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Minor earthquake, 2.8 mag was detected near West Lake Sammamish in Washington

Earthquake location 47.571S, -122.045WA minor earthquake magnitude 2.8 (ml/mb) has occurred on Wednesday, 3 kilometers (2 miles) from West Lake Sammamish in Washington. The earthquake occurred at a depth of 19.32 km (12 miles) below the earth’s surface. All ids that are associated to the event: us60006m88, uw61562776. Unique identifier: uw61562776. The 2.8-magnitude earthquake has occurred at 18:25:05 / 6:25 pm (local time epicenter). Exact time and date of event in UTC/GMT: 05/12/19 / 2019-12-05 02:25:05 / December 5, 2019 @ 2:25 am. Exact location of earthquake, -122.045° West, 47.571° North, depth 19.32 km.

Close country/countries, United States (c. 310 233 000 pop) (That might be effected). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Camano, Arlington, DuPont. Earthquake epicenter was 22 km (14 miles) from Seattle (c. 608 700 pop), 46 km (29 miles) from Tacoma (c. 198 400 pop), 12 km (8 miles) from Bellevue (c. 122 400 pop), 47 km (29 miles) from Everett (c. 103 000 pop), 25 km (16 miles) from Kent (c. 92 400 pop).

In the past 24 hours, there have been 0, in the last 10 days 0, in the past 30 days one and in the last 365 days ten earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 1,300,000 minor quakes in the world each year. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel it?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 3 km E of West Lake Sammamish, Washington.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -122.045° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 47.571° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 19.32 km Depth of the event in kilometers.
Place 3km E of West Lake Sammamish, Washington Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-12-05 02:25:05 Time when the event occurred. UTC/GMT
Updated 2019-12-05 03:11:22 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 24 The total number of felt reports
CDI 3.3 The maximum reported intensity for the event.
MMI 3.16 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 129 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network uw The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us,uw, A comma-separated list of network contributors.
Number of Stations Used 43 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 0.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 54 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 uw61562776 Id of event.
Event Code 61562776 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us60006m88,uw61562776, A comma-separated list of event ids that are associated to an event.

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