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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.28 mag, 14 km ESE of Alum Rock, California

Earthquake location 37.3113327S, -121.6801682WA minor earthquake magnitude 3.28 (ml/mb) has occurred on Wednesday, 14 kilometers (9 miles) from Alum Rock in California. Event id: nc72496776. Ids that are associated to the earthquake: nc72496776. The temblor was detected at 16:07:32 / 4:07 pm (local time epicenter). The epicenter was at a depth of 9.18 km (6 miles). Global date and time of event UTC/GMT: 29/07/15 / 2015-07-29 23:07:32 / July 29, 2015 @ 11:07 pm. Exact location of event, longitude -121.6801682 West, latitude 37.3113327 North, depth = 9.18 km.

Country/countries that might be effected, United States (c. 310 233 000 pop). The epicenter was 19 km (12 miles) from San Jose (c. 945 900 pop), 76 km (47 miles) from Oakland (c. 390 700 pop), 80 km (49 miles) from Stockton (c. 291 700 pop), 38 km (24 miles) from Fremont (c. 214 100 pop), 70 km (44 miles) from Modesto (c. 201 200 pop). Nearest cities/city/towns to hypocenter/epicentrum was Pittsburg, Daly City, Monterey (min 5000 pop).

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. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days two and in the last 365 days thirty-eight earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel anything?

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. 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: 14 km ESE of Alum Rock, California.

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More information

Parameter Value Description
Magnitude 3.28 mb The magnitude for the event.
Longitude -121.6801682° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.3113327° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 9.18 km Depth of the event in kilometers.
Place 14km ESE of Alum Rock, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-07-29 23:07:32 Time when the event occurred. UTC/GMT
Updated 2015-07-29 23:10:09 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 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 166 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 78 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.04259 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 37 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 nc72496776 Id of event.
Event Code 72496776 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc72496776, A comma-separated list of event ids that are associated to an event.

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