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Minor earthquake: M3.01 quake has struck near Big Bear City in CA



Earthquake location 34.2476654S, -116.8355026WA minor earthquake with magnitude 3.01 (ml/mb) was reported 2 kilometers (1 miles) from Big Bear City in CA on Thursday. Exact time and date of earthquake 20/04/17 / 2017-04-20 14:54:54 / April 20, 2017 @ 2:54 pm UTC/GMT. The earthquake occurred at a depth of -0.92 km (-1 miles). Exact location, longitude -116.8355026° West, latitude 34.2476654° North, depth = -0.92 km. The temblor was picked up at 06:54:54 / 6:54 am (local time epicenter). Event id: ci37862576. Ids that are associated to the earthquake: ci37862576.

Event epicenter was 61 km (38 miles) from Riverside (c. 303 900 pop), 45 km (28 miles) from San Bernardino (c. 209 900 pop), 58 km (36 miles) from Fontana (c. 196 100 pop), 50 km (31 miles) from Moreno Valley (c. 193 400 pop), 71 km (44 miles) from Rancho Cucamonga (c. 165 300 pop). Nearest cities/city/villages to epicentrum/hypocenter was El Cerrito, Ontario, Piñon Hills (min 5000 pop). Country/countries that might be effected, United States (c. 310 233 000 pop).

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 fourty-eight earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Every 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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 2 km SSE of Big Bear City, CA. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.01 mb The magnitude for the event.
Longitude -116.8355026° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 34.2476654° North Decimal degrees latitude. Negative values for southern latitudes.
Depth -0.92 km Depth of the event in kilometers.
Place 2km SSE of Big Bear City, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-20 14:54:54 Time when the event occurred. UTC/GMT
Updated 2017-04-20 14:57:36 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 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 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 140 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 113 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0721 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.17 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 23 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 ci37862576 Id of event.
Event Code 37862576 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ci37862576, A comma-separated list of event ids that are associated to an event.

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