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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3 mag has occurred near Medford in Oklahoma

Earthquake location 36.9408S, -97.8536WA minor earthquake with magnitude 3 (ml/mb) was detected on Sunday, 18 kilometers (11 miles) from Medford in Oklahoma. All ids that are associated to the event: us10004gvc. Unique identifier: us10004gvc. Global time and date of event 24/01/16 / 2016-01-24 18:19:40 / January 24, 2016 @ 6:19 pm UTC/GMT. The epicenter was at a depth of 4.995 km (3 miles). The temblor was picked up at 12:19:40 / 12:19 pm (local time epicenter). Exact location of event, longitude -97.8536 West, latitude 36.9408 North, depth = 4.995 km.

Close country/countries that might be effected, United States (c. 310 233 000 pop). The epicenter was 61 km (38 miles) from Enid (c. 49 400 pop), 73 km (45 miles) from Ponca City (c. 25 400 pop), 74 km (46 miles) from Arkansas City (c. 12 400 pop), 56 km (35 miles) from Wellington (c. 8 200 pop), 53 km (33 miles) from Blackwell (c. 7 100 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Arkansas City, Ponca City, Enid.

There are an estimated 130,000 minor quakes 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 thirty-four, in the last 10 days fourty-six, in the past 30 days eighty-seven and in the last 365 days six hundred and seven earthquakes of magnitude 3.0 or greater that has struck near.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. 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: 18 km NW of Medford, Oklahoma.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -97.8536° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.9408° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 4.995 km Depth of the event in kilometers.
Place 18km NW 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 2016-01-24 18:19:40 Time when the event occurred. UTC/GMT
Updated 2016-02-21 17:29:37 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.43 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 57 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 us10004gvc Id of event.
Event Code 10004gvc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004gvc, A comma-separated list of event ids that are associated to an event.

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