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Light earthquake 4.2 mag, 52 km SSW of Homer, Alaska

Earthquake location 59.2308S, -151.9817WA light earthquake with magnitude 4.2 (ml/mb) was reported 52 kilometers (32 miles) from Homer in Alaska on Monday. The epicenter of the earthquake was roughly 39.1 km (24 miles) below the earth’s surface. Event id: ak18693299. Ids that are associated to the earthquake: at00p5iepb, ak18693299. The 4.2-magnitude earthquake has occurred at 18:22:24 / 6:22 pm (local time epicenter). Exact location of event, longitude -151.9817 West, latitude 59.2308 North, depth = 39.1 km. Global date and time of event UTC/GMT: 13/03/18 / 2018-03-13 03:22:24 / March 13, 2018 @ 3:22 am. A tsunami warning has been issued near Homer in Alaska (Does not indicate if a tsunami actually did or will exist).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Homer. Earthquake epicenter was 52 km (32 miles) from Homer (c. 5 000 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop).

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

Did you feel anything?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 52 km SSW of Homer, Alaska. This data 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 -151.9817° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 59.2308° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 39.1 km Depth of the event in kilometers.
Place 52km SSW of Homer, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-03-13 03:22:24 Time when the event occurred. UTC/GMT
Updated 2018-03-13 03:29:55 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 6 The total number of felt reports
CDI 2.7 The maximum reported intensity for the event.
MMI 2.84 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 automatic Indicates whether the event has been reviewed by a human.
Tsunami 1 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 273 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at,ak, 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.61 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID ak18693299 Id of event.
Event Code 18693299 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00p5iepb,ak18693299, A comma-separated list of event ids that are associated to an event.

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