2.7

M2.7 Earthquake 133 km W of Adak, Alaska — September 12, 2021

2021-09-12 20:47:15 UTC (2021-09-12) · approx. 8:47 AM UTC-12 local

MagnitudeM2.7(ml)
Time20:47 UTC≈ 8:47 AM UTC-12
Depth140.8 kmintermediate depth
Coordinates51.920°, -178.573°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.92°, -178.57°

Earthquake Details

Magnitude
2.7 ml
Depth
140.8 km
intermediate depth
Location
51.9199°N
-178.5726°E

Technical Information

Event ID
us7000famm
Event Type
earthquake
Status
✓ Reviewed
Significance
112
Azimuthal Gap
176.0°
Min Station Distance
0.163°
RMS Residual
0.18 sec
Last Updated
2021-11-23 15:10:50 UTC

Nearby Earthquakes (Last 7 Days)

3.6
112 km SE of Atka, Alaska
3 days ago · 0.0 km deep
4.1
173 km W of Nikolski, Alaska
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6.5
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2.9
125 km WSW of Adak, Alaska
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2.6
66 km SE of Adak, Alaska
4 days ago · 35.1 km deep
3.2
178 km E of Atka, Alaska
4 days ago · 2.7 km deep
2.5
135 km SW of Adak, Alaska
4 days ago · 19.5 km deep
3.0
132 km WSW of Adak, Alaska
4 days ago · 35.9 km deep
2.6
69 km SW of Atka, Alaska
4 days ago · 56.9 km deep
2.8
92 km SSE of Atka, Alaska
4 days ago · 7.9 km deep

Actions

View on USGSDid You Feel It?

Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.7 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: us7000famm). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, September 12, 2021). M2.7 Earthquake 133 km W of Adak, Alaska — September 12, 2021. Retrieved November 23, 2021 from https://www.earthquaketracker.org/earthquakes/event/us7000famm/