2.4

M2.4 Earthquake 158 km SE of Chignik, Alaska — July 31, 2021

2021-07-31 20:35:12 UTC (2021-07-31) · approx. 10:35 AM UTC-10 local

MagnitudeM2.4(ml)
Time20:35 UTC≈ 10:35 AM UTC-10
Depth47.1 kmshallow crustal
Coordinates55.385°, -156.466°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 55.39°, -156.47°

Earthquake Details

Magnitude
2.4 ml
Depth
47.1 km
shallow crustal
Location
55.3852°N
-156.4662°E

Technical Information

Event ID
ak0219qy1rth
Event Type
earthquake
Status
✓ Reviewed
Significance
89
RMS Residual
0.46 sec
Last Updated
2021-08-06 16:33:23 UTC

Nearby Earthquakes (Last 7 Days)

3.3
129 km E of Chignik, Alaska
5 hours ago · 6.3 km deep
2.5
55 km WSW of Karluk, Alaska
8 hours ago · 69.3 km deep
3.2
216 km SSE of Akhiok, Alaska
1 day ago · 5.0 km deep
2.9
16 km SE of Karluk, Alaska
1 day ago · 23.1 km deep
3.1
75 km WSW of Karluk, Alaska
2 days ago · 51.3 km deep
3.1
236 km SE of Chiniak, Alaska
2 days ago · 10.0 km deep
2.6
72 km ENE of Ouzinkie, Alaska
2 days ago · 15.7 km deep
2.5
75 km SSE of Perryville, Alaska
2 days ago · 15.0 km deep
2.6
48 km SSE of Perryville, Alaska
3 days ago · 5.0 km deep
3.5
53 km SE of Sand Point, Alaska
3 days ago · 35.0 km deep

Actions

View on USGSDid You Feel It?

Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.4 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ak0219qy1rth). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, July 31, 2021). M2.4 Earthquake 158 km SE of Chignik, Alaska — July 31, 2021. Retrieved August 6, 2021 from https://www.earthquaketracker.org/earthquakes/event/ak0219qy1rth/