Minor earthquake, 3.21 mag was detected near Ferndale in California

A minor earthquake magnitude 3.21 (ml/mb) strikes 251 km W of Ferndale, California (156 miles) on Thursday. Exact location of earthquake, longitude -127.1635 West, latitude 40.1378333 North, depth = 15.62 km. Id of earthquake: nc72900571. Event ids that are associated: nc72900571. The 3.21-magnitude earthquake was detected at 06:53:34 / 6:53 am (local time epicenter). Exact time and date of event in UTC/GMT: 28/09/17 / 2017-09-28 14:53:34 / September 28, 2017 @ 2:53 pm. The epicenter of the earthquake was roughly 15.62 km (10 miles) below the earth’s surface.

In the past 24 hours, there have been one, in the last 10 days eleven, in the past 30 days twelve and in the last 365 days thirty earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor earthquakes in the world each year.

Did you feel it?

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. 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: 251 km W of Ferndale, California.

California Ferndale

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Parameter	Value	Description
Magnitude	3.21 mb	The magnitude for the event.
Longitude	-127.1635° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	40.1378333° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	15.62 km	Depth of the event in kilometers.
Place	251km 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	2017-09-28 14:53:34	Time when the event occurred. UTC/GMT
Updated	2017-09-29 01:30:06	Time when the event was most recently updated. UTC/GMT
Timezone offset	-480	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	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	159	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	nc	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,nc,	A comma-separated list of network contributors.
Number of Stations Used	11	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	2.187	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.25 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	338	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	nc72900571	Id of event.
Event Code	72900571	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc72900571,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.21 mag was detected near Ferndale in California

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