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Minor earthquake 3.3 mag, 9 km W of Knik-Fairview, Alaska


Earthquake location 61.5054S, -149.7781WA minor earthquake magnitude 3.3 (ml/mb) has occurred on Sunday, 9 kilometers (6 miles) from Knik-Fairview in Alaska. Date and time of earthquake in UTC/GMT: 30/06/19 / 2019-06-30 12:28:30 / June 30, 2019 @ 12:28 pm. The temblor was picked up at 03:28:30 / 3:28 am (local time epicenter). The earthquake was roughly at a depth of 49.7 km (31 miles). Event ids that are associated to the earthquake: ak0198bjl32p. Id of event: ak0198bjl32p. Exact location, longitude -149.7781° West, latitude 61.5054° North, depth = 49.7 km.

Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Palmer, Anchorage, Gateway. The epicenter was 33 km (20 miles) from Anchorage (c. 291 800 pop), 23 km (14 miles) from Eagle River (c. 24 800 pop), 9 km (6 miles) from Knik-Fairview (c. 14 900 pop), 27 km (17 miles) from Lakes (c. 8 400 pop), 23 km (14 miles) from Tanaina (c. 8 200 pop).

In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days seven and in the last 365 days five hundred and fourty-six earthquakes of magnitude 3.0 or greater that have been detected in the same area. Every year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

How would you describe the shaking?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 9 km W of Knik-Fairview, 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 -149.7781° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.5054° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 49.7 km Depth of the event in kilometers.
Place 9km W of Knik-Fairview, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-06-30 12:28:30 Time when the event occurred. UTC/GMT
Updated 2019-06-30 12:39:08 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2 The maximum reported intensity for the event.
MMI 2.873 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 0.58 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 ak0198bjl32p Id of event.
Event Code 0198bjl32p An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak0198bjl32p, A comma-separated list of event ids that are associated to an event.

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