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Light earthquake, 4.5 mag was detected near Kalifornsky in Alaska

Earthquake location 60.4393S, -151.9013WA light earthquake with magnitude 4.5 (ml/mb) was reported 33 kilometers (21 miles) from Kalifornsky in Alaska on Saturday. Event ids that are associated to the earthquake: ak16699643, at00ovc35q. Id of event: ak16699643. Exact location of event, depth 78.4 km, -151.9013° West, 60.4393° North. The earthquake occurred at a depth of 78.4 km (49 miles) below the earth’s surface. The temblor was picked up at 22:51:26 / 10:51 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 27/08/17 / 2017-08-27 07:51:26 / August 27, 2017 @ 7:51 am. A tsunami warning has been issued near Kalifornsky in Alaska (Does not indicate if a tsunami actually did or will exist).

Closest city/cities/towns to epicentrum/hypocenter was Homer, Sterling, Kenai (min 5000 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected). Epicenter of the event was 34 km (21 miles) from Kalifornsky (c. 7 900 pop), 37 km (23 miles) from Kenai (c. 7 100 pop), 63 km (39 miles) from Sterling (c. 5 600 pop), 91 km (56 miles) from Homer (c. 5 000 pop).

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

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 33 km W of Kalifornsky, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -151.9013° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.4393° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 78.4 km Depth of the event in kilometers.
Place 33km W of Kalifornsky, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-08-27 07:51:26 Time when the event occurred. UTC/GMT
Updated 2017-08-27 07:57:48 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 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 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 312 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,at, 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 0.55 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 ak16699643 Id of event.
Event Code 16699643 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16699643,at00ovc35q, A comma-separated list of event ids that are associated to an event.

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