Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Small World Earthquakes

Minor earthquake 3.3 mag, 87 km SE of Cold Bay, Alaska


Earthquake location 54.5778S, -161.8548WA minor earthquake magnitude 3.3 (ml/mb) has occurred on Monday, 87 km SE of Cold Bay, Alaska (54 miles). The 3.3-magnitude earthquake was detected at 08:59:10 / 8:59 am (local time epicenter). The earthquake occurred at a depth of 35 km (22 miles) below the earth’s surface. Global date and time of event UTC/GMT: 21/05/18 / 2018-05-21 19:59:10 / May 21, 2018 @ 7:59 pm. Id of earthquake: us1000ectx. Event ids that are associated: ak19667776, us1000ectx. Exact location, longitude -161.8548° West, latitude 54.5778° North, depth = 35 km.

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

Questions or comments?

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: 87 km SE of Cold Bay, Alaska. This information comes from the USGS Earthquake Notification Service.

Copyright © 2018 earthquakenewstoday.com All rights reserved.


More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -161.8548° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.5778° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 87km SE of Cold Bay, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-05-21 19:59:10 Time when the event occurred. UTC/GMT
Updated 2018-06-07 22:43:09 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 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 us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak,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 0.741 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.86 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 191 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 us1000ectx Id of event.
Event Code 1000ectx An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak19667776,us1000ectx, A comma-separated list of event ids that are associated to an event.

Leave a Reply