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Light earthquake, 4.99 mag was detected near Upper Lake in California


Earthquake location 39.3134995S, -122.793663WA light earthquake with magnitude 4.99 (ml/mb) was reported 19 kilometers (12 miles) from Upper Lake in California on Tuesday. A tsunami warning has been issued near Upper Lake in California (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 19:57:17 / 7:57 pm (local time epicenter). Unique identifier: nc72672610. Ids that are associated to the event: at00oboavh, nc72672610. The earthquake occurred at a depth of 18.52 km (12 miles). Exact location of earthquake, -122.793663° West, 39.3134995° North, depth 18.52 km. Exact time and date of earthquake 10/08/16 / 2016-08-10 02:57:17 / August 10, 2016 @ 2:57 am UTC/GMT.

Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected). Closest city/cities/towns to epicentrum/hypocenter was Yuba City, South Yuba City, Sebastopol (min 5000 pop). Epicenter of the earthquake was 97 km (60 miles) from Santa Rosa (c. 167 800 pop), 94 km (58 miles) from Chico (c. 86 200 pop), 103 km (64 miles) from Yuba City (c. 64 900 pop), 85 km (53 miles) from Windsor (c. 26 800 pop), 40 km (25 miles) from Ukiah (c. 16 100 pop), 42 km (26 miles) from Clearlake (c. 15 300 pop), 102 km (63 miles) from South Yuba City (c. 15 200 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world. 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 fourty-six earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 19 km NNE of Upper Lake, California.

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More information

Parameter Value Description
Magnitude 4.99 mb The magnitude for the event.
Longitude -122.793663° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 39.3134995° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 18.52 km Depth of the event in kilometers.
Place 19km NNE of Upper Lake, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-08-10 02:57:17 Time when the event occurred. UTC/GMT
Updated 2016-08-10 03:04:22 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 Timezone offset from UTC in minutes at the event epicenter.
Felt 42 The total number of felt reports
CDI 4.6 The maximum reported intensity for the event.
MMI 3.41 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 1 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 402 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 ,at,nc, A comma-separated list of network contributors.
Number of Stations Used 101 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1476 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.38 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 31 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mw The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID nc72672610 Id of event.
Event Code 72672610 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00oboavh,nc72672610, A comma-separated list of event ids that are associated to an event.

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