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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.42 mag strikes near Lake Henshaw in California

Earthquake location 33.2711667S, -116.7896667WA minor earthquake with magnitude 3.42 (ml/mb) was detected on Thursday, 4 kilometers (2 miles) from Lake Henshaw in California. The temblor was detected at 22:29:51 / 10:29 pm (local time epicenter). Exact location of event, longitude -116.7896667 West, latitude 33.2711667 North, depth = 8.55 km. Date and time of earthquake in UTC/GMT: 16/10/15 / 2015-10-16 05:29:51 / October 16, 2015 @ 5:29 am. Id of earthquake: ci37476536. Event ids that are associated: us10003p20, ci37476536. The earthquake was roughly at a depth of 8.55 km (5 miles).

Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the event was 71 km (44 miles) from San Diego (c. 1 307 400 pop), 75 km (47 miles) from Chula Vista (c. 243 900 pop), 55 km (34 miles) from Oceanside (c. 167 100 pop), 32 km (20 miles) from Escondido (c. 143 900 pop), 54 km (33 miles) from Carlsbad (c. 105 300 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Coto De Caza, Imperial Beach, Lomas de Santa Anita.

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

Did you feel anything?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 4 km NW of Lake Henshaw, California. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.42 mb The magnitude for the event.
Longitude -116.7896667° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 33.2711667° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.55 km Depth of the event in kilometers.
Place 4km NW of Lake Henshaw, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-10-16 05:29:51 Time when the event occurred. UTC/GMT
Updated 2015-10-16 13:58:37 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 Timezone offset from UTC in minutes at the event epicenter.
Felt 87 The total number of felt reports
CDI 3.2 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 208 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 ,us,ci, A comma-separated list of network contributors.
Number of Stations Used 133 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.04361 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.22 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 26 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mh The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID ci37476536 Id of event.
Event Code 37476536 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003p20,ci37476536, A comma-separated list of event ids that are associated to an event.

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