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Minor earthquake, 3.3 mag strikes near Juneau in Alaska


Earthquake location 58.3353S, -133.4572WA minor earthquake magnitude 3.3 (ml/mb) has occurred on Friday, 56 kilometers (35 miles) from Juneau in Alaska. Id of earthquake: us7000aq9v. Event ids that are associated: us7000aq9v. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. The temblor was reported at 11:57:33 / 11:57 am (local time epicenter). Exact time and date of earthquake 17/07/20 / 2020-07-17 11:57:33 / July 17, 2020 @ 11:57 am UTC/GMT. Exact location of earthquake, longitude -133.4572 West, latitude 58.3353 North, depth = 10 km.

Closest city/cities/towns to epicentrum/hypocenter was Juneau (min 5000 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected). Epicenter of the earthquake was 56 km (35 miles) from Juneau (c. 31 300 pop).

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

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: 56 km E of Juneau, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -133.4572° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 58.3353° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 56 km E of Juneau, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-07-17 11:57:33 Time when the event occurred. UTC/GMT
Updated 2020-07-17 12:12:22 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 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 ,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 0.563 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.79 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 58 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 us7000aq9v Id of event.
Event Code 7000aq9v An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000aq9v, A comma-separated list of event ids that are associated to an event.

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