4
55 km S of Atka, Alaska
3 days ago · 2.3 km deep
3.0
102 km SW of Adak, Alaska
3 days ago · 24.0 km deep
3.1
123 km WSW of Adak, Alaska
4 days ago · 35.0 km deep
2.6
73 km SW of Atka, Alaska
4 days ago · 68.4 km deep
2.7
115 km SW of Adak, Alaska
4 days ago · 44.1 km deep
2.5
73 km SSW of Adak, Alaska
4 days ago · 35.0 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.1 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ak023bct91jg). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2023, September 4, 2023). M2.1 Earthquake 209 km WSW of Adak, Alaska — September 4, 2023. Retrieved September 18, 2023 from https://www.earthquaketracker.org/earthquakes/event/ak023bct91jg/