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Minor earthquake, 3.3 mag was detected near Seward in Alaska

Earthquake location 60.1268S, -150.3476WA minor earthquake with magnitude 3.3 (ml/mb) was reported 50 kilometers (31 miles) from Seward in Alaska on Tuesday. The 3.3-magnitude earthquake has occurred at 10:27:49 / 10:27 am (local time epicenter). The epicenter was at a depth of 18.9 km (12 miles). Exact location, longitude -150.3476° West, latitude 60.1268° North, depth = 18.9 km. Event ids that are associated to the earthquake: ak020z1rezt. Id of event: ak020z1rezt. Exact time and date of event in UTC/GMT: 21/01/20 / 2020-01-21 19:27:49 / January 21, 2020 @ 7:27 pm.

Nearest cities/city/villages to epicentrum/hypocenter was Kenai, Kalifornsky, Sterling (min 5000 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop). Event epicenter was 61 km (38 miles) from Kalifornsky (c. 7 900 pop), 69 km (43 miles) from Kenai (c. 7 100 pop), 51 km (32 miles) from Sterling (c. 5 600 pop).

There are an estimated 130,000 minor quakes in the world each year. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days five and in the last 365 days thirty-seven earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel anything?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 50 km W of Seward, Alaska.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -150.3476° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.1268° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 18.9 km Depth of the event in kilometers.
Place 50km W of Seward, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-01-21 19:27:49 Time when the event occurred. UTC/GMT
Updated 2020-01-21 19:33:35 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 2.7 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 168 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 0.77 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 ak020z1rezt Id of event.
Event Code 020z1rezt An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020z1rezt, A comma-separated list of event ids that are associated to an event.

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