Earthquake with magnitude of Mw 6.3 on date 30-08-2022 and time 09:09:46 (UTC) in region Pacific Antarctic Ridge [Sea]

A magnitude Mw 6.3 earthquake occured in region: Pacific Antarctic Ridge [Sea], on

  • 30-08-2022 09:09:46 (UTC)
  • 30-08-2022 11:09:46 (UTC +02:00) Italian time
  • 30-08-2022 21:54:46 (UTC +12:45) local time in the region of the earthquake (Pacific/Chatham)

and geographic coordinates (lat, lon) -54.6300, -135.8300 at 10 km depth.

The earthquake was located by: GEOFON Earthquake Information Service, German Research Center for Geosciences (GFZ), Potsdam.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.

Recent and historical seismicity
Seismic hazard
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Mw 6.3 2022-08-30
-54.63 -135.83 10 2022-08-30
GEOFON Earthquake Information Service, German Research Center for Geosciences (GFZ), Potsdam 109142741
Preferred location and magnitude until now.
Origin information


Field Value
Time (UTC) 2022-08-30 09:09:46
Latitude -54.6300
Longitude -135.8300
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Event type earthquake
Origin ID 109142741


Field Value
Preferred uncertainty description
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 0.0
Confidence level of the uncertainty (%) 68


Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)
Number of associated phases, regardless of their use for origin computation 1
Number of defining phases 1
RMS of the travel time residuals of the arrivals used for the origin computation (sec)
Epicentral distance of station closest to the epicenter (degree)
Epicentral distance of station farthest from the epicenter (degree)
Number of stations at which the event was observed 0
Number of stations from which data was used for origin computation 0
Magnitude information


Field Value
Value 6.3
Num. used stations
Type of magnitude Mw
Reference to an origin 109142741
Agency INGV
Autore GEOFON Earthquake Information Service, German Research Center for Geosciences (GFZ), Potsdam
Time of creation (UTC) 2022-08-30 10:29:05
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download