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Moderate earthquake, 5.3 mag strikes near Sitka in Alaska

Earthquake location 56.9671S, -139.5947WA moderate earthquake magnitude 5.3 (ml/mb) has occurred on Tuesday, 259 km W of Sitka, Alaska (161 miles). Exact location of earthquake, -139.5947° West, 56.9671° North, depth 28.1 km. A tsunami warning has been issued near Sitka in Alaska (Does not indicate if a tsunami actually did or will exist). Unique identifier: ak019bmr2clk. Ids that are associated to the event: at00pxmudo, ak019bmr2clk. The epicenter of the earthquake was roughly 28.1 km (17 miles) below the earth’s surface. The temblor was detected at 11:32:13 / 11:32 am (local time epicenter). Global time and date of event 10/09/19 / 2019-09-10 20:32:13 / September 10, 2019 @ 8:32 pm UTC/GMT.

Every year there are an estimated 1320 moderate earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days two and in the last 365 days two earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

Did you feel the quake?

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: 259 km W of Sitka, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 5.3 mb The magnitude for the event.
Longitude -139.5947° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.9671° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 28.1 km Depth of the event in kilometers.
Place 259km W of Sitka, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-09-10 20:32:13 Time when the event occurred. UTC/GMT
Updated 2019-09-10 20:45:07 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 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 432 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 ,at,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 0.68 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 ak019bmr2clk Id of event.
Event Code 019bmr2clk An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00pxmudo,ak019bmr2clk, A comma-separated list of event ids that are associated to an event.

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