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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.56 mag strikes near Foothill Ranch in CA

Earthquake location 33.7231667S, -117.604WA minor earthquake with magnitude 3.56 (ml/mb) was detected on Thursday, 7 kilometers (4 miles) from Foothill Ranch in CA. Exact location of earthquake, longitude -117.604 West, latitude 33.7231667 North, depth = 5.14 km. The 3.56-magnitude earthquake was detected at 00:31:59 / 12:31 am (local time epicenter). All ids that are associated to the event: ci39641536. Unique identifier: ci39641536. The epicenter was at a depth of 5.14 km (3 miles). Global date and time of event UTC/GMT: 01/10/20 / 2020-10-01 00:31:59 / October 1, 2020 @ 12:31 am.

Nearest cities/city/villages to epicentrum/hypocenter was Century City, Marina del Rey, Beverly Hills (min 5000 pop). Event epicenter was 69 km (43 miles) from Los Angeles (c. 3 792 600 pop), 54 km (34 miles) from Long Beach (c. 462 300 pop), 31 km (19 miles) from Anaheim (c. 336 300 pop), 25 km (15 miles) from Santa Ana (c. 324 500 pop), 32 km (20 miles) from Riverside (c. 303 900 pop), 21 km (13 miles) from Irvine (c. 212 400 pop). Close country/countries, United States (c. 310 233 000 pop) (That might be effected).

There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days six and in the last 365 days fifty-seven earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 7 km NE of Foothill Ranch, CA. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.56 mb The magnitude for the event.
Longitude -117.604° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 33.7231667° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5.14 km Depth of the event in kilometers.
Place 7km NE of Foothill Ranch, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-10-01 00:31:59 Time when the event occurred. UTC/GMT
Updated 2020-10-01 00:36:02 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 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 195 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 23 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.04904 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.35 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 63 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 ci39641536 Id of event.
Event Code 39641536 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ci39641536, A comma-separated list of event ids that are associated to an event.

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