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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.63 quake has struck near Petrolia in CA

Earthquake location 40.3465004S, -124.4599991WA minor earthquake magnitude 3.63 (ml/mb) has occurred on Wednesday, 15 kilometers (9 miles) from Petrolia in CA. Exact location, longitude -124.4599991° West, latitude 40.3465004° North, depth = 29.35 km. The epicenter was at a depth of 29.35 km (18 miles). All ids that are associated to the event: nc73239366. Unique identifier: nc73239366. The temblor was detected at 04:26:15 / 4:26 am (local time epicenter). Date and time of earthquake in UTC/GMT: 31/07/19 / 2019-07-31 12:26:15 / July 31, 2019 @ 12:26 pm.

Epicenter of the event was 56 km (35 miles) from Eureka (c. 27 200 pop), 66 km (41 miles) from Arcata (c. 17 200 pop), 64 km (40 miles) from Bayside (c. 17 100 pop), 73 km (46 miles) from McKinleyville (c. 15 200 pop), 38 km (24 miles) from Fortuna (c. 11 900 pop). Close country/countries, United States (c. 310 233 000 pop) (That might be effected). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was McKinleyville, Arcata, Bayside.

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days five and in the last 365 days fifty-nine earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor quakes in the world.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 15 km W of Petrolia, CA.

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More information

Parameter Value Description
Magnitude 3.63 mb The magnitude for the event.
Longitude -124.4599991° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.3465004° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 29.35 km Depth of the event in kilometers.
Place 15km 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 2019-07-31 12:26:15 Time when the event occurred. UTC/GMT
Updated 2019-07-31 12:29:12 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 1 The maximum reported intensity for the event.
MMI 2.49 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 203 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 18 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 0.19 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 272 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 nc73239366 Id of event.
Event Code 73239366 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc73239366, A comma-separated list of event ids that are associated to an event.

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