Minor earthquake 3.09 mag, 243 km W of Petrolia, CA

A minor earthquake magnitude 3.09 (ml/mb) has struck on Monday, 243 km W of Petrolia, CA (151 miles). The temblor was detected at 16:59:09 / 4:59 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 23/10/18 / 2018-10-23 00:59:09 / October 23, 2018 @ 12:59 am. Event ids that are associated to the earthquake: nc73100771. Id of event: nc73100771. Exact location of earthquake, -127.1453333° West, 40.2511667° North, depth 3.36 km. The earthquake was roughly at a depth of 3.36 km (2 miles).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world. 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 nineteen earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 243 km W of Petrolia, CA. This information comes from the USGS Earthquake Notification Service.

CA Petrolia

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Parameter	Value	Description
Magnitude	3.09 mb	The magnitude for the event.
Longitude	-127.1453333° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	40.2511667° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	3.36 km	Depth of the event in kilometers.
Place	243km W of Petrolia, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-10-23 00:59:09	Time when the event occurred. UTC/GMT
Updated	2018-10-23 23:12:54	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	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	147	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	11	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	2.157	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.12 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	346	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	nc73100771	Id of event.
Event Code	73100771	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc73100771,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake 3.09 mag, 243 km W of Petrolia, CA

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