Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.09 mag, 1 km NNE of San Ramon, California

Earthquake location 37.7931671S, -121.9670029WA minor earthquake with magnitude 3.09 (ml/mb) was detected on Sunday, 1 kilometers (1 miles) from San Ramon in California. The earthquake was roughly at a depth of 9.87 km (6 miles). All ids that are associated to the event: nc72540130. Unique identifier: nc72540130. Exact location of event, longitude -121.9670029 West, latitude 37.7931671 North, depth = 9.87 km. Exact time and date of earthquake 18/10/15 / 2015-10-18 22:31:28 / October 18, 2015 @ 10:31 pm UTC/GMT. The 3.09-magnitude earthquake was detected at 15:31:28 / 3:31 pm (local time epicenter).

The epicenter was 51 km (32 miles) from San Jose (c. 945 900 pop), 40 km (25 miles) from San Francisco (c. 805 200 pop), 27 km (17 miles) from Oakland (c. 390 700 pop), 62 km (39 miles) from Stockton (c. 291 700 pop), 27 km (17 miles) from Fremont (c. 214 100 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Ben Lomond, Morgan Hill, Salida (min 5000 pop).

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 four, in the past 30 days four and in the last 365 days twenty-two earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

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

Copyright © 2015 All rights reserved.

More information

Parameter Value Description
Magnitude 3.09 mb The magnitude for the event.
Longitude -121.9670029° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.7931671° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 9.87 km Depth of the event in kilometers.
Place 1km NNE 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 2015-10-18 22:31:28 Time when the event occurred. UTC/GMT
Updated 2015-10-18 22:49:47 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 Timezone offset from UTC in minutes at the event epicenter.
Felt 257 The total number of felt reports
CDI 3.2 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 reviewed 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 229 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 62 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.06863 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.09 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 56 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 nc72540130 Id of event.
Event Code 72540130 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc72540130, A comma-separated list of event ids that are associated to an event.

Leave a Reply