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Light earthquake: M4.1 quake has struck near Big Lake in Alaska

Earthquake location 61.4071S, -150.0096WA light earthquake magnitude 4.1 (ml/mb) has struck on Wednesday, 13 kilometers (8 miles) from Big Lake in Alaska. Exact time and date of earthquake 06/02/19 / 2019-02-06 20:04:45 / February 6, 2019 @ 8:04 pm UTC/GMT. A tsunami warning has been issued near Big Lake in Alaska (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -150.0096 West, latitude 61.4071 North, depth = 39.1 km. Event id: ak0191pitgo3. Ids that are associated to the earthquake: at00pmit3x, ak0191pitgo3. The temblor was picked up at 11:04:45 / 11:04 am (local time epicenter). The earthquake was roughly at a depth of 39.1 km (24 miles).

Nearest cities/city/villages to epicentrum/hypocenter was Palmer, Gateway, Lakes (min 5000 pop). Earthquake epicenter was 22 km (14 miles) from Anchorage (c. 291 800 pop), 25 km (16 miles) from Eagle River (c. 24 800 pop), 25 km (15 miles) from Knik-Fairview (c. 14 900 pop), 43 km (27 miles) from Lakes (c. 8 400 pop), 39 km (24 miles) from Tanaina (c. 8 200 pop), 36 km (22 miles) from Wasilla (c. 7 800 pop). Close country/countries, United States (c. 310 233 000 pop) (That might be effected).

Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days eight, in the past 30 days twenty-three and in the last 365 days five hundred and thirteen earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

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: 13 km SSW of Big Lake, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -150.0096° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.4071° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 39.1 km Depth of the event in kilometers.
Place 13km SSW of Big Lake, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-02-06 20:04:45 Time when the event occurred. UTC/GMT
Updated 2019-02-06 20:16:50 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 76 The total number of felt reports
CDI 3.8 The maximum reported intensity for the event.
MMI 3.18 The maximum estimated instrumental intensity for the event.
Alert Level green 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 1 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 287 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 ,at,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 0.98 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 ak0191pitgo3 Id of event.
Event Code 0191pitgo3 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00pmit3x,ak0191pitgo3, A comma-separated list of event ids that are associated to an event.

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