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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 7 km W of Medford, Oklahoma


Earthquake location 36.8148S, -97.8164WA light earthquake with magnitude 4.4 (ml/mb) was reported 7 kilometers (4 miles) from Medford in Oklahoma on Saturday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 22/08/15 / 2015-08-22 08:46:49 / August 22, 2015 @ 8:46 am UTC/GMT. The temblor was detected at 03:46:49 / 3:46 am (local time epicenter). Exact location of event, longitude -97.8164 West, latitude 36.8148 North, depth = 8.08 km. Unique identifier: us1000346p. Ids that are associated to the event: us1000346p. The epicenter was at a depth of 8.08 km (5 miles).

Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Derby, Haysville, Mulvane. The epicenter was 47 km (29 miles) from Enid (c. 49 400 pop), 66 km (41 miles) from Ponca City (c. 25 400 pop), 95 km (59 miles) from Derby (c. 22 200 pop), 74 km (46 miles) from Arkansas City (c. 12 400 pop), 87 km (54 miles) from Winfield (c. 12 300 pop), 93 km (58 miles) from Haysville (c. 10 800 pop).

Every 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 fourteen, in the past 30 days fourty-nine and in the last 365 days six hundred and twenty-seven earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel anything?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 7 km W of Medford, Oklahoma.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -97.8164° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.8148° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.08 km Depth of the event in kilometers.
Place 7km W of Medford, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-08-22 08:46:49 Time when the event occurred. UTC/GMT
Updated 2015-08-22 09:10:11 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 34 The total number of felt reports
CDI 3.8 The maximum reported intensity for the event.
MMI 5.49 The maximum estimated instrumental intensity for the event.
Alert Level green 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 311 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 0.05 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 49 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 us1000346p Id of event.
Event Code 1000346p An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000346p, A comma-separated list of event ids that are associated to an event.

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