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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.2 quake has struck near Nikolski in Alaska

Earthquake location 52.9005S, -169.7089WA light earthquake with magnitude 4.2 (ml/mb) was detected on Monday, 56 km W of Nikolski, Alaska (35 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.2-magnitude earthquake was detected at 03:19:19 / 3:19 am (local time epicenter). Exact time and date of event in UTC/GMT: 27/07/15 / 2015-07-27 12:19:19 / July 27, 2015 @ 12:19 pm. Event ids that are associated to the earthquake: us200030d0. Id of event: us200030d0. The epicenter of the earthquake was roughly 45.63 km (28 miles) below the earth’s surface. Exact location of event, longitude -169.7089 West, latitude 52.9005 North, depth = 45.63 km.

In the past 24 hours, there have been twenty-four, in the last 10 days twenty-four, in the past 30 days thirty and in the last 365 days one hundred and nine earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 56 km W of Nikolski, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -169.7089° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.9005° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 45.63 km Depth of the event in kilometers.
Place 56km W of Nikolski, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-07-27 12:19:19 Time when the event occurred. UTC/GMT
Updated 2015-07-27 12:34:30 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 271 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 0.521 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.74 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 173 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 us200030d0 Id of event.
Event Code 200030d0 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us200030d0, A comma-separated list of event ids that are associated to an event.

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