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Minor World Earthquakes Magnitude -3.9

Minor earthquake 2.9 mag, 27 km SSW of Rio Dell, California

Earthquake location 40.2918333S, -124.288WA minor earthquake magnitude 2.9 (ml/mb) has occurred on Sunday, 27 kilometers (17 miles) from Rio Dell in California. The temblor was picked up at 06:42:41 / 6:42 am (local time epicenter). The earthquake occurred at a depth of 10.03 km (6 miles). Exact location of event, depth 10.03 km, -124.288° West, 40.2918333° North. Event ids that are associated to the earthquake: nc72718125. Id of event: nc72718125. Global date and time of event UTC/GMT: 30/10/16 / 2016-10-30 13:42:41 / October 30, 2016 @ 1:42 pm.

Epicenter of the event was 58 km (36 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), 74 km (46 miles) from McKinleyville (c. 15 200 pop), 36 km (22 miles) from Fortuna (c. 11 900 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was McKinleyville, Arcata, Bayside. Nearby country/countries that might be effected, United States (c. 310 233 000 pop).

Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days one, in the past 30 days one and in the last 365 days thirty-three earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 27 km SSW of Rio Dell, California. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -124.288° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.2918333° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10.03 km Depth of the event in kilometers.
Place 27km SSW 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 2016-10-30 13:42:41 Time when the event occurred. UTC/GMT
Updated 2016-11-01 17:59:46 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 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 129 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 0.03024 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 195 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mh The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID nc72718125 Id of event.
Event Code 72718125 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc72718125, A comma-separated list of event ids that are associated to an event.

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