Minor earthquake, 3.18 mag was detected near Avalon in California

A minor earthquake magnitude 3.18 (ml/mb) has occurred on Thursday, 33 kilometers (21 miles) from Avalon in California. The temblor was picked up at 17:45:05 / 5:45 pm (local time epicenter). The epicenter was at a depth of -0.13 km (-0 miles). Exact time and date of earthquake 08/04/16 / 2016-04-08 01:45:05 / April 8, 2016 @ 1:45 am UTC/GMT. All ids that are associated to the event: ci37546656. Unique identifier: ci37546656. Exact location of earthquake, -118.0218353° West, 33.197834° North, depth -0.13 km.

Country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the event was 65 km (40 miles) from Long Beach (c. 462 300 pop), 72 km (44 miles) from Anaheim (c. 336 300 pop), 63 km (39 miles) from Santa Ana (c. 324 500 pop), 56 km (35 miles) from Irvine (c. 212 400 pop), 51 km (32 miles) from Huntington Beach (c. 190 000 pop). Closest city/cities/towns to epicentrum/hypocenter was La Mirada, La Jolla, Redondo Beach (min 5000 pop).

Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days three and in the last 365 days twelve earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 33 km ESE of Avalon, California.

More information

Parameter	Value	Description
Magnitude	3.18 mb	The magnitude for the event.
Longitude	-118.0218353° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	33.197834° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	-0.13 km	Depth of the event in kilometers.
Place	33km ESE of Avalon, California	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2016-04-08 01:45:05	Time when the event occurred. UTC/GMT
Updated	2016-04-08 02:13:01	Time when the event was most recently updated. UTC/GMT
Timezone offset	-480	Timezone offset from UTC in minutes at the event epicenter.
Felt	4	The total number of felt reports
CDI	2.7	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	automatic	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	157	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	ci	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,ci,	A comma-separated list of network contributors.
Number of Stations Used	100	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.3871	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.4 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	115	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	ci37546656	Id of event.
Event Code	37546656	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ci37546656,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.18 mag was detected near Avalon in California

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