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Light earthquake, 4.5 mag strikes near Kalifornsky in Alaska



Earthquake location 60.4624S, -151.6401WA light earthquake magnitude 4.5 (ml/mb) strikes 19 kilometers (12 miles) from Kalifornsky in Alaska on Thursday. The 4.5-magnitude earthquake has occurred at 21:58:17 / 9:58 pm (local time epicenter). Exact time and date of earthquake 07/07/17 / 2017-07-07 07:58:17 / July 7, 2017 @ 7:58 am UTC/GMT. A tsunami warning has been issued near Kalifornsky in Alaska (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 62.9 km (39 miles). Exact location, longitude -151.6401° West, latitude 60.4624° North, depth = 62.9 km. Event id: ak16277467. Ids that are associated to the earthquake: ak16277467, at00ospnh4.

Close country/countries, United States (c. 310 233 000 pop) (That might be effected). Epicenter of the earthquake was 20 km (12 miles) from Kalifornsky (c. 7 900 pop), 23 km (14 miles) from Kenai (c. 7 100 pop), 49 km (30 miles) from Sterling (c. 5 600 pop), 91 km (57 miles) from Homer (c. 5 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Homer, Sterling, Kenai (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days seven and in the last 365 days ninety earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel the quake?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 19 km WNW of Kalifornsky, Alaska.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -151.6401° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.4624° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 62.9 km Depth of the event in kilometers.
Place 19km WNW 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 2017-07-07 07:58:17 Time when the event occurred. UTC/GMT
Updated 2017-07-07 08:09:45 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 Timezone offset from UTC in minutes at the event epicenter.
Felt 16 The total number of felt reports
CDI 3.1 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 316 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 0.77 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 ak16277467 Id of event.
Event Code 16277467 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16277467,at00ospnh4, A comma-separated list of event ids that are associated to an event.

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