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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.53 quake has struck near San Ramon in California



Earthquake location 37.7916679S, -121.9818344WA minor earthquake magnitude 3.53 (ml/mb) has struck on Monday, 1 kilometers (1 miles) from San Ramon in California. Exact location, longitude -121.9818344° West, latitude 37.7916679° North, depth = 7.68 km. The epicenter of the earthquake was roughly 7.68 km (5 miles) below the earth’s surface. All ids that are associated to the event: nc72540765. Unique identifier: nc72540765. The temblor was reported at 16:21:17 / 4:21 pm (local time epicenter). Global time and date of event 19/10/15 / 2015-10-19 23:21:17 / October 19, 2015 @ 11:21 pm UTC/GMT.

Country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the event was 51 km (32 miles) from San Jose (c. 945 900 pop), 38 km (24 miles) from San Francisco (c. 805 200 pop), 25 km (16 miles) from Oakland (c. 390 700 pop), 63 km (39 miles) from Stockton (c. 291 700 pop), 27 km (17 miles) from Fremont (c. 214 100 pop), 16 km (10 miles) from Hayward (c. 144 200 pop). Nearest cities/city/villages to epicentrum/hypocenter was Patterson, Scotts Valley, Winters (min 5000 pop).

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

Did you feel anything?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 1 km NNW of San Ramon, California.

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More information

Parameter Value Description
Magnitude 3.53 mb The magnitude for the event.
Longitude -121.9818344° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.7916679° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7.68 km Depth of the event in kilometers.
Place 1km NNW of San Ramon, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-10-19 23:21:17 Time when the event occurred. UTC/GMT
Updated 2015-10-19 23:26:10 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 Timezone offset from UTC in minutes at the event epicenter.
Felt 61 The total number of felt reports
CDI 3.6 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 214 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network nc The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,nc, A comma-separated list of network contributors.
Number of Stations Used 57 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0676 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.2 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 46 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 nc72540765 Id of event.
Event Code 72540765 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc72540765, A comma-separated list of event ids that are associated to an event.

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