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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.12 mag strikes near Morongo Valley in CA



Earthquake location 34.151001S, -116.7074966WA light earthquake with magnitude 4.12 (ml/mb) was reported 16 kilometers (10 miles) from Morongo Valley in CA on Wednesday. Global date and time of event UTC/GMT: 28/12/16 / 2016-12-28 17:56:59 / December 28, 2016 @ 5:56 pm. The earthquake was roughly at a depth of 10.12 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 10.12 km, -116.7074966° West, 34.151001° North. Id of earthquake: ci37772688. Event ids that are associated: ci37772688. The 4.12-magnitude earthquake has occurred at 09:56:59 / 9:56 am (local time epicenter).

Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected). Epicenter of the earthquake was 67 km (42 miles) from Riverside (c. 303 900 pop), 54 km (33 miles) from San Bernardino (c. 209 900 pop), 67 km (42 miles) from Fontana (c. 196 100 pop), 54 km (33 miles) from Moreno Valley (c. 193 400 pop), 82 km (51 miles) from Rancho Cucamonga (c. 165 300 pop), 87 km (54 miles) from Ontario (c. 163 900 pop). Nearest cities/city/towns to hypocenter/epicentrum was Piñon Hills, Montclair, Barstow (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days three and in the last 365 days fifty-five earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 16 km NW of Morongo Valley, CA.

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More information

Parameter Value Description
Magnitude 4.12 mb The magnitude for the event.
Longitude -116.7074966° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 34.151001° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10.12 km Depth of the event in kilometers.
Place 16km NW of Morongo Valley, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-12-28 17:56:59 Time when the event occurred. UTC/GMT
Updated 2016-12-28 17:59:57 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 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 262 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 94 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1424 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.16 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 30 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mlr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID ci37772688 Id of event.
Event Code 37772688 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ci37772688, A comma-separated list of event ids that are associated to an event.

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