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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 50 km NE of Tonghae, South Korea

Posted by admin on April 27, 2019 0 Comments

Earthquake location 37.8538S, 129.5338WA light earthquake magnitude 4.4 (ml/mb) strikes 50 kilometers (31 miles) from Tonghae in South Korea on Friday. Exact time and date of event in UTC/GMT: 19/04/19 / 2019-04-19 02:16:43 / April 19, 2019 @ 2:16 am. Exact location of earthquake, longitude 129.5338 East, latitude 37.8538 North, depth = 10 km. The earthquake was roughly at a depth of 10 km (6 miles). The temblor was detected at 11:16:43 / 11:16 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Id of earthquake: us70003cje. Event ids that are associated: us70003cje.

Nearby country/countries that might be effected, South Korea (c. 48 423 000 pop). Epicenter of the earthquake was 57 km (35 miles) from Kang-neung (c. 180 600 pop), 51 km (32 miles) from Tonghae (c. 101 100 pop), 91 km (57 miles) from Sokcho (c. 89 000 pop), 89 km (56 miles) from T’aebaek (c. 49 000 pop), 56 km (35 miles) from Santyoku (c. 42 100 pop). Closest city/cities/towns to epicentrum/hypocenter was Sokcho, T’aebaek, Kang-neung (min 5000 pop).

There are an estimated 13,000 light quakes 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?

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: 50 km NE of Tonghae, South Korea.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 129.5338° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.8538° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 50km NE of Tonghae, South Korea Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-04-19 02:16:43 Time when the event occurred. UTC/GMT
Updated 2019-04-26 23:58:20 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 3.4 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 298 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 1.339 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.99 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 49 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 us70003cje Id of event.
Event Code 70003cje An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70003cje, A comma-separated list of event ids that are associated to an event.

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