Major earthquake, 7 mag strikes near Riverton in New Zealand

A major earthquake with magnitude 7 (ml/mb) was reported 159 km WSW of Riverton, New Zealand (99 miles) on Tuesday. The temblor was picked up at 01:43:14 / 1:43 am (local time epicenter). Event ids that are associated to the earthquake: pt25084000, at00stnos1. Id of event: at00stnos1. A tsunami warning has been issued near Riverton in New Zealand (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 25/03/25 / 2025-03-25 01:43:14 / March 25, 2025 @ 1:43 am. The earthquake was roughly at a depth of 10 km (6 miles). Exact location, longitude 166° East, latitude -46.7° South, depth = 10 km.

Each year there are an estimated 15 major earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days three and in the last 365 days seven earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 7.0 to 7.9 may cause serious damage.

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Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 159 km WSW of Riverton, New Zealand.

New Zealand Riverton

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Parameter	Value	Description
Magnitude	7 mb	The magnitude for the event.
Longitude	166° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-46.7° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	159 km WSW of Riverton, New Zealand	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-03-25 01:43:14	Time when the event occurred. UTC/GMT
Updated	2025-03-25 01:58:00	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	4.8	The maximum reported intensity for the event.
MMI		The maximum estimated instrumental intensity for the event.
Alert Level		The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status	REVIEWED	Indicates whether the event has been reviewed by a human.
Tsunami	1	This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG	754	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	at	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,pt,at,	A comma-separated list of network contributors.
Number of Stations Used	37	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	3.585176	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.83 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	115.199990784	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	Mi	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	at00stnos1	Id of event.
Event Code	00stnos1	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pt25084000,at00stnos1,	A comma-separated list of event ids that are associated to an event.

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Major earthquake, 7 mag strikes near Riverton in New Zealand

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