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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag has occurred near Ferndale in California


Earthquake location 40.6326S, -127.2637WA light earthquake with magnitude 4.4 (ml/mb) was detected on Saturday, 253 km W of Ferndale, California (157 miles). Exact location of event, depth 14.33 km, -127.2637° West, 40.6326° North. Exact time and date of earthquake 22/08/15 / 2015-08-22 12:33:54 / August 22, 2015 @ 12:33 pm UTC/GMT. The earthquake occurred at a depth of 14.33 km (9 miles) below the earth’s surface. The temblor was picked up at 04:33:54 / 4:33 am (local time epicenter). Event id: us10003472. Ids that are associated to the earthquake: nc72510441, us10003472. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days three and in the last 365 days sixteen 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.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 253 km W of Ferndale, California. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -127.2637° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.6326° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14.33 km Depth of the event in kilometers.
Place 253km W of Ferndale, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-08-22 12:33:54 Time when the event occurred. UTC/GMT
Updated 2015-09-11 09:14:56 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 298 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 ,nc,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 2.399 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.95 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 205 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us10003472 Id of event.
Event Code 10003472 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc72510441,us10003472, A comma-separated list of event ids that are associated to an event.

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