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Light earthquake, 4.01 mag has occurred near Tres Pinos in CA

Earthquake location 36.6824989S, -121.3133316WA light earthquake with magnitude 4.01 (ml/mb) was detected on Friday, 12 kilometers (7 miles) from Tres Pinos in CA. Exact time and date of event in UTC/GMT: 02/11/18 / 2018-11-02 12:58:54 / November 2, 2018 @ 12:58 pm. Event id: nc73105276. Ids that are associated to the earthquake: at00phkhe5, nc73105276. A tsunami warning has been issued near Tres Pinos in CA (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -121.3133316° West, 36.6824989° North, depth 6.54 km. The earthquake occurred at a depth of 6.54 km (4 miles) below the earth’s surface. The 4.01-magnitude earthquake was detected at 04:58:54 / 4:58 am (local time epicenter).

Country/countries that might be effected, United States (c. 310 233 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Hilmar-Irwin, East Foothills, San Jose. Epicenter of the event was 89 km (56 miles) from San Jose (c. 945 900 pop), 31 km (19 miles) from Salinas (c. 150 400 pop), 72 km (44 miles) from Santa Cruz (c. 59 900 pop), 47 km (29 miles) from Watsonville (c. 51 200 pop), 43 km (26 miles) from Gilroy (c. 48 800 pop), 88 km (55 miles) from Campbell (c. 39 300 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been two, in the last 10 days four, in the past 30 days six and in the last 365 days sixty earthquakes of magnitude 3.0 or greater that has struck near.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 12 km S of Tres Pinos, CA.

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More information

Parameter Value Description
Magnitude 4.01 mb The magnitude for the event.
Longitude -121.3133316° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.6824989° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6.54 km Depth of the event in kilometers.
Place 12km S of Tres Pinos, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-11-02 12:58:54 Time when the event occurred. UTC/GMT
Updated 2018-11-02 13:06:43 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 37 The total number of felt reports
CDI 3.8 The maximum reported intensity for the event.
MMI 5.06 The maximum estimated instrumental intensity for the event.
Alert Level green 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 1 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 261 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 ,at,nc, A comma-separated list of network contributors.
Number of Stations Used 61 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0715 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.11 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 54 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mw The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID nc73105276 Id of event.
Event Code 73105276 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00phkhe5,nc73105276, A comma-separated list of event ids that are associated to an event.

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