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Minor earthquake, 2.9 mag was detected near Medford in Oklahoma

Earthquake location 36.8409S, -97.6965WA minor earthquake with magnitude 2.9 (ml/mb) was detected on Tuesday, 5 kilometers (3 miles) from Medford in Oklahoma. The earthquake was roughly at a depth of 5.35 km (3 miles). Unique identifier: us1000h9qg. Ids that are associated to the event: us1000h9qg. Exact time and date of event in UTC/GMT: 09/10/18 / 2018-10-09 22:32:36 / October 9, 2018 @ 10:32 pm. Exact location of earthquake, longitude -97.6965 West, latitude 36.8409 North, depth = 5.35 km. The temblor was picked up at 16:32:36 / 4:32 pm (local time epicenter).

Closest city/cities/towns to epicentrum/hypocenter was Winfield, Perry, Arkansas City (min 5000 pop). Event epicenter was 52 km (32 miles) from Enid (c. 49 400 pop), 56 km (35 miles) from Ponca City (c. 25 400 pop), 63 km (39 miles) from Arkansas City (c. 12 400 pop), 76 km (47 miles) from Winfield (c. 12 300 pop), 55 km (34 miles) from Wellington (c. 8 200 pop). Country/countries that might be effected, United States (c. 310 233 000 pop).

There are an estimated 1,300,000 minor quakes in the world each year. Earthquakes 2.5 to 3.0 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days two, in the past 30 days seven and in the last 365 days one hundred and fourteen earthquakes of magnitude 3.0 or greater that has struck near.

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. 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: 5 km NE of Medford, Oklahoma.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -97.6965° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.8409° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5.35 km Depth of the event in kilometers.
Place 5km NE 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 2018-10-09 22:32:36 Time when the event occurred. UTC/GMT
Updated 2018-10-09 22:42:58 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 129 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 0.131 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.24 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 us1000h9qg Id of event.
Event Code 1000h9qg An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000h9qg, A comma-separated list of event ids that are associated to an event.

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