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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.16 mag was detected near Ridgemark in CA

Posted by admin on December 19, 2017 0 Comments

Earthquake location 36.7526665S, -121.4603348WA minor earthquake with magnitude 3.16 (ml/mb) was detected on Tuesday, 11 kilometers (7 miles) from Ridgemark in CA. Exact location of event, depth 7.25 km, -121.4603348° West, 36.7526665° North. Date and time of earthquake in UTC/GMT: 19/12/17 / 2017-12-19 12:57:12 / December 19, 2017 @ 12:57 pm. The 3.16-magnitude earthquake has occurred at 04:57:12 / 4:57 am (local time epicenter). The epicenter of the earthquake was roughly 7.25 km (5 miles) below the earth’s surface. Event ids that are associated to the earthquake: nc72942026. Id of event: nc72942026.

Epicenter of the earthquake was 76 km (47 miles) from San Jose (c. 945 900 pop), 19 km (12 miles) from Salinas (c. 150 400 pop), 80 km (50 miles) from Santa Clara (c. 116 500 pop), 56 km (35 miles) from Santa Cruz (c. 59 900 pop), 32 km (20 miles) from Watsonville (c. 51 200 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Santa Clara, East Foothills, San Jose. Nearby 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 two, in the past 30 days eight and in the last 365 days fifty-seven 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. Every year there are an estimated 130,000 minor earthquakes in the world.

Questions or comments?

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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 11 km SW of Ridgemark, CA.

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More information

Parameter Value Description
Magnitude 3.16 mb The magnitude for the event.
Longitude -121.4603348° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.7526665° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7.25 km Depth of the event in kilometers.
Place 11km SW of Ridgemark, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-19 12:57:12 Time when the event occurred. UTC/GMT
Updated 2017-12-19 13:03:04 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 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 154 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 54 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.01429 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 41 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 nc72942026 Id of event.
Event Code 72942026 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc72942026, A comma-separated list of event ids that are associated to an event.

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