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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3 mag strikes near Alva in Oklahoma


Earthquake location 36.709S, -98.6017WA minor earthquake magnitude 3 (ml/mb) strikes 12 kilometers (7 miles) from Alva in Oklahoma on Friday. The temblor was detected at 09:52:00 / 9:52 am (local time epicenter). The epicenter was at a depth of 12.73 km (8 miles). Event ids that are associated to the earthquake: us1000304p. Id of event: us1000304p. Exact location of earthquake, longitude -98.6017 West, latitude 36.709 North, depth = 12.73 km. Global time and date of event 07/08/15 / 2015-08-07 14:52:00 / August 7, 2015 @ 2:52 pm UTC/GMT.

Nearby 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 Woodward, Enid. The epicenter was 73 km (46 miles) from Enid (c. 49 400 pop), 77 km (48 miles) from Woodward (c. 12 100 pop).

There are an estimated 130,000 minor earthquakes in the world each year. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days twelve, in the past 30 days thirty-three and in the last 365 days four hundred and fifty-two earthquakes of magnitude 3.0 or greater that has occurred nearby.

Questions or comments?

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: 12 km SSE of Alva, Oklahoma.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -98.6017° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.709° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 12.73 km Depth of the event in kilometers.
Place 12km SSE of Alva, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-08-07 14:52:00 Time when the event occurred. UTC/GMT
Updated 2015-08-07 15:09:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 138 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.328 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.91 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 32 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb_lg The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us1000304p Id of event.
Event Code 1000304p An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000304p, A comma-separated list of event ids that are associated to an event.

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