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Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.7 mag, 98 km SSW of Kiska Volcano, Alaska

Earthquake location 51.3183S, 176.9336WA minor earthquake with magnitude 3.7 (ml/mb) was reported 98 km SSW of Kiska Volcano, Alaska (61 miles) on Thursday. Exact time and date of event in UTC/GMT: 22/02/18 / 2018-02-22 00:30:57 / February 22, 2018 @ 12:30 am. Exact location, longitude 176.9336° East, latitude 51.3183° North, depth = 35 km. Event id: us2000d9vx. Ids that are associated to the earthquake: ak18573268, us2000d9vx. The temblor was reported at 12:30:57 / 12:30 pm (local time epicenter). The epicenter of the earthquake was roughly 35 km (22 miles) below the earth’s surface.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days seven and in the last 365 days eighty earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 98 km SSW of Kiska Volcano, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.7 mb The magnitude for the event.
Longitude 176.9336° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.3183° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 98km SSW of Kiska Volcano, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-02-22 00:30:57 Time when the event occurred. UTC/GMT
Updated 2018-03-09 23:06:00 Time when the event was most recently updated. UTC/GMT
Timezone offset 720 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 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 211 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 ,ak,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 1.168 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.52 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 314 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 us2000d9vx Id of event.
Event Code 2000d9vx An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18573268,us2000d9vx, A comma-separated list of event ids that are associated to an event.

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