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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 2.99 mag, 28 km S of Rio Dell, California


Earthquake location 40.251667S, -124.1708298WA minor earthquake magnitude 2.99 (ml/mb) has occurred on Wednesday, 28 kilometers (17 miles) from Rio Dell in California. Date and time of earthquake in UTC/GMT: 20/09/17 / 2017-09-20 14:29:05 / September 20, 2017 @ 2:29 pm. The earthquake occurred at a depth of 8.78 km (5 miles) below the earth’s surface. The temblor was reported at 06:29:05 / 6:29 am (local time epicenter). All ids that are associated to the event: nc72895726. Unique identifier: nc72895726. Exact location of event, longitude -124.1708298 West, latitude 40.251667 North, depth = 8.78 km.

Event epicenter was 61 km (38 miles) from Eureka (c. 27 200 pop), 69 km (43 miles) from Arcata (c. 17 200 pop), 66 km (41 miles) from Bayside (c. 17 100 pop), 77 km (48 miles) from McKinleyville (c. 15 200 pop), 39 km (24 miles) from Fortuna (c. 11 900 pop). Close country/countries, United States (c. 310 233 000 pop) (That might be effected). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was McKinleyville, Arcata, Bayside.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Every 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 fourty-two earthquakes of magnitude 3.0 or greater that has occurred nearby.

Questions or comments?

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: 28 km S of Rio Dell, California.

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More information

Parameter Value Description
Magnitude 2.99 mb The magnitude for the event.
Longitude -124.1708298° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.251667° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.78 km Depth of the event in kilometers.
Place 28km S of Rio Dell, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-09-20 14:29:05 Time when the event occurred. UTC/GMT
Updated 2017-09-20 14:30:45 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 138 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 13 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.04504 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 167 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 nc72895726 Id of event.
Event Code 72895726 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc72895726, A comma-separated list of event ids that are associated to an event.

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