Minor earthquake, 2.85 mag has occurred near Petrolia in CA

A minor earthquake magnitude 2.85 (ml/mb) has occurred on Saturday, 76 km W of Petrolia, CA (47 miles). Date and time of earthquake in UTC/GMT: 04/08/19 / 2019-08-04 04:54:21 / August 4, 2019 @ 4:54 am. The earthquake was roughly at a depth of 0.62 km (0 miles). The 2.85-magnitude earthquake has occurred at 20:54:21 / 8:54 pm (local time epicenter). Exact location of earthquake, -125.1681671° West, 40.4544983° North, depth 0.62 km. Event id: nc73241901. Ids that are associated to the earthquake: nc73241901.

In the past 24 hours, there have been 0, in the last 10 days one, in the past 30 days five and in the last 365 days fifty-four earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 1,300,000 minor quakes in the world each year. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

How would you describe the shaking?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 76 km W of Petrolia, CA.

CA Petrolia

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Parameter	Value	Description
Magnitude	2.85 mb	The magnitude for the event.
Longitude	-125.1681671° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	40.4544983° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	0.62 km	Depth of the event in kilometers.
Place	76km 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	2019-08-04 04:54:21	Time when the event occurred. UTC/GMT
Updated	2019-08-04 04:55:54	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	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	125	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	14	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance		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	296	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	md	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	nc73241901	Id of event.
Event Code	73241901	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc73241901,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.85 mag has occurred near Petrolia in CA

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