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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.48 mag strikes near Piedmont in California

Earthquake location 37.8074989S, -122.1965027WA minor earthquake magnitude 3.48 (ml/mb) strikes 3 kilometers (2 miles) from Piedmont in California on Tuesday. The 3.48-magnitude earthquake was detected at 00:50:22 / 12:50 am (local time epicenter). Exact location of earthquake, -122.1965027° West, 37.8074989° North, depth 4.75 km. Exact time and date of event in UTC/GMT: 13/09/16 / 2016-09-13 07:50:22 / September 13, 2016 @ 7:50 am. The earthquake occurred at a depth of 4.75 km (3 miles) below the earth’s surface. Id of earthquake: nc72694726. Event ids that are associated: nc72694726.

Country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Santa Rosa, Roseland, Winters (min 5000 pop). Epicenter of the event was 58 km (36 miles) from San Jose (c. 945 900 pop), 20 km (12 miles) from San Francisco (c. 805 200 pop), 7 km (4 miles) from Oakland (c. 390 700 pop), 81 km (50 miles) from Stockton (c. 291 700 pop), 34 km (21 miles) from Fremont (c. 214 100 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 one, in the last 10 days one, in the past 30 days one and in the last 365 days twenty-nine earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel the quake?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 3 km ESE of Piedmont, California. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.48 mb The magnitude for the event.
Longitude -122.1965027° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.8074989° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 4.75 km Depth of the event in kilometers.
Place 3km ESE of Piedmont, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-09-13 07:50:22 Time when the event occurred. UTC/GMT
Updated 2016-09-13 07:56:19 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 Timezone offset from UTC in minutes at the event epicenter.
Felt 35 The total number of felt reports
CDI 3.8 The maximum reported intensity for the event.
MMI 3.74 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 200 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 80 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.05267 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 35 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 nc72694726 Id of event.
Event Code 72694726 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc72694726, A comma-separated list of event ids that are associated to an event.

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