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Minor earthquake, 2.8 mag strikes near Homer in Alaska

Earthquake location 58.8936S, -152.1437WA minor earthquake magnitude 2.8 (ml/mb) has occurred on Sunday, 90 km SSW of Homer, Alaska (56 miles). Event id: ak18688342. Ids that are associated to the earthquake: ak18688342. The 2.8-magnitude earthquake was detected at 23:43:40 / 11:43 pm (local time epicenter). The earthquake occurred at a depth of 64.9 km (40 miles) below the earth’s surface. Exact location, longitude -152.1437° West, latitude 58.8936° North, depth = 64.9 km. Global time and date of event 12/03/18 / 2018-03-12 09:43:40 / March 12, 2018 @ 9:43 am UTC/GMT.

Each year there are an estimated 1,300,000 minor quakes in the world. In the past 24 hours, there have been 0, in the last 10 days two, in the past 30 days seven and in the last 365 days fifty-four earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

How would you describe the shaking?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 90 km SSW of Homer, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -152.1437° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 58.8936° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 64.9 km Depth of the event in kilometers.
Place 90km 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 2018-03-12 09:43:40 Time when the event occurred. UTC/GMT
Updated 2018-03-12 09:57:43 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 automatic 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 121 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 ,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 0.73 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 ak18688342 Id of event.
Event Code 18688342 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18688342, A comma-separated list of event ids that are associated to an event.

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