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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.7 mag strikes near Mae Sai in Thailand

Earthquake location 20.7154S, 100.0975WA light earthquake magnitude 4.7 (ml/mb) has occurred on Tuesday, 38 kilometers (24 miles) from Mae Sai in Thailand. Global date and time of event UTC/GMT: 18/04/17 / 2017-04-18 09:13:10 / April 18, 2017 @ 9:13 am. Id of earthquake: us10008ijh. Event ids that are associated: us10008ijh. Exact location, longitude 100.0975° East, latitude 20.7154° North, depth = 10 km. The epicenter was at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 15:43:10 / 3:43 pm (local time epicenter).

Earthquake epicenter was 94 km (58 miles) from Chiang Rai (c. 78 800 pop), 68 km (42 miles) from Mae Chan (c. 37 700 pop), 39 km (24 miles) from Mae Sai (c. 27 500 pop), 64 km (40 miles) from Ban Houakhoua (c. 15 500 pop), 60 km (37 miles) from Chiang Khong (c. 14 500 pop), 59 km (37 miles) from Ban Houayxay (c. 12 500 pop). Country/countries that might be effected, Laos (c. 6 368 000 pop), Thailand (c. 67 090 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Chiang Rai, Mae Chan, Ban Houakhoua (min 5000 pop).

There are an estimated 13,000 light earthquakes in the world each year. 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 one earthquakes of magnitude 3.0 or greater that has struck near.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city 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: 38 km NE of Mae Sai, Thailand.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 100.0975° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 20.7154° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 38km NE of Mae Sai, Thailand Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-18 09:13:10 Time when the event occurred. UTC/GMT
Updated 2017-04-18 09:42:25 Time when the event was most recently updated. UTC/GMT
Timezone offset 390 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2.7 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 340 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 0.548 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 56 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 us10008ijh Id of event.
Event Code 10008ijh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008ijh, A comma-separated list of event ids that are associated to an event.

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