Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.9 mag was detected near `Ohonua in Tonga

Posted by admin on October 20, 2017 0 Comments

Earthquake location -23.7026S, -175.8188WA light earthquake with magnitude 4.9 (ml/mb) was reported 277 km SSW of `Ohonua, Tonga (172 miles) on Friday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.9-magnitude earthquake was detected at 01:06:18 / 1:06 am (local time epicenter). Exact location of earthquake, longitude -175.8188 West, latitude -23.7026 South, depth = 82.75 km. Exact time and date of earthquake 20/10/17 / 2017-10-20 13:06:18 / October 20, 2017 @ 1:06 pm UTC/GMT. The earthquake occurred at a depth of 82.75 km (51 miles). All ids that are associated to the event: us1000auk2. Unique identifier: us1000auk2.

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

How would you describe the shaking?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 277 km SSW of `Ohonua, Tonga.

Copyright © 2017 earthquakenewstoday.com All rights reserved.


More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -175.8188° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -23.7026° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 82.75 km Depth of the event in kilometers.
Place 277km SSW of `Ohonua, Tonga Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-10-20 13:06:18 Time when the event occurred. UTC/GMT
Updated 2017-10-20 13:34:11 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 369 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 8.246 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.19 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 129 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 us1000auk2 Id of event.
Event Code 1000auk2 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000auk2, A comma-separated list of event ids that are associated to an event.

Leave a Reply

Follow us!

Tsunami videos

Categories

Information

Information and facts about all earthquakes today. Earthquake news and analysis on current events, Plate Tectonics, Seismometers, quake prediction, environment, Tsunamis, Seismologists, Prediction, live now, videos, information, pictures and much more. Current and latest world earthquakes breaking news, activity and articles today.

© 2024 Earthquakes today - Current and latest world earthquakes breaking news, activity and articles today