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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag was detected near Adak in Alaska

Earthquake location 51.1627S, -178.8859WA light earthquake with magnitude 4 (ml/mb) was reported 175 km WSW of Adak, Alaska (109 miles) on Saturday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us7000mqyv. Id of event: us7000mqyv. Date and time of earthquake in UTC/GMT: 01/06/24 / 2024-06-01 19:17:55 / June 1, 2024 @ 7:17 pm. The epicenter of the earthquake was roughly 41.325 km (26 miles) below the earth’s surface. The 4-magnitude earthquake has occurred at 19:17:55 / 7:17 pm (local time epicenter). Exact location of earthquake, longitude -178.8859 West, latitude 51.1627 North, depth = 41.325 km.

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

Did you feel anything?

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. 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: 175 km WSW of Adak, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -178.8859° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.1627° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 41.325 km Depth of the event in kilometers.
Place 175 km WSW of Adak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-06-01 19:17:55 Time when the event occurred. UTC/GMT
Updated 2024-06-08 01:06:26 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 246 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 41 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.394 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.01 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 165 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 us7000mqyv Id of event.
Event Code 7000mqyv An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000mqyv, A comma-separated list of event ids that are associated to an event.

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