M4.7 - 158km NW of Nuku`alofa, Tonga (BETA) 2013-03-20 08:04:43 UTC

Earthquake location 20.105°S, 176.264°W

Google Earth KML

Summary

Location and Magnitude contributed by: USGS National Earthquake Information Center

General

Nearby Cities

Nearby Cities

Tectonic Summary

Tectonic Summary

Did You Feel It? Tell Us!

Contributed by USGS National Earthquake Information Center

Tell Us!

Did you feel this earthquake? Tell Us!

Intensity Maps

Scientific Background on the Did You Feel It? Process

Technical

Location and Magnitude contributed by: USGS National Earthquake Information Center

Summary

Preferred Location Parameters

Parameter	Value	Uncertainty
Magnitude	4.7 Mb	Not Specified
Location	20.105°S, 176.264°W	± 16.8 km
Depth	225.9 km	± 8.3 km
Number of Stations Used	55
Number of Phases Used	55
Minimum Distance	673.8 km (6.05°)
Travel Time Residual	1.74 sec
Azimuthal Gap	86°
Review Status	REVIEWED
Event ID	usb000fpfk

See the “Contributed Solutions” for a list of all contributed location parameters.

Scientific and Technical Links

Contributed Solutions

Technical Terms used on Event Pages

Downloads

All Downloads

Product	Title	Links	ID
cap (Preferred) (US)	CAP Alert	XML (4 KB)	usb000fpfk
dyfi (Preferred) (US)	DYFI City Map	JPG (100 KB) PDF (12 KB) PS (72 KB) HTML (48 B)	usb000fpfk
historical-moment-tensor-map (Preferred) (US)	Historic USGS Moment Tensor Solutions Map	JPG (67 KB)	usb000fpfk
historical-moment-tensor-map (Preferred) (US)	Historic USGS Moment Tensor Solutions Table	TEXT (3 KB)	usb000fpfk
origin (Preferred) (US)	Earthquake XML (EQXML)	XML (1 KB)	usb000fpfk
p-wave-travel-times (Preferred) (US)	Theoretical P-Wave Travel Times Map for the World	GIF (108 KB)	usb000fpfk
p-wave-travel-times (Preferred) (US)	Theoretical P-Wave Travel Times Table	HTML (4 KB)	usb000fpfk
phase-data (Preferred) (US)	Earthquake XML (EQXML)	XML (42 KB)	usb000fpfk

The use of EQXML formatted data is temporary. This data will be changing to QuakeML v1.2RC3 format.

Data Contributors

USGS National Earthquake Information Center

U.S. Department of the Interior | U.S. Geological Survey
Page URL: http://comcat.cr.usgs.gov/earthquakes/eventpage/usb000fpfk
Page Contact Information: Contact Us
Page Last Modified: March 28, 2013 12:00:54 UTC

Offsite Link

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