4.8

M4.8 Earthquake near Carlsberg RidgeAugust 29, 2022

2022-08-29 01:18:18 UTC (2022-08-29) · approx. 5:18 AM UTC+4 local

MagnitudeM4.8(mb)
Time01:18 UTC5:18 AM UTC+4
Depth10.0 kmshallow crustal
Coordinates4.398°, 62.561°
Felt byNo felt reports
Status✓ Reviewed by USGS

On August 29, 2022 at 01:18 UTC, a magnitude 4.8 shallow crustal earthquake struck near Carlsberg Ridge, at a depth of 10.0 km and coordinates 4.3980°, 62.5613°. This earthquake was detected by 68 seismic stations with good location accuracy and was assigned a USGS significance rating of 354, placing it among routine seismic activity.

Physical scale: An earthquake of magnitude 4.8 releases seismic energy equivalent to roughly 239 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 1.2 km — a useful intuition for the size of the slip patch on the fault.

Map showing earthquake epicenter at 4.40°, 62.56°

Earthquake Details

Magnitude
4.8 mb
Depth
10.0 km
shallow crustal
Location
4.3980°N
62.5613°E

Technical Information

Event ID
us7000i38a
Event Type
earthquake
Status
✓ Reviewed
Significance
354
Stations Used
68
Azimuthal Gap
109.0°
Min Station Distance
18.270°
RMS Residual
0.64 sec
Last Updated
2022-11-06 04:38:24 UTC

Common Questions

How strong was the magnitude 4.8 earthquake near Carlsberg Ridge?

The magnitude 4.8 earthquake that struck near Carlsberg Ridge on August 29, 2022 at 01:18 UTC had a depth of 10.0 km. For context, this was a light earthquake commonly felt near the epicenter.

Where did the earthquake occur?

The earthquake epicenter was located at 4.3980°, 62.5613°, which is near Carlsberg Ridge.

Were there aftershocks?

Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.8 earthquakes can continue for several days and gradually diminish over time.

Authoritative source: USGS event page (event ID: us7000i38a). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2022, August 29, 2022). M4.8 Earthquake near Carlsberg RidgeAugust 29, 2022. Retrieved November 6, 2022 from https://www.earthquaketracker.org/earthquakes/event/us7000i38a/