Minor earthquake: M3.04 quake has struck near Morgan Hill in CA

A minor earthquake with magnitude 3.04 (ml/mb) was detected on Wednesday, 16 kilometers (10 miles) from Morgan Hill in CA. Global time and date of event 18/01/18 / 2018-01-18 02:41:47 / January 18, 2018 @ 2:41 am UTC/GMT. The epicenter was at a depth of 5.18 km (3 miles). Exact location of earthquake, longitude -121.6529999 West, latitude 37.2731667 North, depth = 5.18 km. The temblor was detected at 18:41:47 / 6:41 pm (local time epicenter). Id of earthquake: nc72955465. Event ids that are associated: nc72955465.

Nearest cities/city/villages to epicentrum/hypocenter was South San Francisco, Clayton, Hughson (min 5000 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop). Earthquake epicenter was 23 km (14 miles) from San Jose (c. 945 900 pop), 43 km (26 miles) from Fremont (c. 214 100 pop), 71 km (44 miles) from Modesto (c. 201 200 pop), 66 km (41 miles) from Salinas (c. 150 400 pop), 58 km (36 miles) from Hayward (c. 144 200 pop).

There are an estimated 130,000 minor quakes 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 thirteen and in the last 365 days sixty-nine earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

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 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: 16 km N of Morgan Hill, CA.

CA Clayton Fremont Hayward Hughson Modesto Morgan Hill Salinas San Jose South San Francisco United States

More information

Parameter	Value	Description
Magnitude	3.04 mb	The magnitude for the event.
Longitude	-121.6529999° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	37.2731667° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	5.18 km	Depth of the event in kilometers.
Place	16km N of Morgan Hill, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-01-18 02:41:47	Time when the event occurred. UTC/GMT
Updated	2018-01-18 02:53:05	Time when the event was most recently updated. UTC/GMT
Timezone offset	-480	Timezone offset from UTC in minutes at the event epicenter.
Felt	60	The total number of felt reports
CDI	3.4	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	163	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	82	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.0214	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.06 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	60	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	nc72955465	Id of event.
Event Code	72955465	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc72955465,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.04 quake has struck near Morgan Hill in CA

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