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Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.9 mag has occurred near Nikolski in Alaska


Earthquake location 52.7811S, -169.5781WA moderate earthquake magnitude 5.9 (ml/mb) has occurred on Sunday, 50 km WSW of Nikolski, Alaska (31 miles). The temblor was detected at 19:51:22 / 7:51 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 31.9 km (20 miles) below the earth’s surface. Event ids that are associated to the earthquake: us100032bk. Id of event: us100032bk. Exact location of event, depth 31.9 km, -169.5781° West, 52.7811° North. Exact time and date of event in UTC/GMT: 27/07/15 / 2015-07-27 04:51:22 / July 27, 2015 @ 4:51 am.

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

Did you feel the quake?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 50 km WSW of Nikolski, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 5.9 mb The magnitude for the event.
Longitude -169.5781° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.7811° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31.9 km Depth of the event in kilometers.
Place 50km WSW of Nikolski, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-07-27 04:51:22 Time when the event occurred. UTC/GMT
Updated 2015-08-17 00:51:58 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 The maximum reported intensity for the event.
MMI 4.42 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 536 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 ,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 0.478 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.61 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 178 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 us100032bk Id of event.
Event Code 100032bk An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100032bk, A comma-separated list of event ids that are associated to an event.

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