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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag has occurred near Hokitika in New Zealand

Posted by admin on August 13, 2017 0 Comments

Earthquake location -43.1778S, 170.9088WA light earthquake magnitude 4.3 (ml/mb) has struck on Friday, 51 kilometers (32 miles) from Hokitika in New Zealand. Unique identifier: us20009yfy. Ids that are associated to the event: us20009yfy. Exact location of event, longitude 170.9088 East, latitude -43.1778 South, depth = 10 km. The epicenter was at a depth of 10 km (6 miles). Global time and date of event 20/07/17 / 2017-07-20 13:39:58 / July 20, 2017 @ 1:39 pm UTC/GMT. The 4.3-magnitude earthquake has occurred at 01:39:58 / 1:39 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

The epicenter was 83 km (51 miles) from Greymouth (c. 9 400 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Greymouth. Nearby country/countries that might be effected, New Zealand (c. 4 252 000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days five earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 13,000 light quakes in the world.

Did you feel it?

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: 51 km S of Hokitika, New Zealand.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 170.9088° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -43.1778° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 51km S of Hokitika, 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 2017-07-20 13:39:58 Time when the event occurred. UTC/GMT
Updated 2017-08-13 17:04:31 Time when the event was most recently updated. UTC/GMT
Timezone offset 720 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 0 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 284 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.546 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.66 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 86 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20009yfy Id of event.
Event Code 20009yfy An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20009yfy, A comma-separated list of event ids that are associated to an event.

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