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Minor earthquake, 2.8 mag has occurred near Medford in Oklahoma


Earthquake location 36.8979S, -97.6607WA minor earthquake magnitude 2.8 (ml/mb) strikes 12 kilometers (7 miles) from Medford in Oklahoma on Friday. The earthquake was roughly at a depth of 5.845 km (4 miles). Exact location of earthquake, longitude -97.6607 West, latitude 36.8979 North, depth = 5.845 km. Unique identifier: us10003xjc. Ids that are associated to the event: us10003xjc. Exact time and date of earthquake 23/10/15 / 2015-10-23 13:25:12 / October 23, 2015 @ 1:25 pm UTC/GMT. The temblor was detected at 08:25:12 / 8:25 am (local time epicenter).

Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Earthquake epicenter was 59 km (37 miles) from Enid (c. 49 400 pop), 55 km (34 miles) from Ponca City (c. 25 400 pop), 58 km (36 miles) from Arkansas City (c. 12 400 pop), 70 km (44 miles) from Winfield (c. 12 300 pop), 48 km (30 miles) from Wellington (c. 8 200 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Perry, Mulvane, Winfield.

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been fourty, in the last 10 days fifty-two, in the past 30 days eighty and in the last 365 days six hundred and thirty-two earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 1,300,000 minor quakes in the world.

How would you describe the shaking?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 12 km NNE of Medford, Oklahoma. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -97.6607° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.8979° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5.845 km Depth of the event in kilometers.
Place 12km NNE 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 2015-10-23 13:25:12 Time when the event occurred. UTC/GMT
Updated 2015-11-14 08:52:52 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 3 The total number of felt reports
CDI 3 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 122 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.65 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 38 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 us10003xjc Id of event.
Event Code 10003xjc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003xjc, A comma-separated list of event ids that are associated to an event.

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