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Minor earthquake: M3.3 quake has struck near Tolsona in Alaska

Earthquake location 62.2399S, -146.1477WA minor earthquake magnitude 3.3 (ml/mb) has occurred on Thursday, 17 km NNW of Tolsona, Alaska (11 miles). Event ids that are associated to the earthquake: ak0248jvldhh. Id of event: ak0248jvldhh. The 3.3-magnitude earthquake has occurred at 16:18:24 / 4:18 pm (local time epicenter). The epicenter of the earthquake was roughly 69.4 km (43 miles) below the earth’s surface. Global date and time of event UTC/GMT: 04/07/24 / 2024-07-04 16:18:24 / July 4, 2024 @ 4:18 pm. Exact location of event, depth 69.4 km, -146.1477° West, 62.2399° North.

Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days three earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city 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: 17 km NNW of Tolsona, Alaska.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -146.1477° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 62.2399° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 69.4 km Depth of the event in kilometers.
Place 17 km NNW of Tolsona, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-07-04 16:18:24 Time when the event occurred. UTC/GMT
Updated 2024-07-04 16:21:15 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 automatic 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 ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,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 0.96 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 ak0248jvldhh Id of event.
Event Code 0248jvldhh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak0248jvldhh, A comma-separated list of event ids that are associated to an event.

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