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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3 mag was detected near Medford in Oklahoma


Earthquake location 36.5778S, -97.6955WA minor earthquake magnitude 3 (ml/mb) has struck on Tuesday, 25 kilometers (16 miles) from Medford in Oklahoma. Event ids that are associated to the earthquake: us20002yti. Id of event: us20002yti. The temblor was reported at 00:02:04 / 12:02 am (local time epicenter). Global date and time of event UTC/GMT: 21/07/15 / 2015-07-21 05:02:04 / July 21, 2015 @ 5:02 am. The earthquake occurred at a depth of 5 km (3 miles) below the earth’s surface. Exact location of earthquake, -97.6955° West, 36.5778° North, depth 5 km.

The epicenter was 26 km (16 miles) from Enid (c. 49 400 pop), 77 km (48 miles) from Stillwater (c. 45 700 pop), 56 km (35 miles) from Ponca City (c. 25 400 pop), 45 km (28 miles) from Blackwell (c. 7 100 pop), 49 km (30 miles) from Perry (c. 5 100 pop). Nearest cities/city/villages to epicentrum/hypocenter was Stillwater, Ponca City, Perry (min 5000 pop). Country/countries that might be effected, United States (c. 310 233 000 pop).

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

How would you describe the shaking?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 25 km S of Medford, Oklahoma. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -97.6955° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.5778° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 25km S 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 2015-07-21 05:02:04 Time when the event occurred. UTC/GMT
Updated 2015-07-21 05:17:32 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 0.243 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.6 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 47 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 us20002yti Id of event.
Event Code 20002yti An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20002yti, A comma-separated list of event ids that are associated to an event.

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