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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 2.99 mag, 11 km SE of Mammoth Lakes, California



Earthquake location 37.5708351S, -118.8878326WA minor earthquake with magnitude 2.99 (ml/mb) was reported 11 kilometers (7 miles) from Mammoth Lakes in California on Saturday. Exact location of earthquake, -118.8878326° West, 37.5708351° North, depth 1.92 km. The epicenter was at a depth of 1.92 km (1 miles). The temblor was reported at 17:01:42 / 5:01 pm (local time epicenter). All ids that are associated to the event: nc72853396. Unique identifier: nc72853396. Exact time and date of earthquake 30/07/17 / 2017-07-30 01:01:42 / July 30, 2017 @ 1:01 am UTC/GMT.

Epicenter of the event was 11 km (7 miles) from Mammoth Lakes (c. 8 200 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Mammoth Lakes (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days seven and in the last 365 days sixty-eight 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 earthquakes in the world.

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. 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: 11 km SE of Mammoth Lakes, California.

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More information

Parameter Value Description
Magnitude 2.99 mb The magnitude for the event.
Longitude -118.8878326° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.5708351° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 1.92 km Depth of the event in kilometers.
Place 11km SE of Mammoth Lakes, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-07-30 01:01:42 Time when the event occurred. UTC/GMT
Updated 2017-07-30 01:09:47 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 2.2 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 39 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.04662 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.05 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 90 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 nc72853396 Id of event.
Event Code 72853396 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc72853396, A comma-separated list of event ids that are associated to an event.

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