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Strong World Earthquakes Magnitude 6–6.9, Tsunami warning alerts

Strong earthquake: M6.9 quake strikes near Miyako in Japan

Earthquake location 39.9S, 144.5WA earthquake magnitude 6.9 (mg/mb) has striked on Tuesday, 220 kilometers (137 miles) from Miyako in Japan. The temblor was reported at 09:06:29 / 9:06 am (local time epicenter) at a depth of 10 km (6 miles). Global time of event 2015-02-16 11:06:29 UTC/GMT. A tsunami warning has been issued near Miyako in Japan, according to the U.S. Geological Survey. Exact location of event, longitude 144.5 East, latitude 39.9 North, depth 10 km.

Did you feel it?

Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded in: 220 km E of Miyako, Japan.

More information

Parameter Value Description
Magnitude 6.9 mb The magnitude for the event.
Longitude 144.5° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 39.9° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 220km E of Miyako, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-02-16 23:06:29 Time when the event occurred. UTC/GMT
Updated 2015-02-16 23:15:55 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 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 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 732 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources at A comma-separated list of network contributors.
Number of Stations Used 23 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.96 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 82.8 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Mi The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00njw06i Id of event.
Event Code 00njw06i An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS at00njw06i A comma-separated list of event ids that are associated to an event.

1 Comment

  1. Dall

    I didn’t feel it. It may have only registered a M1 in Sapporo. Although strong, not uncommon or damaging as long as they’re out in the ocean. Over M7.0 is when things get real. Nice try tectonic plates!

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